Elo TouchSystems ET1587C - B. VIDEO CIRCUIT

- 40 -
e. NO HIGH VOLATGE
Check
D509?
1>64V
Check
H. Driver
& H.V.& FBT.
Yes
Check
R641 Voltage
>180V
Check
U201 Feedback
CKT
?
Check D622,
D621 &
T601
Test
R208H-SYNC
?
No
No
Start
No
Yes
Stop
Change
Bad Components
No
Yes
Yes
Check U201#28,
& Power
Saving Active.
Check
Q516,U201
?
Change
Bad Components
No
Yes