Sony TCS-30D Service Manual
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Sony TCS-30D Service Manual

Stereo cassette-corder
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See also: Operating Instructions
SERVICE MANUAL
Ver 1.0 2000. 03

Specifications

Recording system
Tape speed
Frequency range
Speaker
Power output
Input
Output
Variable range of the tape speed
Power requirements
Dimensions (w/h/d) (incl. projecting
parts and controls)
Mass
Supplied accessories
SPECIFICATIONS
4-track 2 channel stereo
4.8 cm/s or 2.4 cm/s
Recording: 250-6,300Hz
Playback: 50-14,000Hz
using nomal (TYPE I) cassette
(with REC TIME switch at
"NORMAL")
7
Approx. 3.6 cm (1
/
in.) dia.
16
350 mW (at 10 % harmonic
distortion)
Microphone input jack (minijack)
sensitivity 0.3 mV for 3 kilo-ohms
or lower impedance microphone
i (headphones) jack (minijack) for
8-300 ohms headphones
From approx. +30% to –15% (with
REC TIME switch at "NORMAL")
3 V DC batteries R6 (AA) × 2/
External DC 3 V power sources
Approx. 91 × 112 × 39.2 mm
× 4
× 1
5
1
9
(3
/
/
/
in.)
8
2
16
Approx. 170 g (6.0 oz.)
Headphones (1)
Stereo microphones (1)
TCS-30D
Canadian Model
Chinese Model
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
Battery life
(Approx. hours) (EIAJ*)
Sony
Sony
alkaline
R6P
LR6 (SG)
(SR)
Playback
9
2
Recording
12
3
* Measured value by the standard of
EIAJ (Electronic Industries
Association of Japan). (Using a Sony
HF series cassette tape)
Note
The battery life may shorten
depending on the operation of the
unit.
Design and specifications are subject
to change without notice.
STEREO CASSETTE-CORDER
US Model
AEP Model
E Model
NEW
MT-30D-118

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Summary of Contents for Sony TCS-30D

  • Page 1: Specifications

    Frequency range Recording: 250-6,300Hz * Measured value by the standard of Playback: 50-14,000Hz EIAJ (Electronic Industries using nomal (TYPE I) cassette Association of Japan). (Using a Sony (with REC TIME switch at HF series cassette tape) “NORMAL”) Speaker Note Approx. 3.6 cm (1 in.) dia.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Notes on chip component replacement • Never reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be dam- SERVICING NOTES ..........3 aged by heat. GENERAL ..............4 DISASSEMBLY ............5 MECHANICAL ADJUSTMENTS .......

  • Page 3: Servicing Notes

    SECTION 1 SERVICING NOTES THE OPERATION CHECK AND THE VOLTAGE CHECK CHANGE THE SPECIFICATION (US Model Only) WHEN THE MAIN BOARD REMOVED For the mounted MAIN board (A-3021-325-A), the TAP101 and [REC] [PLAY] [FF] [REW] 201 patterns are opened. This set detects which button of , or This specification is for the Canadian, AEP, E, and Chinese mod- was pressed using the POWER switch (S303).

  • Page 4: General

    SECTION 2 This section is extracted from instruction manual. GENERAL MIC (PLUG IN POWER) x STOP N PLAY SPEED CONTROL m REW/REVIEW M FF/CUE BATT PAUSE . AC power adaptor Adaptador de alimentación de CA Transformador de corrente Erase head Capstan Cabezal de borrado Cabrestante...

  • Page 5: Disassembly

    SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. CABINET (REAR), MAIN BOARD, BELT “LID BLOCK ASSY, CASSETTE” MECHANISM DECK (MT-30D-118) Note: Follow the disassembly procedure in the numerical order given. CABINET (REAR), “LID BLOCK ASSY, CASSETTE” INSTALLATION “SPRING, CASSETTE”...
  • Page 6 MAIN BOARD, MECHANISM DECK (MT-30D-118) 5 three screws (IB lock) Cabinet (front) 6 claw 7 mechanism deck (MT-30D-118) 1 Remove two solders of electret condenser microphone (MIC901). 1 Remove two solders of motor (M901). 4 MAIN board 1 Remove four solders of 3 screw magnetic head (HRP901).
  • Page 7 INSTALLATION MAIN BOARD NOTE: On installation MAIN board, adjust to the S301 and the S303. screw (1.7) screw (M1.4) MAIN board S303 (POWER) S301 (REC/PB) lever (REC) – 7 –...

  • Page 8: Mechanical Adjustments

    SECTION 4 MECHANICAL ADJUSTMENTS 1. Clean the following parts with a denatured-alcohol-moistened swab: record/playback head pinch roller erase head rubber belt capstan idlers 2. Demagnetize the record/playback head with a head demagne- tizer. (Do not bring the head demagnetizer close to the erase head) 3.

  • Page 9: Electrical Adjustments

    SECTION 5 ELECTRICAL ADJUSTMENTS PRECAUTION Tape Speed Adjustment 1. Specified voltage : 2.5 V (DC) Setting: 2. Setting test tape SPEED CONTROL dial : center click WS-48A frequency counter US: 32 Ω (3 kHz, 0 dB) Except US: 16 Ω 0 dB=0.775 V –...

  • Page 10: Diagrams

    TCS-30D SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAM • SIGNAL PATH PB PREAMP, MIC AMP, REC AMP HEADPHONES AMP R-CH IC301 IC302 (1/2) : PB RV301 HRP901 (REC/PB) PB IN : REC J301 LINE PB PREAMP OUT A IN A LINE...

  • Page 11: Printed Wiring Boards

    TCS-30D 6-2. PRINTED WIRING BOARDS J301 J302 (COMPONENT SIDE) MAIN BOARD MAIN BOARD (CONDUCTOR SIDE) RV301 D401 BATT –2 –1 Q102 S301 (REC/PB) REC C302 –2 –4 C110 C303 MIC901 –1 –3 C210 Q202 C206 C390 C301 R305 C111 R212...

  • Page 12: Schematic Diagram

    TCS-30D 6-3. SCHEMATIC DIAGRAM • See page 17 for IC Block Diagrams. Note on Schematic Diagram: • Voltages are dc with respect to ground under no-signal • All capacitors are in µF unless otherwise noted. pF: µµF conditions. 50 WV or less are not indicated except for electrolytics no mark : PB and tantalums.

  • Page 13: Exploded Views

    SECTION 7 EXPLODED VIEWS NOTE: • IC Block Diagrams • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they • Abbreviation IC301 CXA2500N-T4 may have some difference from the original are seldom required for routine service. Some 1E: No indication of country of origin one.
  • Page 14 (2) MECHANISM DECK SECTION-1 (MT-30D-118) HRP901 HE901 M901 supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3377-250-1 LEVER, (2) ASSY, PINCH 3-924-641-01 GEAR (T REEL) 3-925-146-11 BUTTON (FF) (M) 3-924-726-01 SPRING (M GROUND), TORSION 3-925-147-01 BUTTON (REW) (m) 3-907-943-01 BELT (CAPSTAN) 3-925-148-11 BUTTON (PLAY) (N) 3-925-109-01 CUSHION (MOTOR)
  • Page 15 (3) MECHANISM DECK SECTION-2 (MT-30D-118) supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-321-483-11 RING, RETAINING (0.25) 3-924-622-01 LEVER (STOP) 3-701-437-51 WASHER 3-045-541-01 SPRING (PR3), TORSION X-3376-786-2 WHEEL ASSY, FLY 3-924-684-01 SPRING (LOCK PLATE), TENSION 3-924-623-01 LEVER (PLAY) 3-924-619-01 LEVER (SW) 3-924-621-01 LEVER (REW)

  • Page 16: Electrical Parts List

    SECTION 8 MAIN ELECTRICAL PARTS LIST NOTE: • Items marked “*” are not stocked since they • Due to standardization, replacements in the parts list may be different from the parts speci- are seldom required for routine service. fied in the diagrams or the components used Some delay should be anticipated when order- ing these items.
  • Page 17 MAIN SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > R309 1-216-129-00 METAL CHIP 2.2M 1/10W R310 1-216-049-11 RES-CHIP 1/10W IC301 8-752-089-40 IC CXA2500N-T4 R311 1-216-089-00 RES-CHIP 1/10W IC302 8-759-205-43 IC TA7688F-SO IC303 8-759-650-96 IC BA6640F-E2 R312 1-216-073-00 METAL CHIP...
  • Page 18 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ACCESSORIES & PACKING MATERIALS ******************************* 1-505-521-11 HEADPHONE (MDR-023) (US) 1-505-855-11 HEADPHONE (MDR-B114) (CND, AEP, E, 1E, CH) 1-542-307-11 MICROPHONE (ECM-J2SL) 3-868-228-11 MANUAL, INSTRUCTION (ENGLISH, SPANISH, PORTUGUESE) (US, AEP, E) 3-868-228-21 MANUAL, INSTRUCTION (ENGLISH, FRENCH, CHINESE) (CND, CH) 3-868-228-31 MANUAL, INSTRUCTION (DUTCH, ITALIAN,...
  • Page 19 TCS-30D Sony Corporation 2000C0579-1 9-927-684-11 Personal Audio Division Company Printed in Japan C 2000. 3 – 24 – Published by General Engineering Dept.

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