Mechanical Adjustments; Electrical Adjustments - Sony XR-CA300 Serviceanleitung

SECTION 3

MECHANICAL ADJUSTMENTS

1. Clean the following parts with a denatured-alcohol-moistened
swab:
playback head pinch roller
rubber belt capstan
idler
2. Demagnetize the playback head with a head demagnetizer.
3. Do not use a magnetized screwdriver for the adjustments.
4. The adjustments should be performed with the power supply
voltage (14.4 V) unless otherwise noted.
Note: With this set, it is not necessary to apply suitable locking
compound to the parts after the azimuth adjustment.
• Torque Measurement
Mode Torque Meter
Forward CQ-102C
Forward
CQ-102C
Back Tension
Reverse CQ-102RC
Reverse
CQ-102RC
Back Tension
FF, REW CQ-201B
• Tape Tension Measurement
Mode Tension Meter
Forward CQ-403A
Reverse CQ-403R
All manuals and user guides at all-guides.com
Meter Reading
2.46 – 5.39 mN•m
(25 – 55 g•cm)
(0.35 – 0.76 oz•inch)
0.15 – 0.39 mN•m
(1.5 – 4 g•cm)
(0.02 – 0.06 oz•inch)
2.46 – 5.39 mN•m
(25 – 55 g•cm)
(0.35 – 0.76 oz•inch)
0.15– 0.39 mN•m
(1.5 – 4 g•cm)
(0.02 – 0.06 oz•inch)
4.91 – 14.70 mN•m
(50 – 150 g•cm)
(0.69 – 2.08 oz•inch)
Meter Reading
more than 5.89 mN•m
(more than 60 g)
(more than 2.12 oz)
SECTION 4

ELECTRICAL ADJUSTMENTS

TEST MODE
This set have the test mode function. In the test mode, FM RDS S-
Meter, FM Auto Seek/Stop Level and MW Auto Seek/Stop Level
adjustments can be performed easier than it in ordinary proce-
dure.
<Set the Test Mode>
1. Turn ON the regulated power supply. (All LEDs on the set
lights up, and the clock is displayed.)
[OFF]
Note: Press the button, if the clock is not displayed.
[4]
2. Push the button.
[5]
3. Push the button.
[1]
4. Press the button for more than two seconds.
5. Then the display indicates all lights, the test mode is set.
<Release the Test mode>
[OFF]
1. Push the button.
XR-CA300/L200
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