Sony SLV-ED1ME Service Manual
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Sony SLV-ED1ME Service Manual

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SLV-ED1ME/ED1PS/ED1SG/ED2SA/ED3AF/ED4ME/ED4PS/ED4SG/ED5ME/
ED6ME/ED6PS/ED6SG/ED7FS/ED7MI/ED7MN/EZ1AZ/EZ4AZ/EZ7AS/EZ7NZ
SERVICE MANUAL
S MECHANISM
G
• Refer to the SERVICE MANUAL of VHS MECHANICAL
ADJUSTMENTS VI for MECHANICAL ADJUSTMENTS.
(9-921-647-11)
* The abbreviations of ED1, ED2, ED3, ED4, ED5, ED6, ED7, EZ1, EZ4 and
EZ7 contained in this service manual are indicated when these models are
common to all their corresponding models as given below.
Abbreviated
ED1
model name
ED1ME
All model
ED1PS
names
ED1SG
SLV-
MICROFILM
Photo: SLV-ED1
ED2
ED3
ED4
ED2SA
ED3AF
ED4ME
ED4PS
ED4SG
RMT-V245A/V245B/V247/V247A/V248A
SLV-ED1PS/ED4PS/ED6PS/ED7MN/ED7FS
ED5
ED6
ED7
ED5ME
ED6ME
ED7FS
ED6PS
ED7MI
ED6SG
ED7MN
VIDEO CASSETTE RECORDER
African Model
SLV-ED3AF
Australian Model
SLV-EZ1AZ/EZ4AZ/EZ7AS
E Model
French Model
SLV-ED7FS
Hong Kong Model
SLV-ED7MI
Irish Model
SLV-ED7MI
ME Model
SLV-ED1ME/ED1SG/ED4ME/ED4SG/
ED5ME/ED6ME/ED6SG/ED7MI
Newzealand Model
SLV-EZ7NZ
South Afrifca Model
SLV-ED2SA/ED7MI
UK Model
SLV-ED7MI
EZ1
EZ4
EZ7
EZ1AZ
EZ4AZ
EZ7AS
EZ7NZ

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Summary of Contents for Sony SLV-ED1ME

  • Page 1 SLV-ED1ME/ED1PS/ED1SG/ED2SA/ED3AF/ED4ME/ED4PS/ED4SG/ED5ME/ ED6ME/ED6PS/ED6SG/ED7FS/ED7MI/ED7MN/EZ1AZ/EZ4AZ/EZ7AS/EZ7NZ RMT-V245A/V245B/V247/V247A/V248A SERVICE MANUAL African Model SLV-ED3AF Australian Model SLV-EZ1AZ/EZ4AZ/EZ7AS E Model SLV-ED1PS/ED4PS/ED6PS/ED7MN/ED7FS French Model SLV-ED7FS Hong Kong Model SLV-ED7MI Irish Model SLV-ED7MI ME Model Photo: SLV-ED1 SLV-ED1ME/ED1SG/ED4ME/ED4SG/ ED5ME/ED6ME/ED6SG/ED7MI Newzealand Model SLV-EZ7NZ S MECHANISM South Afrifca Model SLV-ED2SA/ED7MI UK Model •...
  • Page 2 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 PUB- LISHED BY SONY.

  • Page 3: Feature Difference

    • Feature Difference SLV- ED 1 ED 2 ED 3 ED 4 ED 5 ED 6 FEATURE HEAD/CH NTSC (3.58) (REC/PB) (4.43) (REC/PB) SECAM (REC/PB) ME-SECAM (REC/PB) REC (NTSC) (SP/EP) (PAL) (SP/LP) PLAY (NTSC) (SP/LP/EP) g/G/G g/G/G g/G/G (PAL) (SP/LP) g (3pin g (3pin g (3pin RCA REAR LINE IN/OUT Y.B.B) Y.B.B) Y.B.B)

  • Page 4: Table Of Contents

    TABLE OF CONTENTS Section Title Page Section Title Page Feature Difference ..............3 (MA-323 board IC161) ..........5-1 SERVICE NOTE ..............5 5-3. System Control-Mechanism Interface (MA-323 board IC161) ..........5-2 5-4. System Control-Audio Block Interface GENERAL (MA-323 board IC161) ..........5-3 5-5.

  • Page 5: Service Note

    SERVICE NOTE 1. DISASSEMBLY • This set can be disassembled in the order shown below. Note: Pages in indicated pages in the SERVICE MANUAL. Pages in indicated pages in the VHS MECHANICAL ADJUSTMENT MANUAL VI. Upper case (Page 2-1) Front Panel Pinch Press Ground Shaft RJ-80 Board...

  • Page 6: General

    SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7 This section is extracted from SLV- SECTION 1 ED6ME/PS/SG, SLV-ED7FS in- GENERAL struction manual.
  • Page 15 1-10...
  • Page 16 1-11 E 1-11...

  • Page 17: Disassembly

    SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7 SECTION 2 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 2-1. UPPER CASE REMOVAL 2-3. REAR PANEL REMOVAL 7 Rear panel 3 Upper case 6 Two claws 1 Two tapping screws 1 Power cord 2 Two tapping screws (CN101) 2 Harness 4 Claw...

  • Page 18: Power Block Removal

    2-5. POWER BLOCK REMOVAL 2-7. MA-323 BOARD REMOVAL 2 Four screws 2 Power cord EXCEPT (B3) ED1/ED2/EZ1 3 Two screws 1 Screw (B3) (B3) 3 MA-323 4 Power block board 1 Connector (CN600) EXCEPT ED1/ED2/ 2-6. MECHANISM DECK REMOVAL 3 Connector 4 Connector (ACE head ) (FE head )

  • Page 19: Internal Views

    2-8. INTERNAL VIEWS Drum assembly (M901) (DZH-78A-R) 1-759-183-11 (ED1/ED2/ED3/EZ1) Drum assembly (M901) (DZH-74E/Z-RP) 8-839-037-04 (ED4/ED5/EZ4) Drum assembly (M901) (DZH-95A/Z-RP) 8-839-045-02 (ED6/ED7/EZ7) ACE head assembly A-6759-620-A FE head 1-500-144-11 D102 Tape top/end LED 8-719-048-26 Q100 Tape top sensor 8-729-043-84 Q101 Tape end sensor 8-729-043-84 Drum assembly (M901) (DZH-78A-R) 1-759-183-11 (ED1/ED2/ED3/EZ1)

  • Page 20: Circuit Boards Location

    2-9. CIRCUIT BOARDS LOCATION ED1/ED2/EZ1 MA-323 VIDEO, AUDIO, I/O, POWER BLOCK SERVO/SYSTEM CONTROL, TUNER HS-921SF: ED1/ED2 SR-718: EZ1 (POWER SUPPLY) DS-80 (MODE CONTROL) EXCEPT ED1/ED2/EZ1 MA-323 VIDEO, AUDIO, I/O, RJ-80 (EXCEPT EZ4/EZ7) SERVO/SYSTEM CONTROL, TUNER (ADDITIONAL REAR IN) NK-11 (ED7: MI, MN/EZ7NZ) (NICAM) SE-73 (ED3/ED7FS) (SECAM)
  • Page 21 SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7 SECTION 5 INTERFACE, IC PIN FUNCTION DESCRIPTION...
  • Page 25 5-5 E...

  • Page 26: Error Code

    SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7 SECTION 6 ERROR CODES Table 6-2. Mode Codes in Case of Error This set displays an error code, and a mode code in case of error on the display tube, if the operation stopped by error. Code Description The following provides description concerned. EJECT (POWER ON) Display tube (lower 5 digits) EJECT (POWER OFF)

  • Page 27: Adjustments

    SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7 SECTION 7 ADJUSTMENTS 2-1-3. Set-up of Adjustment During the adjustment, see the Parts Arrangement In this adjustment, PAL or NTSC pattern generator is connected Diagram for Adjustments on Page 7-6. with LINE input signal terminal. When check to tuner, connected AERIAL terminal.

  • Page 28: Adjusting Sequence

    2-1-6. Adjusting Sequence 2-3. SERVO SYSTEM Adjustment Make the electrical adjustment in the following sequence. 2-3-1. RF Switching Position Adjustment Checking power supply (MA-323 Board) Purpose: Adjust the interval between A ch and B ch of tape playback out- put. Servo system adjustment Improve the interchangeability with other tapes and sets.

  • Page 29: Audio System Adjustments

    2-4. AUDIO SYSTEM ADJUSTMENTS RF SWP • Adjust both Lch and Rch. [Connection] Audio Audiolevel meter or generator distortion meter 600 Ω 47 kΩ Attenuator AUDIO LINE IN Feed signal both AUDIO LINE OUT channelssimultaneously. Fig. 7-2-5. Fig. 7-2-4. 2. Frequency Responce Check 2-4-1.

  • Page 30: Overall S/N Check

    3. Overall Level Characteristic and Distortion Factor 2-4-2. Normal Audio System Adjustment Check • Make adjustment in the SP mode, unless otherwise specified. Purpose: Use a normal VHS cassette for an adjustment tape. Check the record level, play level, and distortion factor against the •...

  • Page 31: Parts Arrangement Diagram For Adjustments

    4. Overall Level Characteristic and Distortion Factor 2-5. PARTS ARRANGEMENT DIAGRAM FOR ADJUSTMENTS Check Purpose: MA-323 BOARD (Side A) Check the record level, play level, and distortion factor against the reference input. CN501 Mode REC and PB (SP mode) Signal 400 Hz, –7.5 dBs Measurement point Audio output terminal...

  • Page 32: Repair Parts List

    1-783-567-11 CABLE, FLAT (FDS-4) 3-979-467-01 DOOR, CASSETTE (ED2) 1-475-613-21 COMMANDER, STANDARD (RMT-V248A) (ED1) 3-979-467-11 DOOR, CASSETTE (ED1/EZ1) 3-943-995-01 EMBLEM (NO.5), SONY 3-709-322-01 COVER, BATTERY (for RMT-V248A) (ED1) X-3946-598-1 BUTTON ASSY, FUNCTION (ED1/EZ1) 1-475-614-31 COMMANDER, STANDARD (RMT-V245B) A-6794-527-A DS-80 BOARD, COMPLETE (ED2/EZ1) 4-921-277-41 SCREW (B2.6X8), TAPPING, BIND...

  • Page 33: Chassis Assembly (Ed1/Ed2/Ez1)

    8-1-2. CHASSIS ASSEMBLY (ED1/ED2/EZ1) supplied supplied supplied supplied The components identified by mark ! or dotted line with mark ! are criti- cal for safety. Replace only with part number speci- fied. Ref. No. Part No. Description Remark Ref. No. Part No.

  • Page 34: Front Panel And Cabinet Assemblies (Except Ed1/Ed2/Ez1)

    8-1-3. FRONT PANEL AND CABINET ASSEMBLIES (EXCEPT ED1/ED2/EZ1) ED4/ED5/ED6/ED7/ EZ4/EZ7 supplied supplied supplied ED3/ED6/ED7/EZ4 supplied ED4/ED5...
  • Page 35 3-987-899-01 DOOR, CASSETTE, (P) (ED3/ED6/ED7/EZ4) 1-475-616-21 COMMANDER, STANDARD (RMT-V247A) 3-987-899-11 DOOR (P), CASSETTE (EZ7) (ED7: MI, MN) 3-953-432-01 SPRING (GE), FL 3-943-995-01 EMBLEM (NO.5), SONY 1-475-614-21 COMMANDER, STANDARD (RMT-V245A) (EZ4/EZ7) * 106 3-977-160-01 INSULATOR (EXCEPT EZ7) 3-709-128-01 COVER, BATTERY (for RMT-V245A) (EZ4/EZ7)

  • Page 36: Chassis Assembly (Except Ed1/Ed2/Ez1)

    8-1-4. CHASSIS ASSEMBLY (EXCEPT ED1/ED2/EZ1) ED7: MI, MN/ EZ7NZ ED3/ED7FS supplied supplied supplied supplied supplied EXCEPT EZ4/EZ7 supplied supplied The components identified by mark ! or dotted line with mark ! are criti- cal for safety. Replace only with part number speci- fied.

  • Page 37: Mechanism Chassis Assembly (1)

    8-1-5. MECHANISM CHASSIS ASSEMBLY (1) ED1/ED2/EZ1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-977-509-01 WASHER, THRUST 3-977-514-01 OPENER, LID 3-977-507-01 TABLE, REEL (S) 3-977-441-01 GEAR, PINCH PRESSING 3-977-508-01 TABLE, REEL (T) 3-977-445-01 GEAR, TG8 ARM DRIVING 1-500-144-11 HEAD, FE 3-977-465-01 SPRING, EXTENSION (RVS BRAKE) 3-977-495-01 SHAFT TG2...

  • Page 38: Mechanism Chassis Assembly (2)

    8-1-6. MECHANISM CHASSIS ASSEMBLY (2) ED1/ED2/ED3/EZ1 ED4/ED5/ED6/ ED7/EZ4/EZ7 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3947-581-1 BRAKE ASSY, MAIN (T) 3-969-632-04 BASE, DRUM 3-977-462-01 SPRING, EXTENTION. (MAIN BRAKE) A-6750-325-A SHUTTLE (T) BLOCK ASSY X-3947-573-1 ARM ASSY, PENDULUM 3-977-501-01 PLATE, LUMINOUS X-3947-580-2 BRAKE ASSY, MAIN (S) X-3943-899-8 GROUND ASSY, SHAFT...

  • Page 39: Mechanism Chassis Assembly (3)

    8-1-7. MECHANISM CHASSIS ASSEMBLY (3) M902 M903 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-977-437-01 RETAINER, CAM MOTOR 3-977-439-01 GEAR, CAM X-3947-584-1 ASSY, REEL DIRECT 3-977-442-01 SLIDER 3-977-443-01 WASHER, STOPPER 3-977-455-01 GEAR, LOADING (T) 3-977-438-01 WORM - WHEEL 3-977-456-03 SPRING, TORSION (LOAD T) 3-977-506-01 ARM, LIMITTER SELECTION X-3947-579-1 LEVER ASSY, LOADING (T)

  • Page 40: Electrical Parts List

    DM-76 DS-80 MA-323 8-2. ELECTRICAL PARTS LIST NOTE: The components identified by • Due to standardization, replacements in the • Items marked “*” are not stocked since they mark ! or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
  • Page 41 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C117 1-163-243-11 CERAMIC CHIP 47PF C229 1-163-235-11 CERAMIC CHIP 22PF C119 1-163-133-00 CERAMIC CHIP 470PF (ED4/ED5/ED6/ED7/EZ4/EZ7) (ED4/ED5/ED6/ED7) C230 1-163-235-11 CERAMIC CHIP 22PF C120 1-164-232-11 CERAMIC CHIP 0.01uF (ED1/ED2/ED3/EZ1) C121 1-163-009-11 CERAMIC CHIP...
  • Page 42 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C313 1-163-011-11 CERAMIC CHIP 0.0015uF 10% C363 1-216-296-00 METAL CHIP 1/8W C314 1-124-589-11 ELECT 47uF (ED6/ED7/EZ7) C364 1-216-296-00 METAL CHIP 1/8W C315 1-163-038-00 CERAMIC CHIP 0.1uF (ED6/ED7/EZ7) C316 1-126-160-11 ELECT C317...
  • Page 43 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C411 1-163-227-11 CERAMIC CHIP 10PF 0.5PF C604 1-124-589-11 ELECT 47uF (ED5/ED7FS/ED7MI) C411 1-163-229-11 CERAMIC CHIP 12PF C606 1-124-589-11 ELECT 47uF (EXCEPT ED5/ED7FS/ED7MI) C608 1-124-584-00 ELECT 100uF C412 1-163-224-11 CERAMIC CHIP 0.25PF 50V C609...
  • Page 44 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark CN600 1-784-946-11 CONNECTOR, BOARD TO BOARD 9P IC202 8-759-479-52 IC MSM7470-79MS-KR1 (EZ1/EZ4/EZ7) (ED1/ED2/EZ1) IC203 8-759-295-66 IC BA7653AF-E2 (ED3/ED4/ED5/ED6/ED7) * CN600 1-568-936-11 PIN, CONNECTOR 9P IC301 8-759-526-64 IC NJM2521M(TE2) (ED3/ED4/ED5) (ED3/ED4/ED5/ED6/ED7/EZ4/EZ7) IC340 8-759-486-92 IC LA7256 (ED6/ED7/EZ7)
  • Page 45 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark JR213 1-216-296-00 METAL CHIP 1/8W JS364 1-216-295-00 METAL CHIP 1/10W (EZ4) JR214 1-216-296-00 METAL CHIP 1/8W JS400 1-216-295-00 METAL CHIP 1/10W JR215 1-216-296-00 METAL CHIP 1/8W JR216 1-216-296-00 METAL CHIP 1/8W JS401...
  • Page 46 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L204 1-410-501-11 INDUCTOR 2.2uH Q205 8-729-421-19 TRANSISTOR UN2213 L205 1-410-510-11 INDUCTOR 12uH (ED1/ED2/ED3/ED4/ED5/ED6/ED7) L206 1-410-520-11 INDUCTOR 82uH (ED4/ED5/ED6/ED7/EZ4/EZ7) Q207 8-729-421-19 TRANSISTOR UN2213 L207 1-410-509-11 INDUCTOR 10uH Q208 8-729-010-29 TRANSISTOR MSD601-RST1 Q209 8-729-010-29 TRANSISTOR MSD601-RST1...
  • Page 47 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R116 1-247-863-91 CARBON 1/4W R158 1-216-081-00 METAL CHIP 1/10W R117 1-216-065-00 METAL CHIP 4.7K 1/10W (ED1/ED2/ED3/ED4/ED5/ED6/ED7) R118 1-216-049-00 METAL CHIP 1/10W R119 1-216-073-00 METAL CHIP 1/10W R159 1-216-073-00 METAL CHIP 1/10W R160...
  • Page 48 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R219 1-216-089-00 METAL CHIP 1/10W R330 1-216-083-00 METAL CHIP 1/10W R220 1-216-089-00 METAL CHIP 1/10W (ED4/ED5/ED6/ED7) R221 1-247-807-31 CARBON 1/4W R331 1-216-295-00 METAL CHIP 1/10W (ED4/ED5/ED6/ED7) R222 1-216-041-00 METAL CHIP 1/10W R223...
  • Page 49 MA-323 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R407 1-216-295-00 METAL CHIP 1/10W R711 1-216-295-00 METAL CHIP 1/10W R408 1-247-807-31 CARBON 1/4W R712 1-216-295-00 METAL CHIP 1/10W R410 1-216-103-00 METAL CHIP 180K 1/10W R713 1-216-295-00 METAL CHIP 1/10W R411 1-216-065-00 METAL CHIP...
  • Page 50 MA-323 MF-312 NK-11 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSFORMER > < JACK > T301 1-423-413-11 TRANSFORMER, BIAS OSCILLATION J481 1-784-570-11 JACK, PIN 3P (LINE-2 IN) (ED4/ED5) (ED4/ED5/ED6/ED7) J481 1-766-861-11 JACK, PIN 3P (LINE-2IN)(ED6/ED7FS/ED7MN) T301 1-423-414-11 TRANSFORMER, BIAS OSCILLATION (ED1/ED2/ED3/EZ1/EZ4/EZ7)
  • Page 51 NK-11 POWER BLOCK RJ-80 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > < DIODE > * CN001 1-691-183-11 CONNECTOR (BOARD TO BOARD) 13P D102 8-719-312-16 DIODE EG01 D104 9-980-073-01 DIODE 1SS270A < DIODE > D106 8-719-100-30 DIODE RD12ES D201...
  • Page 52 RJ-80 SE-73 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C912 1-126-157-11 ELECT 10uF A-6791-577-A SE-73 BOARD, COMPLETE (ED3/ED7FS) (ED3/ED4/ED5) ********************* C913 1-126-157-11 ELECT 10uF (Ref.No. 1,000 Series) (ED6/ED7) < CAPACITOR > C914 1-126-157-11 ELECT 10uF (ED6/ED7) C951 1-163-259-91 CERAMIC CHIP...
  • Page 53 SE-73 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R954 1-216-081-00 METAL CHIP 1/10W ACCESSORIES & PACKING MATERIALS R955 1-216-295-00 METAL CHIP 1/10W ******************************** R956 1-216-059-00 METAL CHIP 2.7K 1/10W 1-475-613-21 COMMANDER, STANDARD (RMT-V248A) R957 1-216-089-00 METAL CHIP 1/10W (ED1/ED3) R960...
  • Page 54 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-987-410-52 INDIVIDUAL CARTON (ED2) 3-987-419-02 INDIVIDUAL CARTON (ED4PS) 3-987-419-12 INDIVIDUAL CARTON (ED4SG) 3-987-419-22 INDIVIDUAL CARTON (ED5) 3-987-419-42 INDIVIDUAL CARTON (EZ4) 3-987-419-52 INDIVIDUAL CARTON (ED3) 3-987-419-81 INDIVIDUAL CARTON (ED4ME) 3-987-420-02 INDIVIDUAL CARTON (ED6PS) 3-987-420-12 INDIVIDUAL CARTON (ED6ME) 3-987-420-22 INDIVIDUAL CARTON (ED7MN)
  • Page 55 SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7 Sony Corporation 98C0515-1D Printed in Japan © 1998. 3 9-921-679-11 Home A&V Products Company Published by General Engineering Dept. – 128 – (Osaki East)

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