Daewoo 529B Service Manual page 27

9-2. Vertical Size
Abnormal
V.Size
Is the
DC voltage with
IC501 pin 12,13
changeable?
Yes
Is the
DC voltage with
IC401 pin 4,6
changeable?
Yes
Trouble in Vertical
Output Circuit
Refer to Vertical Output circuit
Check the IC501
No
and its
ambient circuit
25