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12. Power Supply Unit (P.S.U)
400Vpp (620Vpp)
All manuals and user guides at all-guides.com
Trouble in P.S.U
Is
No
power switch
on?
Yes
Is
No
fuse F001
O.K?
Yes
Is
No
voltage of T001
pin 9 130V
(370V)?
Yes
Is the
No
waveform of IC001
pin 3 correct?
Yes
No
Is
voltage of C111
180Vdc?
Yes
Is
No
voltage of C104
80Vdc?
Yes
Is
No
voltage of C108
120Vdc?
A
29
Switch on
Check the power cord outlet
and diode D001, D002,
D003, D004
Trouble in D001, D002,
D003, D004, C004 and
TH001.
Trouble in T001, IC001,
IC101, IC002 and D007 etc.
Trouble in D105 or
B+ Part
Trouble in D102 or
Video Part
Trouble in D107 or
High Voltage Part
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