Service Manuals, User Guides, Schematic Diagrams or docs for : . Various DVD Power Supply Schematics VCR-D4507_AEG

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VCR-D4507_AEG


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                                                                                                                                                                       CAUTION !
                                NOTE :                                                                CAUTION                                                          Fixed voltage (or Auto voltage selectable ) power supply circuit is used in this unit.
                                The voltage for parts in hot circuit is measured using                FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,                    If Main Fuse (F1001) is blown, check to see that all components in the power supply
                                hot GND as a common terminal.                                         REPLACE ONLY WITH THE SAME TYPE T1.6AL/250V FUSE.                circuit are not defective before you connect the AC plug to the AC power supply.
                                                                                                                                                                       Otherwise it may cause some components in the power supply circuit to fail.

                    HOT CIRCUIT. BE CAREFUL.
                                                                                                                                                                                                         Q053,Q054
                                                                                                                                                                                                         SW+44V                                  P-ON+44V

                                                                                                                                                                                                                                                 P-ON+15V
                                                                                  T0011
                    F1001       L1003      D001 - D004
           AC1001
                    T1.6AL/250V                                                                                            CL051A                   CL051B   CN051A    CN051                                                                     P-ON-H
                                 LINE       BRIDGE                                2              20                             1   AL+44V          1              1   1                                                                        
                                FILTER     RECTIFIER                                                                            3   AL+12V          3              3   3                                                                         AL+12V
                                                                                                                                5   AL+5V(P-DOWN)   5              5   5
                                                                                                 19                             6   AL+5V           6              6   6
                                                                                                                                                                                                         Q055
                                                                                                                                8   AL+20.5V        8              8   8
                                                                                                                                                                                                          SW+9V                                  AL+9V
                                                                                                                                                                  10   10
                                                                                  4              18                                                               12   12
                                                                                                                                                                  14   14                                                                        AL+5V
                                                                                                                                                                                                         Q056
                                                                                                                                                                  18   18
                                                                                                                                                                                                          SW+5V                                  P-ON+5V
                                                                                                 17                                                               17   17
                                                                                                                                                                                                                         Q058
                                                                  Q1001                                                                                                                                                   SW+5V                  TIMER+5V
                                                                                                                                                                                                                                                                                     Power Supply Block Diagram




                                                                                                 16
                                                                                                                                                                                                           Q057
                                                                                                                                                                                                                      Q059
                                                                                                 15

                                                    Q1003
                                                                                                                                                                                                                                                 P-DOWN-L
                                                                                                 14                                                                                                Q051,Q052                                    
                                                                                                                                                                                                    SW+20.5V                                     AL+20.5V/+12V




1-9-5
                                                                                                                                                                                                                                                 C-POW-SW
                                                                                  7              13                                                                                                                                             
                                                                                                                           CL052A                   CL052B
                                                                                                                                1   AL-30V          1                                                                                            AL-30V
                                                                                                 12                             3   AL+2.8V         3                                     IC1002                                                                CL1051
                                                                                                                                5   AL+4V           5                                     +1.2V REG.                                                                 1   EV+1.2V
                                                                                                                                9   F1              9                                                                                                                2   EV+1.2V
                                                                                  8              11                             8   F2              8                                     IC1003                                                                     3   EV+3.3V
                                                                                                                                                                                          +3.3V REG.                                                                 4   EV+3.3V
                                                                                                                                                                                                                      Q1055                                          5   EV+3.3V
                                                                                                                                                                                                                       SW+5V                                         7   P-ON+5V
                                                                                      IC1001                                                          JUNCTION
                                                                                      ERROR                                                                                                                                                                          8   EV+11V
                                                                                                                                                      CBA
                                                                                      VOLTAGE DET      Q1004                                                                                                         Q1052                                           9   EV+11V
                                                                                                                                                                                                                     SW+3.3V                                         6   P-ON+3.3V
                                                                                      4      1                                                                                                                                                                      17   PWRCON
                                Q1008


                                                                                                                                                                                                                                                 DVD P-ON+5V
                                                                                      3      2
                                                                                                                                                                                                                                                 DVD P-ON+3.3V
                                                                                                                                                                                                                                                 -FL
                                                                                                                                                                                         Q1053,
                      HOT                                                                                                                                                                Q1054                                                   EV+3.3V
                                                                                                                                                                                            SW+12V                                               DVD P-ON+12V
                                                                                                                                                                                                                                                 F1
                                                                                                                                                                                                                                                 F2


                                                     POWER SUPPLY CBA
                                                                                                                   COLD                                                                                           MAIN CBA




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