Troubleshooting - Toshiba 23HL85 Service Manual
Lcd color television
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Also See for 23HL85:
- Owner's manual (44 pages) ,
- Circuit diagrams (22 pages) ,
- Specifications (2 pages)
Table of Contents
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4. TROUBLESHOOTING
Process A
No Power
(LED indicator off)
Ref.1/1-1
Check 15V or ST_5V
of Power B/D
Pass
Check Output of
IC1104, IC1105, IC1106
Pass
Check LED Assy
Pass
Check P101 Connector
Ref.1
15V : P1000 #13, 14
Check short circuits of Main B/ D
or Change Power B/ D
Fail
Check IC203
Pin 7 Level(High 5V)
Fail
Pass
Change IC1104 , IC1105,
IC1106 or check short
circuits of Main B/ D
Change LED Assy
Fail
Ref.1-1
ST_5V : P1100 #1
- 33 -
Change VCTi( IC200)
of Main B/ D
Fail
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