LG LM-U360 Service Manual page 9

I MICOM PART CHECK II
P7904 5PIN 5.6V check
YES
D101 1SR35 both terminal
power check
YES
Q101 EMITTER 5V check
and COLLECTO
YES
IC 103 8PIN IC 100 19,20,59
PIN 5V check
YES
X101:32.768KHz
X100:9.8304MHz operation
status check
YES
normal
NO
Refer to SMPS
Troubleshooting
NO
Output 5V operation check
D101 1SR35
YES
relevant parts check
YES
normal
Q102 BASE PIN
0.6V HIGH check
YES
Q102 COLLECTOR
0.6V LOW check
YES
relevant parts check
YES
normal
- 2-2 -
NO
Check if IC101
NO
KIA7042 output
power is over 4.3V
YES
relevant parts check
YES
normal
relevant parts
replacement
relevant parts
replacement
NO
relevant parts
replacement