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2. NO RASTER (OSD IS NOT DISPLAYED) – LIPS
NO RASTER
(OSD IS NOT DISPLAYED)
J705
PIN5, PIN6
5V?
YES
J705 PIN9
2.5V?
YES
J705 PIN10
5V?
YES
CHECK
PULSE AS
CONTACTING SCOPE
PROBE TO CAUTION LABEL.
(CONTACT PROBE TO
CAUTION LABEL.
CAN YOU SEE PULSE
AT YOUR
SCOPE?
YES
REPLACE CCFL LAMP
IN THE LCD MODULE
NO
NO
NO
NO
- 15 -
CHECK POWER BOARD,
AND FIND OUT A SHORT
POINT AS OPENING
EACH POWER LINE
CHECK MICOM INV
ON/OFF PORT.
1. CONFIRM BRIGHTNESS
OSD CONTRL STATE.
2. CHECK MICOM DIM-ADJ
PORT
LIPS
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