Sony ZS-RS80BT - Troubleshooting Guides; SMPS Board Diagnosis

17
MHC-V02
SMPS Board Diagnosis Flow
SECTION 5
TROUBLESHOOTING
AC IN
Yes
END
No
Replaces SMPS board if it is not up to standard.
The Output from SMPS board is checked. Is following power voltage up to standard?
NO6500 Pin 5~7 NO6500 Pin 8
Standby
26.1V±5% 26.1V±5%
Demo Mode
26.1V±5% 26.1V±5%
Power On
26.1V±5% 26.1V±5%
(1) AC input (2) Fuse (3) MAIN power transformer (4) NO6500 connector
Pin 1: GND Pin 3: GND Pin 4: GND Pin 5: VH Pin 6: VH Pin 7: VH Pin 8: SUB VH Pin 9: SUB GND Pin 10: AC DET Pin 11: LATCH ON
(1)
(2)
(3)
(4)
SYSSET
2019/02/2822:48:45(GMT+09:00)