Vertical Size - Daewoo 719B Service Manual

9-2. Vertical Size

Abnormal
V.Size
Is
changeable the
DC voltage of
IC401 pin 6?
Yes
Trouble V.OSC/
Deflection Circuit
Refer to V.OSC/Deflection circuit
Is
No
the 3.5Vdc of pin
23 of the IC501?
No
Check the pin 23 of IC501
and its ambient circuit
28
Check the IC401
Yes
and its
ambient circuit