Trouble Shooting Guide
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SMPS
&
AMP Section (Only NC-8117E Model)
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START(AC cord ON)
1. SMPS Primary Part : Power Cord, Fuse, IC907,
PT901, IC905 Check.
2. SMPS Secondary Part : IC902, Q951~Q961
Check
yes
no
DISPLAY(DEMO)
?
yes
1. FRONT : Micom(IC707)
yes
no
yes
no
CD/USB ?
no
Power On ?
no
yes
Tuner ?
no
AUX ?
no
yes
Tuner(IC101)
AUX & Amp
CD & UBS
no
Remocon ?
yes
yes
Remocon batteries & Receiver(IC703)
R94FC5A control circuit Check
1. Front : VFD Driver(IC707), VFD(FD701) Check
yes
1. Front LEDs Check.
2. SMPS Secondary Part : IC902, Q951~Q961
Check
Summary of Contents for NC-8112E
Page 3: ...Safety Precautions 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9...
Page 4: ...1 2 3 4 5 6 7 8 9 2 3 4 5 6 7 8 9 Safety Precautions 1...
Page 19: ...3 3...
Page 21: ...4 4 Wiring Diagram Only NC 8112E Model...
Page 22: ...4 4 Wiring Diagram Only NC 8114E NC 8115E Model...
Page 23: ...4 4 Wiring Diagram Only NC 8117E Model...
Page 24: ...5 5 Block Diagram Only NC 8112E Model...
Page 25: ...5 5 Block Diagram Only NC 8114E NC 8115E Model...
Page 26: ...5 5 Block Diagram Only NC 8117E Model...
Page 27: ...6 6 Schematic Diagram FRONT TUNER Section...
Page 28: ...7 7 Schematic Diagram MP3 CD Section...
Page 29: ...6 6 Schematic Diagram MAIN Section Only NC 8112E Model...
Page 30: ...6 6 Schematic Diagram MAIN Section Only NC 8114E NC 8115E Model...
Page 31: ...6 6 Schematic Diagram MAIN Section Only NC 8117E Model TI POWER...
Page 32: ...6 6 Schematic Diagram SMPS Section Only NC 8112E Model...
Page 34: ...6 6 Schematic Diagram SMPS Section Only NC 8117E Model...
Page 35: ...7 7 P C B Pattern Layout FRONT Section Top View...
Page 36: ...7 7 P C B Pattern Layout FRONT Section Bottom View...
Page 37: ...7 7 P C B Pattern Layout TUNER Section Top View...
Page 38: ...7 7 P C B Pattern Layout TUNER Section Bottom View...
Page 39: ...7 7 P C B Pattern Layout MP3 CD Section Top View...
Page 40: ...7 7 P C B Pattern Layout MP3 CD Section Bottom View...
Page 41: ...7 7 P C B Pattern Layout MAIN Section Only NC 8112E Model Top View...
Page 42: ...7 7 P C B Pattern Layout MAIN Section Only NC 8112E Model Bottom View...
Page 43: ...7 7 P C B Pattern Layout MAIN Section Only NC 8114E NC 8115E Model Top View...
Page 44: ...7 7 P C B Pattern Layout MAIN Section Only NC 8114E NC 8115E Model Bottom View...
Page 45: ...7 7 P C B Pattern Layout MAIN Section Only NC 8117E Model Top View...
Page 46: ...7 7 P C B Pattern Layout MAIN Section Only NC 8117E Model Bottom View...
Page 47: ...7 7 P C B Pattern Layout SMPS Section Only NC 8112E Model Top View...
Page 48: ...7 7 P C B Pattern Layout SMPS Section Only NC 8112E Model Bottom View...
Page 49: ...7 7 P C B Pattern Layout SMPS Section Only NC 8114E NC 8115E Model Top View...
Page 50: ...7 7 P C B Pattern Layout SMPS Section Only NC 8114E NC 8115E Model Bottom View...
Page 51: ...7 7 P C B Pattern Layout SMPS Section Only NC 8117E Model Top View...
Page 52: ...7 7 P C B Pattern Layout SMPS Section Only NC 8117E Model Bottom View...
Page 57: ......
