Sony Multiscan GDM-2036S Service Manual page 69

G-3.
No +12V power supply
Yes
G Board is OK
No
Change IC2
Change C28
G-4.
No -12V power supply
No
G Board is OK
No
ChangelC4
ChangeC30
-69-
G-S.
G-8.
G-7.
+B voltage is higher or
lower than the normal
voltage
Adjust +B voltage with
VR201 on GB Board
+ 12V power source is
higher than the normal
voltage
Change IC2
-12V power source is
lower than the normal
voltage
Change
IC3,1C4
GDM-2036S