ViewSonic VP150M Service Manual - Page 52

Trouble, Shooting

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ViewSonic September 2000 - Version 1.0 TROUBLE SHOOTING R, G, B COLOR IS NOT CORRECT Start Service Manual VP150m Input signal OK ? IC01 input correct? IC11 input data OK ? 1. Check video cable 2. Check host's setting 1. Check resistor array (IC01 to IC02) input 2. Check resistor array if analog (IC01to IC02) output 1. Check resistor array IC11 to ic02 2. Check IC11 N Paller output correct ? Y 1. Is W07 CONNECTED GOOD ? 2. Is panel working OK ? 3. Check OSD color 1. Check IC02 to W07 data bus 2. Check power of voltage END Confidential - Do Not Copy Page 51

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ViewSonic
September
2000
-
Version
1.0
Service
Manual
VP150m
TROUBLE
SHOOTING
R,
G,
B
COLOR
IS
NOT
CORRECT
Start
Input
signal
OK
?
IC01
input
correct?
IC11
input
data
OK
?
Paller
output
correct
?
Y
1.
Check
video
cable
2.
Check
host's
setting
1.
Check
resistor
array
(IC01
to
IC02)
input
2.
Check
resistor
array
if
analog
(IC01to
IC02)
output
N
1.
Check
resistor
array
IC11
to
ic02
2.
Check
IC11
1.
Is
W07
CONNECTED
GOOD
?
2.
Is
panel
working
OK
?
3.
Check
OSD
color
END
1.
Check
IC02
to
W07
data
bus
2.
Check
power
of
voltage
Confidential
—
Do
Not
Copy
Page
51