ViewSonic N2752w-1M Service Manual page 63

6.3. NO DISPLAY
NTSC
Check Video wave form is
on I112 Pin12 ?
Yes
Check
L215,R501,R170,C331 is
Yes
Check I106 has output
signal at Pin11~16 and
Pin19~22 of P114 ?
Yes
Check the LVDS wire from
P114 to panel is OK?
Yes
Check inverter wire from
power board to panel is OK?
Yes
Replace Panel
TV
No
Replace I112
No
Replace
L215.R501,R170 or
OK? C331
No
Replace I106
No
Replace LVDS Wire
No
Replace Inverter Wire
YPb Pr
Check No
Replace L221,R172
L221,R172,R173,C332,C33
R173,C332,or C334
4 is OK?
Yes
AV
Check L226,R203,C335 is
OK?
Yes
S-VIDEO
No
Check L224,R197,C340 is Replace L224,R197 or
OK?
Yes
No
Replace L226,R203, or
C335
C340