Sony XRC-8200 Service manual

XR-C8200

SERVICE MANUAL

For RM-X2S (Remote Commander),
please refer to RM-X2S/X3S Service
Manual (9-960-039-∏) previously issued.

Dolby noise reduction manufactured under license
form Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol a are trade­marks of Dolby Laboratories Licensing Corporation.

SPECIFICA TIONS

US Model

Model Name Using Similar Mechanism NEW
Tape T ransport Mechanism T ype MG-25D-136

MICROFILM

FM/AM CASSETTE CAR STEREO

TABLE OF CONTENTS

1. GENERAL

Location of Controls ....................................................... 3

Resetting the Unit ........................................................... 4

Detaching the Font Panel ................................................ 4

Preparing the Rotary Commander .................................. 4

Setting the Clock ............................................................. 4

Installation....................................................................... 5

Connections ..................................................................... 6

2. DISASSEMBLY ......................................................... 8

3. ASSEMBLY OF MECHANISM DECK........... 11

4. MECHANICAL ADJUSTMENTS....................... 14

5. ELECTRICAL ADJUSTMENTS

Test Mode........................................................................ 14

Tape Deck Section .......................................................... 14

Tuner Section .................................................................. 15

6. DIAGRAMS

6-1. IC Pin Function Description ........................................... 18

6-2. Printed Wiring Board – MAIN Section –...................... 25

6-3. Schematic Diagram – MAIN Section –.......................... 29

6-4. Printed Wiring Boards – PANEL Section – .................. 33

6-5. Schematic Diagram – PANEL Section –....................... 35

Flexible Circuit Board Repairing

• Keep the temperature of the soldering iron around 270 ˚C dur­ing repairing.

• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering
or unsoldering.

Notes on chip component replacement

• Never reuse a disconnected chip component.

• Notice that the minus side of a tantalum capacitor may be dam­aged by heat.

7. EXPLODED VIEWS ................................................ 41

8. ELECTRICAL PARTS LIST ............................... 44

– 2 –

SECTION 1

GENERAL

This section is extracted from
instruction manual.

– 3 –

– 4 –

– 5 –

– 6 –

– 7 –

SECTION 2

DISASSEMBLY

Note: Follow the disassembly procedure in the numerical order given.

COVER ASS’Y

1

claw

2

three claws

3

cover ass’y

1

claw

FRONT PANEL ASS’Y

3

Push the bearing (L).

1

Push the button (OPEN).

4

front panel ass’y

2

Push the bearing (R).

– 8 –

SUB PANEL ASS’Y

)

(

)

k

3

two screws
(PTT2.6

4

two claws

×

8)

2

two screws
(PTT2.6

×

8)

6

sub panel ass’y

5

claw

1

screw
(PTT2.6

×

8

MECHANISM DECK (MG-25D-136)

2

connector
(CN201)

1

two screws

×

6)

(2.6

4

mechanism dec
(MG-25D-136)

3

flexible flat cable

CN231

– 9 –

HEAT SINK

d

s

1

connector
(CN302)

2

screw
(PTT2.6 × 8)

8

heat sink

4

four screws
(PTT2.6 × 8)

7

screw
(PTT2.6 × 8)

5

three screw
(PTT2.6 × 8)

MAIN BOARD

6

two screws
(PTT2.6 × 8)

2

two ground point screws

3

cord (with connector)
(SUB w. out)

1

ground point screw

3

main boar

4

insulator

– 10 –

ASSEMBLY OF MECHANISM DECK

2

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

1

Fit the arm (suction) on the shaft.

projection

Note: Follow the assembly procedure in the numerical order given.

SECTION 3

HOUSING

4

Fit claw on B part.

3

Put the housing
under A part.

housing

5

Fit projection on C part.

2

Install the hanger onto
two claws of the housing.

C

part

7

Holder the hanger by bending the claw.

1

Install the catch to the hanger.

hanger

6

Fit projection on D part.

8

Hold the hanger by
bending the claw.

D

part

ARM (SUCTION)

A

part

B

part

– 11 –

LEVER (LDG-A) / (LDG-B)

shaft

A

1

Fit the lever (LDG-A) on
shafts A – C and install it.

shaft

B

shaft

C

3

type-E stop ring 2.0

shaft

A

Fit the lever (LDG-B) on

2

shafts
install it.

A

and B and

shaft

B

GEAR (LDG-FT)

hole

hole

gear (LDG-D)

lever (LDG-A)

gear (LDG-FB)

4

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

2

tension spring (LD-2)

5

gear (LDG-FT)

1

6

polyethylene washer

2

tension spring (LD-1)

– 12 –

3

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

GUIDE (C)

2

guide (C)

1

three claws

– 13 –