Sony XRC-6093-SP Service manual

XR-C6093SP

SERVICE MANUAL

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

SPECIFICATIONS

East European Model

Model Name Using Similar Mechanism NEW
Tape Transport Mechanism Type MG-25E-136

MICROFILM

FM/MW/LW CASSET TE CAR STEREO

TABLE OF CONTENTS

1. GENERAL ................................................................... 3

2. DISASSEMBLY ......................................................... 7

3. ASSEMBLY OF MECHANISM DECK........... 10

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.

4. MECHANICAL ADJUSTMENTS....................... 13

5. ELECTRICAL ADJUSTMENTS

Tape Deck Section .......................................................... 13

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

6. DIAGRAMS

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

6-2. Printed Wiring Board – MAIN Section –...................... 21

6-3. Schematic Diagram – MAIN Section –.......................... 25

6-4. Printed Wiring Board – POWER Section –................... 30

6-5. Schematic Diagram – POWER Section – ...................... 33

6-6. Printed Wiring Board – PANEL Section – .................... 37

6-7. Schematic Diagram – PANEL Section – ........................ 39

7. EXPLODED VIEWS ................................................ 44

8. ELECTRICAL PARTS LIST ............................... 47

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.

CAUTION

Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type recommended by
the manufacturer.
Discard used batteries according to the manufacturer’ s instructions.

ADVARSEL!

Lithiumbatteri-Eksplosionsfare ved fejlagtig håndtering.

Udskiftning må kun ske med batteri

af samme fabrikat og type.

Levér det brugte batteri tilbage til leverandøren.

ADVARSEL

Eksplosjonsfare ved feilaktig skifte av batteri.

Benytt samme batteritype eller en tilsvarende type

anbefalt av apparatfabrikanten.

Brukte batterier kasseres i henhold til fabrikantens

instruksjoner.

VARNING

Explosionsfara vid felaktigt batteribyte.
Använd samma batterityp eller en likvärdig typ som
rekommenderas av apparattillverkaren.
Kassera använt batteri enligt gällande föreskrifter.

VAROITUS

Paristo voi räjähtää, jos se on virheellisesti asennettu.
V aihda paristo ainoastaan laite valmistajan suosittelemaan tyyppiin.
Hävitä käytetty paristo valmistajan ohjeiden mukaisesti.

– 2 –

SECTION 1

GENERAL

This section is extracted from
instruction manual.

– 3 –

– 4 –

– 5 –

– 6 –

SECTION 2

DISASSEMBLY

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

COVER

1

two screws

(PTT2.6

×

6)

A

3

Remove the cover
toward direction

A

.

2

COLLAR (A), HANDLE ASS’Y

3

1

seven claws

screw
(PTT2.6

×

6)

2

collar (A)

4

handle ass’y

3

screw
(PTT2.6

×

6)

– 7 –

FRONT PANEL ASS’Y

1

two claws

2

front panel ass’y

1

three claws

MECHANISM DECK (MG-25E-136)

5

1

connector
(CNP331)

4

chassis (front)

mechanism deck
(MG-25E-136)

3

two screws
(PTT2.6

×

6)

2

flexible board
(CNP301)

3

three screws
(PTT2.6

×

6)

– 8 –

POWER BOARD

s

2

two connectors
(CNJ400, 401)

3

power board

1

three screw
(PTT2.6 × 8)

MAIN BOARD

2

claw

1

two ground point
screws

4

Break the soldering of
antenna cable.

1

ground point screw

3

main board

– 9 –

SECTION 3

2

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

1

Fit the arm (suction) on the shaft.

projection

ASSEMBLY OF MECHANISM DECK

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

HOUSING

4

Fit claw on B part.

3

Put the housing
under A part.

5

Fit projection on C part.

2

Install the hanger onto

two claws of the housing.

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.

A

part

ARM (SUCTION)

B

part

D

part

– 10 –

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

shaft

A

shaft

1

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

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)

– 11 –

3

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

GUIDE (C)

2

guide (C)

1

three claws

– 12 –