ViewSonic N2752w-1M - Page 63

6.3. NO DISPLAY
NTSC
TV
Check Video wave form is
on I112 Pin12 ?
Replace I112
Check
L221,R172,R173,C332,C33
4 is OK?
Replace L221,R172
R173,C332,or C334
Check L224,R197,C340 is
OK?
Replace L224,R197 or
C340
YPb Pr S-VIDEO
No
Check
L215,R501,R170,C331 is
OK?
Replace
L215.R501,R170 or
C331
No
Check I106 has output
signal at Pin11~16 and
Pin19~22 of P114 ?
Replace I106
No
Check the LVDS wire from
P114 to panel is OK?
Replace LVDS Wire
No
Check inverter wire from
power board to panel is OK?
Replace Inverter Wire
No
Replace Panel
Check L226,R203,C335 is
OK?
AV
Replace L226,R203, or
C335
No No
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
ViewSonic Corporation Confidential - Do Not Copy N2752w-1M
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