Sharp MZ-80B - Page 25

Horizontal oscillator emitter waveform
Horizontal oscillator output waveform
Horizontal oscillator waveform
.~~--+-~~~~~~----_r----------~----~
.~
5V
lit
tll
OV
-1$
1-
\,-
7Vpp
-4-
5V
W
OV
20~s
20}-ls
---------------
Horizontal output pulse
f- _____ -'20~_s ______ +- ______ _
Horizontal drive collector waveform
15Vpp
1
20}-lS
AFC pulse
20/.15
Audio input signal
HorizOntal output base
waveform
'20
T
160V
@:I
T
8V
@
20}-ls 20}-ls
Middle voltage FBT pulse Video power supply pulse
~---~--~~~~~~-~
20}-ls
Audio output waveform
-23 -
~40V
(
ov
I
20/.15
.J
The figures encircled by 0 in the above
refer to
those of "Wiring Diagram" ---
"Check Points of Waveforms",