Sharp VC-90ET

VC-S0ET
5. Adjust the tracking control using the TRACKING
button on the main unit or the remote controller
so that there is no noise on the screen.
Adjustment of PAL System LP slow tracking
Measurin f
Recording and playback on self-
recording tape.
Input signal Commercial broadcast or video
signal.
(external input selector switch)
Test point
Adjusting point | Tracking control button (+), (-)
Specification No noise bar on the monitor TV
screen.
1.
Play back the self-recorded tape in the PAL System
LP slow tracking mode.
2. Make the cathode of the timer-D5003 and cathode
of D5006 short-circuited.
3. Be sure that all the fluorescent display tubes light
up.
4. Remove the short-circuit and make sure that
“CASS” appears on all the above display tubes.
5. Adjust the tracking control using the TRACKING
button on the main unit or the remote controller
so that there is no noise on the screen.
Adjustment of NTSC System EP slow tracking
Measurin :
Recording and playback on self-
recording tape.
Input signal Commercial broadcast or video
signal.
(external input selector switch)
Adjusting point | Tracking control button (+), (—)
Specification No noise bar on the monitor TV
screen.
1. Play back the self-recorded tape in the NTSC
system EP slow tracking mode.
2. Make the cathode of the timer D5003 and cathode
of D5006 short-circuited.
3. Be sure that all the fluorescent display tubes light
up.
4.
Remove
the
short-circuit
and
make
sure
that
“CASS"
appears
on
all
the
above
dispaly
tubes.
5.
Adjust
the
tracking
control
using
the
TRACKING
button
on
the
main
unit
or
the
remote
controller
$o
that
there
is
no
noise
on
the
screen.
Adjustment of PAL System still picture vertical sync
Specification
1. Play back the self-recorded tape in the PAL System
SP still mode.
2. Using the TRACKING button on the main unit or
the remote controller, make adjustment so that
jitter becomes minimum.
3. Now press the STOP button to stop the tape.
Measuring
instrument
Input signal
Adjustment of NTSC System still picture vertical sync
[Mode | Siltiearenovbeck
1. Play back the self-recorded tape in the NTSC
System SP still mode.
2. Using the TRACKING button on the main unit or
the remote ‘controller, make adjustment so that
jitter becomes minimum.
3. Now press the STOP button to stop the tape.