Check Video wave
form is on I114 Pin25?
Replace Panel
NTSC TV
Check C178,R140,
C177 is OK?
Check I116 has output
signal at
Pin9,10,13,14,17,18,2
1,22,25,26 of P113?
Check the LVDS wire
from P113 to panel is
OK?
Check inverter wire
from power module to
panel is OK?
YES
YES
YES
YES
YES
Replace I114
Replace
C178,R140,C177
Replace I116
Replace LVDS
Wire
Replace Inverter
Wire
NO
NO
NO
NO
NO
YPbPr
Check
L138,R223,R222,C393,
R224,C394 is OK?
Replace
L138,R223,R222,C393,
R224,C394
NO
S-VIDEO
Check
L142,R238,R239,C405
is OK?
Replace
L142,R238,R239,C405
NO
AV
Check
L141,R235,R236,C403
is OK?
Replace
L141,R235,R236,C403
NO
YES
YES
YES
6.3. NO DISPLAY
V
ie
w
So
ni
c
C
orp
or
at
ion
C
o
n
fide
n
ti
al
-
D
o
N
o
t
C
opy
N
3235
w
-1
M
56
Summary of Contents for VS11770-1M
Page 6: ...ViewSonic Corporation Confidential Do Not Copy N3235w 1M 3 ...
Page 14: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N3235w 1M 11 ...
Page 76: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 73 ...
Page 77: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 74 ...
Page 78: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 75 ...
Page 79: ...9 5 IR PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 76 ...
Page 80: ...9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 77 ...
Page 81: ...9 7 P BUTTON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 78 ...
Page 82: ...9 8 P BUTTON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 1M 79 ...
Page 84: ...ViewSonic Corporation Confidential Do Not Copy N3235w 1M 81 ...
