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HCD-XGV11AV
SECTION 5
MECHANICAL ADJUSTMENTS
Precaution
1. Clean the following parts with a denatured alcohol-moistened
swab:
record/playback heads pinch rollers
erase head
capstan
2. Demagnetize the record/playback head with a head demagne-
tizer.
3. Do not use a magnetized screwdriver for the adjustments.
4. After the adjustments, apply suitable locking compound to the
parts adjusted.
5. The adjustments should be performed with the rated power sup-
ply voltage unless otherwise noted.
Torque Measurement
Mode
Torque Meter
FWD
CQ-102C
FWD
back tension
FF/REW
CQ-201B
18
rubber belts
Meter Reading
2.9~6.9 mN•m
(30 to 70 g•cm)
(0.42 – 0.97 oz•inch)
0.19~0.59 mN•m
(2 to 6 g•cm)
(0.03 – 0.08 oz•inch)
7.8~16.7 mN•m
(80 to 170 g•cm)
(1.11 – 2.36 oz • inch)
SECTION 6
ELECTRICAL ADJUSTMENTS
DECK SECTION
0 dB = 0.775 V
Precaution
1. Demagnetize the record/playback head with a head demagne-
tizer.
2. Do not use a magnetized screwdriver for the adjustments.
3. After the adjustments, apply suitable locking compound to the
parts adjust.
4. The adjustments should be performed with the rated power
supply voltage unless otherwise noted.
5. The adjustments should be performed in the order given in
this service manual. (As a general rule, playback circuit
adjustment should be completed before performing recording
circuit adjustment.)
6. The adjustments should be performed for both L-CH and R-CH.
7. Switches and controls should be set as follows unless other-
wise specified.
8. Set to the test mode.
(1) Press the \/1 button to turn the power ON.
(2) Select the function "TAPE A or B".
(3) Press the button of x (TC-B) , ENTER ,and DISC 3
simultaneously, to set the tape deck test mode
and displays "TEST MODE" on the fluorescent indicator
tube.
(4) To release from the test mode, press the \/1 button.
• Test Tape
Tape
Signal
P-4-A100
10 kHz, – 10 dB
WS-48B
3kHz, 0dB
Used for
Azimuth Adjustment
Tape Speed Adjustment
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