Sony KD-43X85K Manual page 49

2022/04/19 01:21:05 (GMT+09:00)
TROUBLESHOOTING
2.1 LED Blinking: 3x (DC ALERT)
3-time blinking
(DC Alert)
Check "12.7V_MAIN"
OK Check "5V_MAIN" OK OK
Check "5V_DET"
at pin 5,6,7,8 of CN1700 on Check Audio
BM5A at JL601 on BM5A/BM5ST board,
at CL1247 on BM5A/BM5ST board,
BM5A/BM5ST board, Error
4.75V < Voltage < 5.25V?
0.77V < Voltage < 1.11V?
Voltage = 12.2~13.2V?
NG
NG
NG
R1284, R1285, etc
IC600, etc
Power Board
(BM5A/BM5ST Board)
(BM5A/BM5ST Board)
49
SAFETY NOTES SELF DIAGNOSIS FUNCTION TROUBLESHOOTING SERVICE ADJUSTMENT DIAGRAM HANDLING GUIDE
SYS SET