Sony KD-43X85K Manual page 23

2022/04/19 01:21:05 (GMT+09:00)
TROUBLESHOOTING
1.2 No Power u-com Failure
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Check P_ON_#2
CL417 Voltage.
Is the voltage >3.0V?
yes
Check P_ON_HL
CL415 Voltage.
Is the voltage >3.0V?
yes
Check ORESETB
CL416 Voltage.
Is the voltage >3.0V?
yes
Check X_BL_MUTE
CL412 Voltage.
Is the voltage >3.0V?
yes
SAFETY NOTES
no
Change IC401
no
Change IC401
no
Change IC401
no
SOC Muffin 5 (IC1000)
problem.
SELF DIAGNOSIS FUNCTION TROUBLESHOOTING
Check BL_ON
no
CL420 Voltage.
Is the voltage >3.0V?
yes
END
u-com IC401 is working OK
SERVICE ADJUSTMENT DIAGRAM
Change IC401
23
HANDLING GUIDE
SYS SET