Read Sony KLV-22S570A Service Manual online
– 9 –
KLV-22S570A
RM-GA016W
PICTURE NG
All input have
problem
BT2 Board NG
NO
YES
LVDS harness connection
or BT2 board or Panel NG
or BT2 board or Panel NG
BT2 Board or GT2 Board NG
NO
YES
Backlight on?
UI of some picture
setting correct?
Set correctly or reset by menu
YES
NO
SECTION 3
TROUBLESHOOTING
3.1 Flowchart
NO
Check AC cable
connection
connection
BT2 or Switch Unit NG
AC cable NG
No Power
STBY_VCC
(GT2:13.2V)
CN7000_7pin on BT2
YES
YES
YES
GT2 Board NG
NO
Sound NG
Only speaker out?
BT2 Board NG
UI of Audio
setting
correct?
Volume,TV speaker
Volume,TV speaker
NO
YES
Set correctly or reset by menu
BT2 Board or Speaker NG
NO
YES
AUDIO_VCC(GT2:1
(GT2:10V, GT3:13V,
G4:15V)
CN7000_1, 2pin on
NO
YES
GT2 Board NG
Trouble Shooting Flowchart
1. NO POWER
2. SOUND NG
3. PICTURE NG
Click on the first or last page to see other KLV-22S570A service manuals if exist.