Samsung CXJ1331/TUCX Service Manual page 11

3-2-(B) A/C HEAD TILT ADJUSTMENT
1. Playback a blank tape and observe the
position of the tape at the lower flange of tape
guide.
2. Confirm that there is no curl or wrinkle at the
lower flange of tape guide as shown in
(Fig. 3-6).
3. If a curl or wrinkle of the tape occurs, slightly
turn the screw (A) tilt adjust on the ACE head
assÕy.
4. Reconfirm the ACE head height.
(A)
WRINKLE
(BAD)
Fig. 3-6 Tape Guide Check
3-2-2(C) AUDIO AZIMUTH ADJUSTMENT
1. Load alignment tape (Mono Scope) and play
back a 7KHz signal.
2. Connect Ch1 scope probe to JM119(A-OUT).
3. Adjust A/C head azimuth adjustment screw B
for maximum audio output level (see Fig. 3-4).
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(B)
(GOOD)
3-2-2(D) A/C HEAD POSITION (X-POINT) ADJUSTMENT
1. Load alignment tape (Mono Scope) and play
back a 7KHz signal (SP Mode).
2. Connect Ch1 scope probe to JM119 (A-out),
Ch2 scope probe to JM113-HÕD SW Adjust
sync to Channel 1.
3. 4HD Model : Set the control pulse to 6.5 msec
using the Fine tracking buttons +/- on the
remote control (see Fig. 3-8, 3-9).
2HD Model : 2.5msec (see Fig. 3-8, 3-9).
4. Connect Ch1 scope probe to JM114-ENV.
5. Insert the adjusting driver into the X-position
adjusting gear and adjust the driver for
maximum envelope waveform.
Note :
Do not adjust the X-point using excessive
force. After turning the X-point adjusting
screw (D) counterclockwise a little, perform
the adjustment and then tighten the screw
(See Fig. 3-4).
Fig. 3-7 Test Point Position (Main PCB : Parts)
Alignments and Adjustments (VCR)
3-3