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Sony TC-TX313 Service Manual
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Sony TC-TX313 Service Manual

Sony TC-TX313 Service Manual

Stereo cassette deck
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SERVICE MANUAL
• TC-TX313 is the optional stereo cassette
deck that can be used only with section
DHC-MD313.
• TC-TX515 is the optional stereo cassette
deck that can be used only with section
DHC-MD515.
SPECIFICATIONS
Recording system
4-track 2-channel stereo
Frequency response
(DOLBY NR OFF)
50 - 14,000 Hz (± 3 dB),
using Sony TYPE I
cassettes
50 - 15,000 Hz (± 3 dB),
using Sony TYPE II
cassettes
Input
TAPE IN (phono jacks):
impedance 47 kilohms
Output
TAPE OUT (phono jacks):
voltage 550 mV
impedance 47 kilohms
General
Power requirements
US model:
120 V AC, 60 Hz
AEP, UK model:
220 - 230 V AC, 50 / 60 Hz
E, Tourist model:
110 - 120 V or 220 - 240 V
AC, 50 / 60 Hz
Adjustable with the
voltage selector
Power consumption
12 W
Approx. 215 × 60 × 195
Dimensions
mm (w / h / d)
incl. projecting parts and
controls
Mass
Approx. 2.5 kg
Supplied accessories:
Audio connecting cords
(2)
Design and specifications are subject to change
without notice.
MICROFILM
TC-TX313/TX515
Photo: TC-TX515
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE
WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
Dolby noise reduction manufactured under license from Dolby Labo-
ratories Licensing Corporation.
"DOLBY" and the double-D symbol a are trademarks of Dolby
Laboratories Licensing Corporation.
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.
STEREO CASSETTE DECK
– 1 –
US Model
Tourist Model
TC-TX515
AEP Model
UK Model
E Model
TC-TX313/TX515
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Summary of Contents for Sony TC-TX313

  • Page 1 TC-TX515 AEP Model UK Model E Model TC-TX313/TX515 • TC-TX313 is the optional stereo cassette deck that can be used only with section Photo: TC-TX515 DHC-MD313. • TC-TX515 is the optional stereo cassette deck that can be used only with section DHC-MD515.

  • Page 2: Table Of Contents

    6-8. IC Pin Description ............... 31 7. EXPLODED VIEWS 7-1. Top Cover Section ............... 33 7-2. Front Panel Section (TC-TX313) ........34 7-3. Front Panel Section (TC-TX515) ........35 7-4. Chassis Section ..............36 7-5. TCM Assy Section .............. 37 8.

  • Page 3: General

    SECTION 1 GENERAL • TC-TX313 • TC-TX515 Parts and Controls Parts and Controls 1 POWER switch 1 POWER switch Only the power to this set is turn on. Only the power to this set is turn on. 2 Cassette slot...

  • Page 4: Test Mode

    SECTION 2 TEST MODE 2-1. CHECKING THE ITEMS OF TEST MODE 3) All LED Flickering The set allows you to check the items of the test mode although this When no tape is inserted, all LED indicators are flickering. may not be directly related with the adjustment. 1 Setting/Releasing the Test Mode: 4) Aging Operation When tape with record erase preventing claw is inserted for...

  • Page 5: Disassembly

    SECTION 3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 3-1. TOP COVER 3 top cover 1 screws (case 3 TP2) 2 screws (case 3 TP2) 3-2. FRONT PANEL ASSY 1 CN6 3 claw 4 claw 2 BVTT 3x8 5 front panel assy –...

  • Page 6: Front Board (Tc-Tx313)

    3-3. FRONT BOARD (TC-TX313) 1 BVTP 2.6x8 2 BVTP 2.6x8 3 BVTP 2.6x8 8 POWER button 4 FRONT board 6 REC button 5 PLAY button 7 EJECT button 3-4. PANEL BOARD (TC-TX515) 4 BVTP 2.6x8 1 BVTP 2.6x8 2 LED board 3 BVTP 2.6x8...

  • Page 7: Back Plate

    3-5. BACK PLATE 6 back plate 1 CN04 4 BVTP 3x8 5 claws 2 BVTP 3x10 3 BVTP 3x8 3-6. BRACKET (POWER TRANS) 4 DECK board 2 CN14 1 CN7 3 BVTP 3x8 6 bracket (power trans) 5 bind type (A) –...

  • Page 8: Main Board

    3-7. MAIN BOARD 1 PC board holders 2 REC board 5 BVTP 3x8 6 BVTP 3x8 3 BVTP 3x10 7 MAIN board 4 BVTP 3x8 3-8. TCM ASSY 2 BVTP 3x10 1 BVTP 3x10 3 TCM assy – 8 –...

  • Page 9: Lever

    3-9. LEVER 4 tape guide (R) 3 BVTP 3x8 6 Turn the loading motor and down the cassette holder. 2 tape guide (L) 1 BVTP 3x8 3-10. TENSION SPRING – 9 –...

  • Page 10: Housing

    3-11. HOUSING 3-12. CHASSIS 5 belt (A) 4 belt (B) – 10 –...

  • Page 11: Motor (A)/(B) Assy

    3-13. MOTOR (A)/(B) ASSY 4 motor (B) assy 2 motor (A) assy 3-14. HEAD PLATE Note : On install, set the portions A and B. – 11 –...

  • Page 12: Pinch Roller Assy

    3-15. PINCH ROLLER ASSY 3 pinch roller assy (R) 6 pinch roller assy (F) 3-16. BRACKET (HEAD UNIT) 3 bracket (head unit) – 12 –...

  • Page 13: Mechanical Adjustments

    SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS PRECAUTION PRECAUTION 1. Clean the following parts with a denatured-alcohol-moistened 1. The adjustment should be performed in the publication. swab : (Be sure to male playback adjustment at first.) record/playback/erase head pinch roller 2.
  • Page 14 Tape Speed Adjustment Record Bias Adjustment Procedure : Setting : 1. Mode: FWD playback Set to the TEST mode. (See page 4.) Procedure : 1. Mode: Record speed checker AF OSC test tape blank tape frequency counter WS-48A CS-123 10 k Ω (3 kHz, 0 dB) attenuator 47 k Ω...
  • Page 15 Adjustment Location : – MAIN board (component side) – SFR04 PLAYBACK IC02 LEVEL (R-CH) SFR03 PLAYBACK LEVEL – LOW-VOLTAGE board (L-CH) (component side) – CN09 TEST MODE CN05 – REC board (component side) – SFR11 RECORD LEVEL (L-CH) CAPSTAN /REEL MOTOR SFR12 RECORD...

  • Page 16: Diagrams

    SECTION 6 DIAGRAMS 6-1. CIRCUIT BOARDS LOCATION • TC-TX313 TRANSFORMER board SLIDE SW board (Singapore, Malaysia, POWER board Hong Kong model) LOW-VOLTAGE board MOTOR board AMS board REC board MAIN board FRONT board DECK board • TC-TX515 TRANSFORMER board POWER board...

  • Page 21: Ic Pin Description

    6-8. IC PIN DESCRIPTION • IC04 µPD75108GF-N14-3BE (SYSTEM CONTROL) Pin No. Pin Name Pin Description RVS REC RELAY RVS REC relay control output (Not used in this set.) FWD REC RELAY FWD REC relay control output (Not used in this set.) RVS PLAY RELAY RVS PLAY relay control output (Not used in this set.) FWD PLAY RELAY...
  • Page 22 Pin No. Pin Name Pin Description ” LED output >.LED “ LED output <.LED POWER(GRN)LED POWER LED output POWER(RED)LED POWER LED output (Not used in this set.) — Not used in this set. — Power supply pin 59 – 61 —...

  • Page 23: Exploded Views

    Parts Color Cabinet’s Color Replace only with part number : Singapore model specified. MY : Malaysia model HK : Hong Kong model : Tourist model 7-1. TOP COVER SECTION TC-TX313 TC-TX515 Ref. No. Part No. Description Remark Ref. No. Part No.

  • Page 24: Front Panel Section (Tc-Tx313)

    Ref. No. Part No. Description Remark 3-021-944-01 FRONT PANEL 3-021-565-01 KNOB PAD 3-021-557-01 DOLBY KNOB 4-962-708-01 EMBLEM (4-A), SONY 3-020-421-01 SWITCH PAD 3-021-560-01 POWER LENS 3-021-555-01 DOOR CASSETTE 3-021-572-01 EVA SHEET (A) 3-020-419-01 DOOR SPRING 3-021-567-01 TAPE INDICATOR 3-021-556-01 POWER BUTTON...

  • Page 25: Front Panel Section (Tc-Tx515)

    7-3. FRONT PANEL SECTION (TC-TX515) p (LED board) (including p ) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-020-398-01 FRONT WINDOW 3-020-410-01 DOLBY KNOB 3-020-401-01 FOOT (FRONT) 3-020-418-01 DIRECTION KNOB 3-020-963-01 BRACKET (FLEXIBLE C) 3-020-421-01 SWITCH PAD 3-020-413-01 LENS (A) * 114 A-2056-697-A PANEL BOARD, COMPLETE...

  • Page 26: Chassis Section

    7-4. CHASSIS SECTION PT301 TC-TX313 155 171 (SP, MY, HK, JE) TCM ASSY 159 160 SP, MY, HK, JE not supplied The components identified by TC-TX515 mark ! or dotted line with mark. ! are critical for safety. Replace only with part number specified.

  • Page 27: Tcm Assy Section

    7-5. TCM ASSY SECTION HRPE101 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 201 A-2004-641-A TCM ASSY 3-020-450-01 PINCH ROLLER ASSY (R) 3-020-444-01 BELT (A) HRPE101 3-020-446-01 BRACKET (HEAD UNIT) 3-020-445-01 BELT (B) 3-020-447-01 MOTOR (A) ASSY (REEL/CAPSTAN) 3-020-443-01 PINCH ROLLER ASSY (F) 3-020-448-01 MOTOR (B) ASSY (LOADING)

  • Page 28: Electrical Parts List

    SECTION 8 DECK ELECTRICAL PARTS LIST NOTE: • Items marked “*” are not stocked since The components identified by mark • Due to standardization, replacements in they are seldom required for routine service. ! or dotted line with mark. ! are the parts list may be different from the Some delay should be anticipated critical for safety.
  • Page 29 DECK FRONT LOW-VOLTAGE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > S852 1-571-760-11 SWITCH, KEY BOARD (9) S853 1-571-760-11 SWITCH, KEY BOARD (() 1-247-825-11 CARBON 1/4W S854 1-571-760-11 SWITCH, KEY BOARD (p) 1-247-879-11 CARBON 100K 1/4W S855...
  • Page 30 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-2007-767-A MAIN BOARD, COMPLETE (SP,MY,HK,JE) 8-719-055-76 DIODE 1N4148 A-2056-691-A MAIN BOARD, COMPLETE (AEP,UK,US) 8-719-109-72 DIODE RD3.9ES-B2 ********************* < IC > 3-020-433-01 BRACKET (3P WIRE) (AU BUS) IC01 8-759-112-93 IC uPC4570HA-1 <...
  • Page 31 MAIN PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R101 1-247-871-11 CARBON 1/4W A-2056-697-A PANEL BOARD, COMPLETE (TX515) R102 1-247-871-11 CARBON 1/4W (including LED BOARD) R103 1-247-839-11 CARBON 2.2K 1/4W ********************** R104 1-247-839-11 CARBON 2.2K 1/4W R105 1-247-847-11 CARBON...
  • Page 32 POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-668-649-11 POWER BOARD (AEP,UK,US) 1-124-903-11 ELECT 1-669-047-11 POWER BOARD (SP,MY,HK,JE) C83A 1-104-666-11 ELECT 220uF 1-130-477-00 MYLAR 0.0033uF 5% ************* 1-130-477-00 MYLAR 0.0033uF 5% < CAPACITOR > < DIODE > 1-126-943-11 ELECT 2200uF 1-126-943-11 ELECT...
  • Page 33 SLIDE SW TRANSFORMER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R141 1-247-867-11 CARBON 1/4W ACCESSORIES & PACKING MATERIALS R142 1-247-867-11 CARBON 1/4W ******************************** R143 1-247-855-11 CARBON 1/4W R144 1-247-855-11 CARBON 1/4W 3-020-441-01 BRACKET (PATCH CORD) R145 1-247-807-11 CARBON 1/4W...
  • Page 34 TC-TX313/TX515 Sony Corporation 98B047020-1 9-920-969-12 Home A&V Products Company Printed in Singapore C1998. 2 – 44 – Published by General Engineering Dept. (Shibaura)

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