XG-NV1E (serv.man5). Troubleshooting table - page 22-38 - Sharp Projector Service Manual (repair manual). Page 12

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XG-NV1E
XG-NV1EA
TROUBLE SHOOTING TABLE 
(Continued)
33
Yes
Yes
No synchronization
No
Yes
Yes
No
No
No
Check the signal line from IC6005.
Is there video signal input at pins (15), 
(17) or (19) of IC6001?
Are HSYNC and VSYNC signals from 
pins (41) and (42) of IC6001 in sync 
with input signal?
Check IC6001 and its peripheral 
circuits.
Check the signal line from the 
connector.
Which of vertical and horizontal 
syncs fails?
Is there signal input from pin (22) of 
connector VS to pin (214) of IC1201?
Is there signal input from pin (20) of 
connector VS to pin (215) of IC1201?
Check IC102 and its peripheral 
circuits.
Vertical
Horizontal
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