Sony HCDSHAKEX70 - Page 29

HCD-SHAKE10/SHAKE30/HCDSHAKEX10/HCDSHAKEX30/HCDSHAKEX70
29
2CH DAMP / 4CH DAMP / MOTHERBOARD Mount Diagnosis Flow (2/2)
END
Checks OUT Terminal 7V output of REG IC1006 or, checks GND and OUT Terminal with Tester. Is it shorted out?
Assembles into the unit again then, checks whether there is the audio output from 2CH DAMP/ 4CH DAMP Board.
Checks circumference circuit of REG IC1006. If there are no problems, exchanges IC1006.
Checks circumference circuit of REG IC1007. If there are no problems, exchanges IC1007. Replaces 2CH DAMP/4CH DAMP Board Replaces 2CH DAMP/4CH DAMP Board
A
B
Yes
Yes Yes
Yes
No
No No No
Checks OUT Terminal -7V output of REG IC1007 or,
checks GND and OUT Terminal with Tester. Is it shorted out?
Leave 2CH DAMP/4CH DAMP Mount to a state of it only and, checks Power Audio Driver (MOSFET) with Tester.
Is it shorted out? (Refer to Page 30 and 31.)
2CH DAMP/4CH DAMP Board
SYSSET
2019/10/2523:34:43(GMT+09:00)