Mechanical Adjustment; The Number And Position Of Test Point; Ace Head Position (X-Point) Adjustment - Sony SLV-LX66S Service Manual

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5-2 Mechanical Adjustment

Note : Refer to the Mechanical Manual for the adjustment and confirmation of ass'y deck.

5-2-1 The number and position of test point

Test point : TP601 (Control Pulse)
TP602 (H'D S/W -Trigger)
TP301 (Envelope)
TP302 (Audio output)
TP303 (Video output)
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5-2-2 ACE Head Position (X-Point) Adjustment

(See the 5-2-1(d) ACE Head Position (X-Point) Adjustment on
page 5-2 of the Mechanical Manual)
1) Playback the alignment tape (KRV-52NE (NTSC) /
52PL (PAL)).
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2) Monmently short-circuit the test point on Main PCB with
pincers to set the adjustment mode.
(See Fig. 5-2)
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3) Press the "5" button of remote control then adjustment is op-
erated automatically. (See Fig. 5-1)
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AUDIO OUTPUT
ENVELOPE
HEAD SWITCHING
Fig. 5-4 Location of Test point (Main PCB-Top View)
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4) Connect the CH-1 probe to TP301 (Envelope) the CH-2
probe to TP602 (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.
6) Turn the Power off.
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