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LG FPD1570 Service Manual page 19

Chassis: cl-18
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TROUBLE IN DPM
CHECK
U617 (MICOM)
PIN 1, 42 (H/V INPUT)
SIGNAL ?
YES
CHECK
U4 PIN 6
WAVEFORM
(24MHz) ?
YES
CHECK
U4 PIN 26
(5V) ?
YES
TROUBLE IN PC
4. TROUBLE IN DPM
NO
NO
NO
TROUBLE IN
U17
TROUBLE IN
X2
TROUBLE IN
SIGNAL CABLE

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