Service manual

30
Is voltage
of C112
25Vdc?
Trouble in D105
No
Is voltage
of C117 14.3Vdc?
No
Yes
Yes
Yes
Is
voltage of C643
-15Vdc?
Trouble in D643 or vertical
Part.
P.S.U O.K
Trouble in D103 or
horizontal Part.
No
A