LG 177V Service Manual - Page 15

Browse online or download pdf Service Manual for Monitor LG 177V. LG 177V 33 pages.

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NO VIDEO
(POWER INDICATOR ON)
CHECK
POWER INDICATOR
GREEN or AMBER?
GREEN
CHECK
D712 ANODE
(-157V)?
YES
CHECK
G1 VOLTAGE?
(-55V~-150V)
YES
CHECK
CDT HEAT
VOLTAGE? (6.3V)
YES
TROUBLE IN
CDT
3. NO RASTER
AMBER
NO
NO
NO
DPM MODE
(NO H and/or V SYNC)
TROUBLE IN
D712
TROUBLE IN
Q799
TROUBLE IN
D941, Q942, Q941