Service Manuals, User Guides, Schematic Diagrams or docs for : Philips TV L9.1E ab L91EAB_SB_4715174892
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Supply overview, block diagram, wiring diagram and testpoint overviews L9.1E AB 6. 19
6. Supply overview, block diagram, wiring diagram and testpoint overviews
Supply overview
A1 POWER SUPPLY A2 HORIZONTAL DEFLECTION B CRT
for 140V VBATT
5545 5445
15 5550
6550 5577 +VBATT 5551 MAIN SUPPLY MAIN SUPPLY 3453 5451 3 EHT EHT
5576 ANODE CRT
16 FOCUS FOCUS
2551 2450 FOCUS
VG2 VG2
for 130V VBATT ON A1 to ON A2 to VG2
3543 3462
discharge 3485 0220 0244 3340
3546 3482 6485 VIDEO SUPPLY +200V
circuit 5 2 2
6542 +200VA
POWER 3571 2340
TRAFO for 2x3 WATT / 5 WATT AUDIO 2485 3341
6570 A12 AUDIO AMPLIFIER
5575 5572 1573 AUDIO SUPPLY 7 5480 filement 4 4
11 to CRT
AUDIO SUPPLY
6590 VAUX filement
2.5A 2571 To 3950
3342
for 2x2 WATT AUDIO
5575 5572 1573 6590 6582 A2 HORIZONTAL DEFLECTION
11
A5 TUNER
2.5A 2571 VAUX
To anode 6449 6487 3488 VLOT AUX +50V 3442
11 VT_SUPPLY
SPMS LOT to (9-1000)
for 2x1 WATT AUDIO 6008 TUNER
VT_SUPPLY
-/C33
1571 5572 6580 6582 A7 CONTROL
10 2487
T1A VAUX 3639
2577 7603
3V3 A3 VERTICAL DEFLECTION
for 1x1 WATT AUDIO 4654 3632 3633 VLOT AUX +50V
3491 to 9401
1571 5572 6580 9509
10
6601 A8 FRONT CONTROL 6
6490 VLOT AUX -11V VLOT AUX -11V
T1A 2577 -/C3V9 to 4-7401
VAUX-1 3657 +5D 2489
+5D
3492
6606
-/C4V7
5573 6560 1571 VAUX 3486
14
6486 VLOT AUX -11V
T1A 2561 9 VLOT AUX +11V
ON A1 to
A5 TUNER + VIDEO IF A4 SYNCHRONISATION to 2-7401
2486
3585 7251 ON A2 to
VAUX 3 2 +8V AUDIO +8V BIMOS 3487
+8V BIMOS E/W Circuit
5202 and 7481,7482
A1 POWER SUPPLY
1
STAND-BY to DEGAUSSING
STB 7254 A6 VIDEO PROCESSING
CIRCUIT 7256
+8V BIMOS
5821 +8VA
2843 A10 NICAM + 2CS DECODER
+8VA
A11 SMART SOUND A5 TUNER + VIDEO IF
3490 7480
6488 VLOT AUX +5V 5000
8 1 3 +5V
to 6-1000
+8VA (TUNER)
2
IIC BUS INTERCONNECTION DIAGRAM A10 NICAM + 2CS DECODER
5831
A7 CONTROL A5 TUNER + A6 VIDEO A9 BTSC A10 NICAM+ +5VA
5832
3651
VIDEO/IF PROC. DECODER 2CS DEC. +5VB
50 SDA
3652
7600 49 SCL
SAA5565
3655 3654 3001 3000 3248 3247 3828 3827 3842 3841
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