Circuits
l
Video Amp.
l
Circuit.
Are both vertical and horizontal
synchronizations not possible?
No
Check for the voltage at
the collector, base and
emitter of
Check for the voltage at the
collector, base and emitter
of
Normal
Abnormal
- - -
I
t -
-
I
synchronization
Is it impossible even
if V-HOLD
J
- - - - -
I
I
Only horizontal
synchronization
I
I
Is it impossible
if H-HOLD
and
controls are adjusted?
.
Check
I
I
I
Summary of Contents for 8C221
Page 28: ...PRINTED WIRING BOARD ASSEMBLIES I Figure 18 PWB A Component Side 28 ...
Page 29: ...Figure 19 PWBA Wiring Side 29 ...
Page 30: ...Figure 20 FWB B Component Side 30 ...
Page 31: ...Figure 21 PWB B Wiring Side 31 ...
Page 32: ... PWBF0491CE ...
Page 33: ...Figure 26 PWB E Component Side Figure 27 PWB E Wiring Side 33 ...
Page 34: ...Figure 28 PWM A Component Side Figure 29 PWM A Wiring Side 34 ...
Page 40: ... I 8 VPP W 1 2 WXJ H I 3 3 4Vpp H 1 4 6 4Vpp U I I 51 WPP t 0 1 ...
Page 46: ...S H A R P 46 ...
