Read Sony SLV-D900E / SLV-D900G Service Manual online
6-3
AUDIO OUTPUT
CONTROL PULSE
HEAD SWITCHING
ENVELOPE
W572
W571
W570
W569
W568
W567
6-2 Mechanical Adjustment
Note : Refer to the Mechanical Manual “TS-10 (P/N : 9-921-790-11)” for the adjustment and confirmation of ass’y
full deck.
6-2-1 The number and position of test point
Test point :
W568 (Audio Output)
W569 (Envelope)
W570 (H’D S/W -Trigger)
W571 (Control Pulse)
W569 (Envelope)
W570 (H’D S/W -Trigger)
W571 (Control Pulse)
Fig. 6-3 Location of Test point (VCR Main PCB-Top View)
6-2-2 ACE Head position (X-Point) Adjustment
(See the 2-2-1(d) ACE Head Position (X-Point) Adjustment
on page 2-2 of the Mechanical Manual)
on page 2-2 of the Mechanical Manual)
1) Playback the alignment tape (Color bar).
2) Press the “TEST” botton on F/Timer PCB to set the
2) Press the “TEST” botton on F/Timer PCB to set the
adjustment mode. (See Fig. 6-2)
3) Press the “5” button of remote control then
adjustment is operated automatically. (See Fig. 6-1)
4) Connect the CH-1 probe to W569 (Envelope) the
CH-2 probe to W570 (H’D switching pulse) and
then trigger to CH-1.
then trigger to CH-1.
5) Insert the (-) driver into the X-Point adjustment
hole and adjust it so that envelope waveform is
maximum.
maximum.
6) Turn the Power off.
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