Read Sony HCD-XGR6 / HCD-XGR60 Service Manual online
17
HCD-XGR6/XGR60
Torque Measurement
Mode
Torque Meter
Meter Reading
2.9~6.9 mN•m
FWD
(30 to 70 g•cm)
(0.42 – 0.97 oz•inch)
FWD
CQ-102C
0.19~0.59 mN•m
back tension
(2 to 6 g•cm)
(0.03 – 0.08 oz•inch)
7.8~16.7 mN•m
FF/REW
CQ-201B
(80 to 170 g•cm)
(1.11 – 2.36 oz • inch)
SECTION 4
MECHANICAL ADJUSTMENTS
Precaution
1. Clean the following parts with a denatured alcohol-moistened
swab:
record/playback heads pinch rollers
erase head
erase head
rubber belts
capstan
idlers
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
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.
SECTION 5
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
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.)
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-
7. Switches and controls should be set as follows unless other-
wise specified.
8. Set to the DOLBY NR OFF.
9. Set to the test mode.
9. 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 c/CLOCK SET , TUNER ENTER ,
(2) Select the function “TAPE A or B”.
(3) Press the button of c/CLOCK SET , TUNER ENTER ,
and DISC 3 simultaneously, to set the tape deck test mode
and displays “TEST MODE” on the fluorescent indicator
tube.
and displays “TEST MODE” on the fluorescent indicator
tube.
(4) To release from the test mode, press the \/1 button.
• Test Tape
Tape
Signal
Used for
P-4-A100
10 kHz, – 10 dB
Azimuth Adjustment
WS-48B
3 kHz, 0 dB
Tape Speed Adjustment
P-4-L300
315 Hz, 0 dB
Playback Level Adjustment
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