Alignment and Adjustment
Samsung Electronics
2-3
2-2 Mechanical Adjustment
Note : Refer to the Mechanical Manual “DX-9R (AC68-00001A)” for the adjustment and confirmation of
ass’y full deck.
2-2-1 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)
Fig. 2-3 Location of Test point (Main PCB-Top View)
HEAD SWITCHING
ENVELOPE
2-2-2 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 (Color bar).
2) Intermittently short-circuit the two test points on
Main PCB to set the adjustment mode.
(See Fig. 2-2)
3) Press the “5” button of remote control then adjust-
ment is operated automatically. (See Fig. 2-1)
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.
6) Turn the Power off.
Summary of Contents for VR400PVR400PC
Page 16: ...Exploded View and Parts List 3 8 Samsung Electronics MEMO ...
Page 23: ...Schematic Diagrams Samsung Electronics 5 3 5 1 S M P S 120 Voltage ...
Page 24: ...Schematic Diagrams 5 4 Samsung Electronics 5 2 S M P S Free Voltage ...
Page 25: ...Schematic Diagrams Samsung Electronics 5 5 5 3 Power ...
Page 26: ...Schematic Diagrams 5 6 Samsung Electronics 5 4 Logic ...
Page 27: ...Schematic Diagrams Samsung Electronics 5 7 5 5 Audio Video ...
Page 28: ...Schematic Diagrams 5 8 Samsung Electronics 5 6 TM Block Input Ouput ...
Page 29: ...Schematic Diagrams Samsung Electronics 5 9 5 7 Display ...
Page 30: ...Schematic Diagrams 5 10 Samsung Electronics MEMO ...
Page 55: ...2 6 Samsung Electronics Alignment and Adjustment MEMO ...
