Sony SDM-HS74 - Page 14

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2. NO RASTER
CHECK MICOM INV
ON/OFF PORT.
CHECK
J705 PIN 9
5V?
NO
NO RASTER
(OSD IS NOT DISPLAYED)
CHECK LIPS
CHECK J705
PIN 5, 6, 8(5V)
PIN 1, 2(12V)?
NO
1. CONFIRM BRIGHTNESS
OSD CONTRL STATE.
2. CHECK MICOM DIM-ADJ
PORT
CHECK
J705 PIN 10
5V?
NO
LIPS
CHECK
PULSE AS
CONTACTING SCOPE
PROBE TO CAUTION LABEL.
(CONTACT PROBE TO
CAUTION LABEL.
CAN YOU SEE PULSE
AT YOUR
SCOPE?
NO
REPLACE CCFL LAMP
IN THE LCD MODULE
YES
YES
YES
YES