42
TROUBLE SHOOTING
When power isn’t supplied
Switch relay (RLY) works normally
Check if 2nd B+ of power part is short
Replace a part causing an error
PA801 135V voltage normal
R847, 848 normal
R823 normal
D810, 813 normal
Check I802
PA803 25V voltage normal
R809 normal
Replace D813, R813
Check I803
END
Replace R809
Replace D813, R813
Replace R810, 813
Replace R823
Replace R847, 848
NO
NO
NO
NO
NO
NO
NO
NO
Содержание DSJ-4710CRA
Страница 23: ...22 Explanation for circuit operation Explanation for circuit operation...
Страница 24: ...23 Explanation for circuit operation...
Страница 25: ...24 Explanation for circuit operation...
Страница 26: ...25 Explanation for circuit operation...
Страница 27: ...26 Explanation for circuit operation...
Страница 28: ...27 Explanation for circuit operation...
Страница 77: ...76 8 Schematic Diagram 1 Block Diagram...
Страница 78: ...77 Schematic Diagram 2 Power...
Страница 79: ...78 Schematic Diagram 3 REAR IO...
Страница 80: ...79 Schematic Diagram...
Страница 81: ...80 Schematic Diagram 5 Deflection...
Страница 82: ...81 6 Converergence Amp Sound Amp Schematic Diagram...
Страница 83: ...82 7 Convergence Module Schematic Diagram...
Страница 84: ...83 8 CRT Amp Schematic Diagram...
Страница 85: ...84 9 Control Side Schematic Diagram...
Страница 86: ...85 1 MAIN PCB 9 PRINTED CIRCUIT BOARD...
Страница 87: ...86 2 POWER PCB PRINTED CIRCUIT BOARD...
Страница 88: ...87 3 AMP PCB PRINTED CIRCUIT BOARD...
Страница 89: ...88 4 CRT PCB PRINTED CIRCUIT BOARD...
Страница 90: ...89 5 DEF PCB PRINTED CIRCUIT BOARD...
Страница 91: ...90 6 UNION 1 PCB CONTROL SIDE PRINTED CIRCUIT BOARD...
Страница 92: ...91 7 UNION 2 PCB CONV MODULE REAR IO PRINTED CIRCUIT BOARD...
Страница 93: ...92 1 DSJ 4710 10 EXPLODED VIEW...
Страница 94: ...93 2 DSJ 4720 EXPLODED VIEW...
Страница 95: ...94 3 DSJ 5510 EXPLODED VIEW...
Страница 96: ...95 4 DSJ 5520 EXPLODED VIEW...
Страница 97: ......