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LG flatron L1760TR User Manual

LG flatron L1760TR
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- 14 -
TROUBLESHOOTING GUIDE
1. NO POWER
NO POWER
(POWER INDICATOR OFF)
NO
CHECK ADAPTER AND
TEST WITH ANOTHER ONE
1
Waveforms
U101-#127
CHECK U101 AND U102
NO
NO
CHECK U503 AND
AROUND CIRCUIT
CHECK U501
NO
CHECK U502
YES
CHECK J405
VOLTAGE
PIN3 (12V)?
CHECK
U503 PIN 5 VOLTAGE
(5V) ?
IS U501
PIN3 (3.3V)
VOLTAGE ?
IS U502
PIN2 (1.8V)
VOLTAGE ?
YES
YES
YES
NO
CHECK X-TAL
CHECK
U101 PIN 127 PULSE
1
YES

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LG flatron L1760TR Specifications

General IconGeneral
BrandLG
Modelflatron L1760TR
CategoryMonitor
LanguageEnglish

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