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Checked Circuits
l
Power Regulator Circuit
l
Picture tube Bios Circuit
l
Video Circuit
Are the Fuse (F7001)
blown?
Checked Circuits
l
Horizontal Output Circuit
Check Q601, T601,
R640 and Horizontal
D r i v e C i r c u i t
When the power switch is push on,
is there caused a raster?
No
Yes
t
I
Replace the tuse
No
with new one
N O H R I Z O N T A L S C A N N I N G
I
I - - - - - - -
Normal
D r i v e C i r c u i t
I
.
Yes
,
Norma I
blown out
.
Abnorma I
r - - - - -
-
Abnorma I
OSC . Circuit
- - - - - 1
I
-
-
-
1
A bnormo I
I
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