Sharp VC-2300G Serviceanleitung Seite 84

Video search drum compensator
AC-2 Q A e
FG amp
F.F.
ese ©
. IC drive Motor Motor
FG drum
M.M 1701
comparator Low pass filter
:
600Hz 1701
1701
1701
Q718 control drive
Frequency
generator
Pulse
generator
Ss @ Drum 1706 1705
Motor muting
MM-1 Q717
AC-4 N n a) 1701
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)
®
w
8 8
MM-3
1701
PG drum Invertion
25Hz amp
1702
Record phase 30Hz
C©) tP702
Head switching pulse Vertical Vertical sync FF2
sync signal
amp
1701
TP703
Q702
30Hz Limiter
D704, 705
REC nr 30Hz
P.Bo WAA+ 30Hz Limiter
D712, 713
©) TP710
Tracking
CPG
ve
+4
W\
Q719 Q715
Capstan lock
Pulse
=
@
generator
520Hz
1703
1703
1703
comparator
filter
motor
Frequency
@ 1704 Q714 Q716 L701 generator
eglae Unloading
Figure 114.