DOWNLOAD Sony XR-C7200R Service Manual ↓ Size: 568.08 KB | Pages: 40 in PDF or view online for FREE

– 13 –

 Follow the assembly procedure in the numerical order given.

A

 part

C

 part

B

 part

D

 part

8

Hold the hanger by
bending the claw.

6

 Fit projection on 

D

 part.

4

 Fit claw on 

B

 part.

3

Put the housing 
under 

A

 part.

5

 Fit projection on 

C

 part.

1

 Install the catch to the hanger. 

2

Install the hanger onto 
two claws of the housing.

7

 Holder the hanger by bending the claw. 

hanger

housing

2

Move the arm (suction) in the arrow 
direction and fit on projection.

1

 Fit the arm (suction) on the shaft. 

projection

– 14 –

shaft 

A

shaft 

B

shaft 

C

1

Fit the lever (LDG-A) on 
shafts 

A

 – 

C

 and install it.

shaft 

A

shaft 

B

2

Fit the lever (LDG-B) on  
shafts 

A

 and 

B

 and 

install it.

3

 type-E stop ring 2.0  

gear (LDG-D)

5

 gear (LDG-FT)

6

 polyethylene washer

2

 tension spring (LD-2)

2

 tension spring (LD-1)

gear (LDG-FB)

lever (LDG-A)

hole

hole

4

Align hole in the gear (LDG-D)
with hole the lever (LDG-A).

3

Move the lever (LDG-B)
in the arrow direction.

1

– 15 –

2

 guide (C)

1

 three claws

– 16 –

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. After the adjustments, apply suitable locking compound to the

parts adjusted.

5. The adjustments should be performed with the power supply

voltage unless otherwise noted.

Mode

Tension Meter

Meter Reading

Forward

CQ-403A

more than 90 g

(more than 3.18 oz)

Reverse

CQ-403R

more than 90 g

(more than 3.18 oz)

Mode

Torque Meter

Meter Reading

Forward

CQ-102C

30 - 65 g•cm

(0.42 - 0.90 oz•inch)

Forward

CQ-102C

0.5 - 4.5g•cm

Back Tension

(0.01 - 0.06 oz•inch)

Reverse

CQ-102RC

30 - 65 g•cm

(0.42 - 0.90 oz•inch)

Reverse

CQ-102RC

0.5 - 4.5g•cm

Back Tension

(0.01 - 0.06 oz•inch)

FF, REW

CQ-201B

60 - 200 g•cm

(0.83 - 2.78 oz•inch)

This set have the test mode function. In the test mode, FM Auto
Scan/Stop Level and MW Auto Scan/Stop Level adjustments can
be performed easier than it in ordinary procedure.

<Set the Test Mode>
1. Set the “power select” switch (S501) is “A (ON)” position.
2. Turn ON the regulated power supply. (All LEDs on the set

lights up, and the clock is displayed.)

 Press the 

[OFF]

 button, if the clock is not displayed.

3. Push the preset 

[4]

 button.

4. Push the preset 

[5]

 button.

5. Press the preset 

[1]

 button for more than two seconds.

6. Then the display indicates all lights, the test mode is set.

<Release the Test mode>
1. Push the 

[OFF]

 button.

2. Return the “power select” switch (S501) to initially set posi-

tion.

Procedure:
1. Put the set into the FWD PB mode.
2. Adjust adjustment resistor for inside capstan motor so that the

reading on the speed checker or frequency counter becomes in
specification.

Specification: Constant speed

Adjustment Location: See page 20.

See the adjustment location from on page 20 for the
adjustment.

0 dB=0.775 V

set

+

–

test tape
WS-48A
(3 kHz, 0 dB)

speaker out terminal

4 

Ω

speed checker

or

frequency counter

Speed checker

Frequency counter

–1.5 to +2.5%

2,955 to 3,075 Hz