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Repair Flow Chart (Continued)
9
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107T5
D. Vertical Deflection Failure
check
3401,3402
3403
good
basic check
+12/-12V
Sympton :
one horizontal line
V_size is abnormal
too large/small
check 7501
Pin22,pin13 ramp
exist ?
check
6401
good?
check
7401
No
Ok
check
7401
Ok
No
check
7501
check
3407~3409
Ok
No
76