Samsung HT-X710 - USB Host Feature Supported Products; Digital Camera; USB Flash Disc; MP3 Player

55
13. Troubleshooting - Main
13. Troubleshooting - Main
UIC1
Main PCB; pin
#14,40,55,89 5V?
Micom Power
+5.6V
MCON2(#5)
CHECK->5.6V?
Replace SMPS
Check Pattern +5.6V
Line.
Check for
POWER-
SENSE(5V) at
Main PCB
:pin #26 of UIC1
Power Sense,
MCON2(#7)
CHECK ->5V?
Replace SMPS
Check pattern Power
Sense Line
Check for
Power_ON(0V) at
Main PCB
:pin #38 of UIC1
Replace Micom(UIC1)
Check UQ2(KSR2103)