Sony ELF Series Service Manual page 21

2021/07/13 22:44:19 (GMT+09:00)
FLOW
4. No Power
NO Power
Tester Check
12.0±0.6V
* Output of AC-Adaptor
NG
Replace
AC Adapter
OK
AC Adapter
ELF-SR1(J)
OK
NG
OK
Replace
KEY Board
KEY Board
NG
Tester Check
OK
12.0±0.6V
Check Point:
J1 3pin or F1
NG
* Set exchange
OK
Replace
MAIN Board
MAIN Board
NG
Replace
LCD panel ASSY
J1 or Fuse：No power & backlight
error check point
トラブルシューティング
21
SYS SET