Philips V30 manual Repair Flow Chart Continued, 107T5, Go to cover page

76 107T5

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Repair Flow Chart (Continued)

D. Vertical Deflection Failure

Sympton :

one horizontal line V_size is abnormal too large/small

basic check +12/-12V

check

3401,3402

3403 good

No

check 7401

check

Ok 6401 good?

No

check 7401

Ok

check

Ok

3407~3409

check 7501 Pin22,pin13 ramp

exist ?

No

check 7501