Daewoo NC-8112E Service Manual page 12

Trouble Shooting Guide
1
SMPS & AMP Section (Only NC-8117E Model)
2
3
START(AC cord ON)
4
DISPLAY(DEMO)
5
6
7
8
9
yes
?
yes
yes
yes
yes
Power On ?
yes
Tuner ?
yes
AUX ?
yes
CD/USB ?
yes
Remocon ?
no
1. SMPS Primary Part : Power Cord, Fuse, IC907,
PT901, IC905 Check.
2. SMPS Secondary Part : IC902, Q951~Q961
Check
1. FRONT : Micom(IC707)
1. Front : VFD Driver(IC707), VFD(FD701) Check
1. Front LEDs Check.
no
2. SMPS Secondary Part : IC902, Q951~Q961
Check
no
Tuner(IC101)
no AUX & Amp
CD & UBS
no
Remocon batteries & Receiver(IC703)
no
R94FC5A control circuit Check
no
no
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3
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5
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9