5-3
Fig. 5-3 Location of Test point (Main PCB-Top View)
AUDIO OUTPUT
HEAD SWITCHING
ENVELOPE
Test point :
TP601 (Control Pulse)
TP602 (H’D S/W -Trigger)
TP301 (Envelope)
TP302 (Audio output)
TP303 (Video output)
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
5-2-2 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)
1) Playback the alignment tape (KRV-52NE (NTSC)/52PL
(PAL)).
2) Monmently short-circuit the test point on Main PCB with
pincers to set the adjustment mode.
(See Fig. 5-2)
3) Press the “5” button of remote control then adjustment is op-
erated automatically. (See Fig. 5-1)
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.
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