Service Manuals, User Guides, Schematic Diagrams or docs for : Philips Audio fw-m355-amplifier

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fw-m355-amplifier


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                                                                                                                                                11-8                                                                                                                                                                                                                                                                                                                                                                             11-8

PRE- & POWER AMPLIFIER CIRCUIT


    0888 E13     1323 E14        2365 E12                     2370 F13                            2378 E12            2608 D2               2613 G1                2618 E4                  3356 E14                       3361 E7          3366 F12             3371 E12   3377 B10           3386 C13                         3392 C8            3612 D4                        3617 B5                      3622 G1                   3627 E4                           3632 A1                5301 D12                         6371 B9                               6376 E11             7301 E9                   7600-B D3           7606 E4
    0889 G13     2351 D14        2366 F12                     2371 C7                             2604 C2             2609 A3               2614 G2                2662 A1                  3357 E14                       3362 F7          3367 D12             3372 E12   3378 B10           3387 D10                         3608 E2            3613 B5                        3618 C5                      3623 E1                   3628 E4                           3633 D1                5302 G12                         6372 B8                               6377 E11             7302 C9                   7602 D4             7607 E5
    1300-A F13   2352 F14        2367 D12                     2372 D8                             2605 A2             2610 D3               2615 E2                2663 D1                  3358 F14                       3363 E7          3368 G12             3373 E12   3379 D10           3388 D10                         3609 A4            3614 D5                        3619 B5                      3624 F3                   3629 F5                           3634 B2                5303 E12                         6373 C8                               6378 F12             7303 C10                  7603 B5             7608 B4
    1300-B E13   2361 E7         2368 F13                     2373 C10                            2606 D2             2611 B6               2616 E2                2664 A2                  3359 E14                       3364 E7          3369 D12             3374 E11   3384 B13           3389 C9                          3610 D4            3615 A5                        3620 C5                      3625 F3                   3630 A1                           3635 B2                5304 F12                         6374 C10                              6379 E12             7304 C10                  7604 D5             9508 G14
    1322 E14     2362 E7         2369 E12                     2377 C14                            2607 B2             2612 D6               2617 F4                3355 D14                 3360 F14                       3365 D12         3370 F12             3376 C9    3385 C14           3390 C9                          3611 B4            3616 D5                        3621 F1                      3626 E4                   3631 C1                           3636 E2                5601 E2                          6375 C11                              6380 D11             7600-A A2                 7605 F4             9510 D14




                           1                                                  2                                            3                                             4                                                 5                                     6                         7                                                 8                                                    9                                                       10                                                   11                                                         12                                        13                                                   14


                                              HPREF
                                                   GND_A                                          +12V
A                                                                                            B_REF3                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               A
                                               3630




                                                                       2664

                                                                                100p
                                                      12K




                    2662                                                                                 7600-A
         VOL_LEFT               3632                                 +6V
                                                                                       3            8
                                                                                                         NJM4556AM         2609
                     2u2         10R                                                                                                           3609                                                                   3615
                                                                       2605

                                                                                470p



                                                                                                              1
                                                                                                                    +6V                         1K                                                                     1K
                                                                                       2                                   22u
                                                                     +6V
                                                                                                    4                                                                               3611                 3613




                                                                                                                                                                                                                                                          100p
                                                                                                                                                                                                                                                  2611
                                                                                                                                                    7608                                                                              BC817-25
                                                                                                                                                BC817-25                              1K                 1K                           7603
                                                                                              GND_A                                                                                                                                                                                                                                                                                 +C                    +H                                                        +50V
                                                                                                  2607
B                                                                                                                                                                                                                                                                                                                                                                  +17.5V                                         +35.8V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  B
                                                                                                  220p                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          AMP_ON
                                                                                                                                                                                                                                                                                                                                                                                                                               +54.2V
                                                                                                                                                           GND_PA                                                                 GND_PA         GND_PA




                                                                                                                                                                                                                                                                                                                                                                   1N5392



                                                                                                                                                                                                                                                                                                                                                                                         1N5392
                                        HPREF                3635                                 3634




                                                                                                                                                                                                                                                                                                                                                           6372


                                                                                                                                                                                                                                                                                                                                                                                 6371
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             5V
                                      +6V




                                                                                                                                                                                                                                                                                                                                                                                                                                                330R
                                                                                                                                                                                                                                                                                                                                                                                                                                  3377




                                                                                                                                                                                                                                                                                                                                                                                                                                                                    3378

                                                                                                                                                                                                                                                                                                                                                                                                                                                                           2K2
                                                             6K8                                  27K




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    3384
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           1K5
                                                                                                                                                                                                                           3617       3619
                                                                                                                                                                                                                                                         HP_LEFT                                                                                                                                                 7302
                                                                                                                                                                                                                            33R       47R                                                                                                                                                                                                                                                                                                                                                                                                         2377
                                                                                                                                                                                                                                                                                                                                                                                                               STP16NE06
                                                                                                                                                                                                                                                                                                                                                                  +16.7V
                                                                                                                                                                                                                                                                                                                                                                                                                               +16.7V                                                                                                                                                                                                              22u




                                                                                                                                                                                                                                                                                                                                                                                                                                                 1N4148
                                                                                                                                                                                                                                                                                                                                                                                                                                  6374
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               4.7V               3385
                                                                                                                                                                                                                                                                                                                                                                                                               +16.7V
C                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 C




                                                                                                                                                                                                                                                                                                                                                                   BZX79-B3V9
                                                                                                                                                                                                                                                                                                                                                                                                                                                            7303                 2373            6375                                                                                                                                             150K




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    3386

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           100R
                                                                                                                                            GND_A               GND_PA




                                                                                                                                                                                                                                                                                                                                                                                 3390

                                                                                                                                                                                                                                                                                                                                                                                        3376

                                                                                                                                                                                                                                                                                                                                                                                                      3389
                                                                                                                                                                                                                                                                                                                                                                                        12K

                                                                                                                                                                                                                                                                                                                                                                                                      12K

                                                                                                                                                                                                                                                                                                                                                                                                                12K
                                                                                                                                                                                          TU                                                                                                                                                                                                                                   +53.8V
                                              HPREF                                                                                                                                                                                                                                                                                                                                                                                                         BC856B




                                                                                                                                                                                                                                                                                                                                                           6373
                                                   GND_A                                                                                                                                                                   3618       3620                                                                                                                                                                                                                    +54.2V             47p        1N4148                                                                                                                                                       G
                                                                                                    +12V                                                                                                                                                 HP_RIGHT




                                                                                                                                                                                                                                                                                                                                 3392
                                                                                                                                                                                                                                                                                                            2371

                                                                                                                                                                                                                                                                                                                          4u7


                                                                                                                                                                                                                                                                                                                                        1K
                                                                                                  B_REF3                                                                                                                    33R       47R
                                               3631




                                                                       2604

                                                                                100p




                                                                                                                                                                                                                                                                                                                                                                                                                                                             7304
                                                      12K




                                                                                                                                                                                                                                                                                                                                                                                                                               +16.7V                                                                                                                                                                                                      +3.64V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   AMP_IC
                                                                                                                                                                                                                                                                                                                                                                                                                                                           BC847B                       +13.8V
                    2663




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   BZX79-B22
        VOL_RIGHT               3633                                 +6V                    5                7600-B
                                                                                                         8
                                                                                                             NJM4556AM                                                                                                                                                                                                                                                                                                                                                      +7.2V




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   6380
                                                                                                                            2610                                                                                                                                                                                                                                                                                                                                                                                                                                                5301
                     2u2         10R                                                                                                           3610                                                                        3616                                                                                                              G
                                                                       2606

                                                                                470p




                                                                                                                  7




                                                                                                                                                                                                                                                                                                                                                                                                                                         3388

                                                                                                                                                                                                                                                                                                                                                                                                                                                       3387

                                                                                                                                                                                                                                                                                                                                                                                                                                                                  3379
                                                                                                                                                                                                                                                                                                                      AQ00




                                                                                                                                                                                                                                                                                                                                                                                                                                                       10K

                                                                                                                                                                                                                                                                                                                                                                                                                                                                  10K

                                                                                                                                                                                                                                                                                                                                                                                                                                                                           10K
                                                                                            6                        +6V       22u              1K                                                                          1K                                                                                                                                                                                                                                                                                                                                                   1u                                                                      9510
                                                                     +6V                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        3365
                                                                                                         4
D                                                                                                                                                                                   3612                 3614
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  D




                                                                                                                                                                                                                                                  2612

                                                                                                                                                                                                                                                          100p
                                                                                                                                                    7602                                                                              BC817-25
                                                                                                                                                                                                                                                                                                                                                 2372                                                                                                                                                                                                                           4R7                                                                      2351
                                                                                                                                                BC817-25                              1K                 1K                           7604                                                                                                                                                                                                                                                                     G
                                                                                                  GND_A
                                                                                                                                                                                                                                                                                                                                                                                                                                            G               G          G                                                                                                        3369
                                                                                                   2608                                                                                                                                                                                                                                          4u7                                                                                                                                                                                                                                                                                                     220u
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                4R7




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              2367

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     220n




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Matrix Surround only
                                                                                                   220p                                                                                                                                                                                                                                      G                                                                                                                                                                                                                                  3367                                                                     3355




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 470R
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          3374
                                                                                                                                                           GND_PA                                                                 GND_PA         GND_PA
                                        HPREF                3636                                  3608                                                                                                                                                                                                                                                                                                                                                                                                                                                                         4R7                                                                      330R




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       2365
                                                                                                                                                                                                                                                                                                                                                                7301                                  +16.7V




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              47n
                                                             6K8                                    27K                                                                                                                                                                                                                                                     AN17830A                              1                                                                                                                                                                             3371                                             1300-B                  3357
                                                                                                                                                                    7606                                                                                                             3361
                                                                                                                                                                                                    7607                                                                                                                                                                                          VCC                                                     +7.8V                                                                                                                 4R7                                                                      330R




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       2369
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              220n
                                                                                                                                                                                                                                                                                                                                                           0V     6 CH1-IN                                                 CH1-O+ 2                                                                                                                                                                                             4




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                1N4003
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               1N4003
                                                                                                                                                                  BC847B                          BC857B                                                                             82K                                                                                                                                                                                                                                                                                        5303                                                                                                   1323




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        6377



                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         6379
                                                                                                                                                                                          +5V                               +5V
E                                                                                                               +5V6                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     3359
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  E




                                                                                                                                                                                                                                                                                            3363


                                                                                                                                                                                                                                                                                                         2361

                                                                                                                                                                                                                                                                                                                   680p
                                                                                                                                                                                                                                                                                                                                                                                TSD PROT                                                                                                                                                                                                                                        3
                                         3623




                                                                                                                                                                                                                                                                                                   8K2
                        +12V_A                               5601                                  B_REF3                                                                                                                                                                                                                                                                        CIRCUIT
                                                                                                                                                                                                                                                                                                                                                                                                                           CH1-O- 4                       +7.8V                                                                                                                  1u
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          3373                                                                           330R
                                                                                                                                                3626




                                                                                                                                                                                                                                                                                                                                                           0V     8 CH2-IN
                                                                                                                                                           1K




                                                             2u2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     AL
                                                                                                                                                                                   3628

                                                                                                                                                                                           2618

                                                                                                                                                                                                  100p
                                                                                                                                                                                            4K7




                                            10R                                                                                                                   +5.6V                                                                                                                                                                                                                                                                                    +7.8V                                                                                                          4K7                 pt2                                                                                             1
                                                                                                                                                                                                                     +4.3V                                                                                                                                 0V     9 MUTE                                                   CH2-O+ 12                                                                                                                                                   2378                 0888




                                                                                                                                                                                                                                       



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