2-12
Alignment and Adjustments
Samsung Electronics
d. ACE HEAD POSITION (X-POINT) ADJUSTMENT
1) Playback the alignment tape (Color bar).
2) Press the “SW718(TEST)” button on Function-Timer PCB to set the adjustment mode. (See Fig. 2-2)
3) Press the “0, 5” remote control buttons, then adjustment is operates automatically. (See Fig. 2-1)
4) Connect the CH-1 probe to “Envelope” the CH-2 probe to “H’D switching pulse” and then trigger to CH-1.
5) Insert the (-) driver into the X-Point adjustment hole and adjust it so that envelope waveform is maximum.
Test point :
TP2 (Audio Output)
TP3 (Envelope)
TP4 (H’D S/W -Trigger)
TP5 (Control Pulse)
Fig. 2-15 Location of Test point (VCR Main PCB-Top View)
AUDIO OUTPUT
CONTROL PULSE
HEAD SWITCHING
ENVELOPE
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