Denon S-102 Service Manual page 23
Dvd home entertainment system
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Also See for S-102:
- Service manual (125 pages) ,
- Owner's manual (54 pages) ,
- Manual de usuario (48 pages)
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TROUBLE SHOOTING
ADV-S102
1. 1U-3836 (MAIN UNIT)
1.1. FL TUBE dosen't light
(1) Check the Set-up process of System
-COM
Check Power Supply Voltages.
1U-3836-1(MAIN UNIT)
[IC303]:
+9V_DNS
O.K.
Check Power Supply Voltages.
1U-3836-1(MAIN UNIT)
[IC301]:
+3.3V_DNS
O.K.
Check Oscillation waveform.
1U-3836-1(MAIN UNIT)
[IC301]:
16MHz at 18pin.
O.K.
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Check Power Supply Voltages.
1U-3836-1(MAIN UNIT)
[IC301]:
"H"level at [ON/STBY]15pin
and "L"LEVEL at [CHOP_ON]48pin?
O.K.
Check Power Supply Voltages.
1U-3836-1(MAIN UNIT)
[IC306]:
+12V_M1
O.K.
Check Power Supply Voltages.
1U-3836-1(MAIN UNIT)
[CX211]:19pin
-HB=-35V±3
O.K.
Check Data Bus between
1U-3831-1(DISPLAY CENTER UNIT)
FLD Driver(1U-3831-1[IC241])
[FL_RST]:"H"level?
w w w
O.K.
Continue to next step.
.
Check the Set-up process of B/E
-COM.
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N.G
Check Soldering.
CX142 on MAIN UNIT.
N.G
Check Soldering.
IC303 on MAIN UNIT.
N.G
Check Soldering.
X301 on MAIN UNIT.
N.G
Check Soldering.
IC301 on MAIN UNIT.
N.G
Check Soldering.
IC306 on MAIN UNIT.
N.G
Check Soldering.
T201 on MAIN UNIT.
N.G
(1) Check soldering of CX211 on MAIN UNIT.
(2) 1U-3831-1 is N.G.(No Good).
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