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– 11 –

– 12 –

SECTION  4

EXPLODED  VIEW

• Items marked “*” are not stocked since they

are seldom required for routine service. Some
delay should be anticipated when ordering
these items.

• The mechanical parts with no reference num-

ber in the exploded views are not supplied.

• Hardware (# mark) list and accessories and

packing materials are given in the last of the
electrical parts list.

NOTE:

• -XX and -X mean standardized parts, so they

may have some difference from the original
one.

• Color Indication of Appearance Parts

Example:
KNOB, BALANCE (WHITE) . . . (RED)

Parts Color Cabinet's Color

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

1

4-223-349-01 CASE, FRONT

*

2

A-4542-603-A AMP BOARD, COMPLETE

3

4-223-357-01 HOLDER, ROTARY SHAFT

4

3-042-545-01 SHEET, BLIND

6

X-4952-281-1 CABINET (L) ASSY, FRONT

7

3-042-547-01 ABSORBENT, ACOUSTIC

8

4-223-355-01 CABINET (L), REAR

9

4-223-348-01 KNOB, SWITCH

10

4-223-361-01 SPRING, BATTERY RELAY

11

4-223-350-01 CASE, REAR

12

4-223-359-01 SPRING, PLUS BATTERY

13

4-223-360-01 SPRING, MINUS BATTERY

14

4-223-358-01 STAND

15

3-042-546-01 CUSHION, BATTERY CASE LID

16

4-223-362-01 LID, BATTERY CASE

17

4-223-356-01 CABINET (R), REAR

18

X-4952-282-1 CABINET (R) ASSY, FRONT

19

4-224-447-01 SPRING, STAND

*

20

1-675-005-11 JACK BOARD

21

1-559-891-81 CORD (WITH PLUG)

SP1

1-418-748-11 SPEAKER UNIT (L ch)

SP2

1-418-748-11 SPEAKER UNIT (R ch)

1

2

20

not supplied

#1

#1

#4

#2

#2

#2

#3

#1

#3

#3

#3

#2

not supplied

not supplied

not supplied

SP1

not supplied

not 
supplied

21

18

SP2

A

B

B

14

12

13

A

11

15

16

7

10

9

7

8

3

4

4

3

4

19

6

17

SECTION  5

ELECTRICAL  PARTS  LIST

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

AMP     JACK

*

A-4542-603-A AMP BOARD, COMPLETE

********************

< CAPACITOR >

C1

1-164-222-11 CERAMIC CHIP

0.22uF

25V

C2

1-164-222-11 CERAMIC CHIP

0.22uF

25V

C3

1-126-187-11 ELECT CHIP

0.1uF

20%

50V

C4

1-126-187-11 ELECT CHIP

0.1uF

20%

50V

C5

1-128-397-21 ELECT CHIP

100uF

20%

16V

C6

1-128-397-21 ELECT CHIP

100uF

20%

16V

C7

1-126-209-11 ELECT CHIP

100uF

20%

4V

C8

1-126-209-11 ELECT CHIP

100uF

20%

4V

C9

1-128-397-21 ELECT CHIP

100uF

20%

16V

C10

1-128-397-21 ELECT CHIP

100uF

20%

16V

C11

1-126-209-11 ELECT CHIP

100uF

20%

4V

C12

1-126-209-11 ELECT CHIP

100uF

20%

4V

C13

1-128-397-21 ELECT CHIP

100uF

20%

16V

C14

1-128-397-21 ELECT CHIP

100uF

20%

16V

C15

1-126-393-11 ELECT CHIP

33uF

20%

10V

C16

1-124-779-00 ELECT CHIP

10uF

20%

16V

C17

1-124-779-00 ELECT CHIP

10uF

20%

16V

C18

1-109-982-11 CERAMIC CHIP

1uF

10%

10V

C19

1-109-982-11 CERAMIC CHIP

1uF

10%

10V

C20

1-109-982-11 CERAMIC CHIP

1uF

10%

10V

C21

1-109-982-11 CERAMIC CHIP

1uF

10%

10V

C22

1-126-935-11 ELECT

470uF

20%

16V

C23

1-163-021-11 CERAMIC CHIP

0.01uF

10%

50V

C24

1-163-035-00 CERAMIC CHIP

0.047uF

50V

C25

1-163-035-00 CERAMIC CHIP

0.047uF

50V

C26

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C101

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C102

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C103

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C104

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

< DIODE >

D1

8-719-800-76 DIODE   1SS226

D2

8-719-812-43 LED   TLG124A (POWER)

D3

8-719-105-57 DIODE   RD3.9M-B1

< IC >

IC1

8-759-524-84 IC   TEA2025D-013TR

IC2

8-759-524-84 IC   TEA2025D-013TR

< TRANSISTOR >

Q1

8-729-230-49 TRANSISTOR   2SC2712-YG

Q2

8-729-230-49 TRANSISTOR   2SC2712-YG

< RESISTOR >

R1

1-216-065-00 RES, CHIP

4.7K

5%

1/10W

R2

1-216-065-00 RES, CHIP

4.7K

5%

1/10W

R3

1-216-035-00 METAL CHIP

270

5%

1/10W

R4

1-216-035-00 METAL CHIP

270

5%

1/10W

R5

1-216-049-11 RES, CHIP

1K

5%

1/10W

R6

1-216-049-11 RES, CHIP

1K

5%

1/10W

R7

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R8

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R9

1-216-033-00 METAL CHIP

220

5%

1/10W

R10

1-216-033-00 METAL CHIP

220

5%

1/10W

R11

1-216-073-00 METAL CHIP

10K

5%

1/10W

R12

1-216-073-00 METAL CHIP

10K

5%

1/10W

R13

1-216-073-00 METAL CHIP

10K

5%

1/10W

R14

1-216-049-11 RES, CHIP

1K

5%

1/10W

R15

1-216-049-11 RES, CHIP

1K

5%

1/10W

R16

1-216-049-11 RES, CHIP

1K

5%

1/10W

R17

1-216-298-00 METAL CHIP

2.2

5%

1/10W

R18

1-216-298-00 METAL CHIP

2.2

5%

1/10W

R19

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R20

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

< SWITCH >

S1

1-554-295-00 SWITCH, SLIDE (POWER)

**************************************************************

*

1-675-005-11 JACK BOARD

***********

< JACK >

JK1

1-569-966-11 JACK, DC (DC IN 9V)

**************************************************************

MISCELLAEOUS

*************

21

1-559-891-81 CORD (WITH PLUG)

SP1

1-418-748-11 SPEAKER UNIT (L ch)

SP2

1-418-748-11 SPEAKER UNIT (R ch)

************************************************************

NOTE:

• Due to standardization, replacements in the

parts list may be different from the parts speci-
fied in the diagrams or the components used
on the set.

• -XX and -X mean standardized parts, so they

may have some difference from the original
one.

• RESISTORS

All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable

• Items marked “*” are not stocked since they

are seldom required for routine service.
Some delay should be anticipated when order-
ing these items.

• SEMICONDUCTORS

In each case, u: µ, for example:
uA. .

: µA. .

uPA. . : µPA. .

uPB. . : µPB. .

uPC. . : µPC. .

uPD. . : µPD. .

• CAPACITORS

uF: µF

• COILS

uH: µH

When indicating parts by reference
number, please include the board.

Summary of Contents for SRS-T70

Page 1: ... US Model Canadian Model AEP Model E Model Tourist Model SRS T70 Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat SPECIFICATIONS Ver 1 0 2000 01 ...

Page 2: ... 2 SECTION 1 GENERAL This section is extracted from instruction manual LOCATION OF CONTROLS ...

Page 3: ...N 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given Set Speaker unit SP1 L ch Speaker unit SP2 R ch AMP board Jack board Front case 3 six screws P2 6 10 4 screw P2 5 1 Open the stand in the direction of arrow A 2 battery case lid 5 front case A ...

Page 4: ...e direction of arrow B 1 Remove two solders of speaker unit SP2 R ch lead 1 Remove two solders of speaker unit SP1 L ch lead 3 3 A B 8 four screws P2 6 6 5 four screws P2 6 10 7 acoustic absorbent 6 rear cabinet R 6 rear cabinet L 5 four screws P2 6 10 8 four screws P2 6 6 9 speaker unit SP2 R ch 0 front cabinet R assy 7 acoustic absorbent 9 speaker unit SP1 L ch 0 front cabinet L assy ...

Page 5: ...yellow brown from the JACK board and one red from plus battery spring For the colors of lead wires and PRECAUTION ON ROUTING THE LEAD WIRES see the following figure 2 two screws P2 5 3 JACK board 1 Disconnect three solders lead wire two yellow brown from the AMP board and one black from minus battery spring For the colors of lead wires and PRECAUTION ON ROUTING THE LEAD WIRES see the following fig...

Page 6: ...om the component side Y parts extracted from the conductor side z Through hole b Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from Conductor Side the pattern face are indicated Parts face side Parts on the parts face side seen from Component Side the parts face are indicated ...

Page 7: ...regulated dc power supply from external power voltage jack Voltages are dc with respect to ground under no signal conditions no mark POWER ON Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F LINE INPUT IC Block Diagram IC1 2 TEA2025D 013TR 20 19 18 17 16 15 14 11 13 12 THERMAL PROTECT START CIRCUIT 10 9 8 7 6 5 4 ...

Page 8: ...ECT CHIP 10uF 20 16V C18 1 109 982 11 CERAMIC CHIP 1uF 10 10V C19 1 109 982 11 CERAMIC CHIP 1uF 10 10V C20 1 109 982 11 CERAMIC CHIP 1uF 10 10V C21 1 109 982 11 CERAMIC CHIP 1uF 10 10V C22 1 126 935 11 ELECT 470uF 20 16V C23 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C24 1 163 035 00 CERAMIC CHIP 0 047uF 50V C25 1 163 035 00 CERAMIC CHIP 0 047uF 50V C26 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C101 1...

Page 9: ...7 685 133 19 SCREW P 2 6X6 TYPE2 SLIT 3 7 685 135 19 SCREW P 2 6X10 TYPE2 SLIT 4 7 621 255 40 SCREW P 2X6 ACCESSORIES PACKING MATERIALS 3 042 998 11 MANUAL INSTRUCTION ENGLISH SPANISH US 3 042 998 21 MANUAL INSTRUCTION ENGLISH FRENCH GERMAN ITALIAN SPANISH DUTCH SWEDISH PORTUGUESE Canadian AEP E Tourist 3 045 440 01 POUCH CARRYING ...

Page 10: ... 14 SRS T70 Sony Corporation Personal Audio Division Company 9 927 198 11 2000A0574 1 Printed in Japan C 2000 1 Published by General Engineering Dept ...

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