Sony SLV-ED1ME / SLV-ED1PS / SLV-ED1SG / SLV-ED2SA / SLV-ED3AF / SLV-ED4ME / SLV-ED4PS / SLV-ED4SG / SLV-ED5ME / SLV-ED6ME / SLV-ED6PS / SLV-ED6SG / SLV-ED7FS / SLV-ED7MI / SLV-ED7MN / SLV-EZ1AZ / SLV-EZ4AZ / SLV-EZ7AS / SLV-EZ7NZ Service Manual ▷ View online
– 4 –
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
Feature Difference ................................................................... 3
SERVICE NOTE ...................................................................... 5
SERVICE NOTE ...................................................................... 5
1.
GENERAL
Getting Started .............................................................. 1-1
Basic Operations ........................................................... 1-4
Additional Operations .................................................... 1-8
Editing ............................................................................ 1-9
Additional Information ................................................... 1-10
Basic Operations ........................................................... 1-4
Additional Operations .................................................... 1-8
Editing ............................................................................ 1-9
Additional Information ................................................... 1-10
2.
DISASSEMBLY
2-1.
Upper Case Removal .................................................... 2-1
2-2.
NK-11, RJ-80, SE-73 Board Removal .......................... 2-1
2-3.
Rear Panel Removal ..................................................... 2-1
2-4.
Front Panel Section Removal ....................................... 2-1
2-5.
Power Block Removal ................................................... 2-2
2-6.
Mechanism Deck Removal ........................................... 2-2
2-7.
MA-323 Board Removal ................................................ 2-2
2-8.
Internal Views ................................................................ 2-3
2-9.
Circuit Boards Location ................................................. 2-4
3.
BLOCK DIAGRAMS
3-1.
Overall Block Diagram .................................................. 3-1
3-2.
Servo/System Control Block Diagram .......................... 3-3
3-3.
Video Block Diagram ..................................................... 3-5
3-4.
Audio Block Diagram ..................................................... 3-9
3-5.
Tuner Block Diagram ..................................................... 3-11
3-6.
Mode Control Block Diagram ........................................ 3-13
3-7.
Power Block Diagram .................................................... 3-15
4.
PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
SCHEMATIC DIAGRAMS
4-1.
Frame Schematic Diagram ........................................... 4-1
4-2.
Printed Wiring Boards and Schematic Diagrams ......... 4-4
MA-323 Printed Wiring Board ....................................... 4-5
MA-323 (Head Amp) Schematic Diagram .................... 4-7
MA-323 (Video, Audio) Schematic Diagram ................. 4-11
MA-323 (System Control) Schematic Diagram ............ 4-15
MA-323 (Servo Control) Schematic Diagram ............... 4-18
MA-323 (Hi-Fi Audio) Schematic Diagram .................... 4-21
MA-323 (IO) Schematic Diagram .................................. 4-23
MA-323 (Tuner) Schematic Diagram ............................ 4-25
MA-323 (Mode Control) Schematic Diagram ............... 4-27
MA-323 (FL Driver) Schematic Diagram ....................... 4-29
MA-323 (Power Supply) Schematic Diagram ............... 4-31
SE-73 Printed Wiring Board and
Schematic Diagram ....................................................... 4-33
DS-80, NK-11 Printed wiring Board and
Schematic Diagram ....................................................... 4-36
DM-76, MF-312, RJ-80
Printed Wiring Board and Schematic Diagram ............. 4-39
HS-921SF/921SF1 Schematic Diagram ....................... 4-43
HS-921SF/921SF1, SR-708/718
Printed Wiring Board ..................................................... 4-45
SR-708/718 Schematic Diagram .................................. 4-47
MA-323 Printed Wiring Board ....................................... 4-5
MA-323 (Head Amp) Schematic Diagram .................... 4-7
MA-323 (Video, Audio) Schematic Diagram ................. 4-11
MA-323 (System Control) Schematic Diagram ............ 4-15
MA-323 (Servo Control) Schematic Diagram ............... 4-18
MA-323 (Hi-Fi Audio) Schematic Diagram .................... 4-21
MA-323 (IO) Schematic Diagram .................................. 4-23
MA-323 (Tuner) Schematic Diagram ............................ 4-25
MA-323 (Mode Control) Schematic Diagram ............... 4-27
MA-323 (FL Driver) Schematic Diagram ....................... 4-29
MA-323 (Power Supply) Schematic Diagram ............... 4-31
SE-73 Printed Wiring Board and
Schematic Diagram ....................................................... 4-33
DS-80, NK-11 Printed wiring Board and
Schematic Diagram ....................................................... 4-36
DM-76, MF-312, RJ-80
Printed Wiring Board and Schematic Diagram ............. 4-39
HS-921SF/921SF1 Schematic Diagram ....................... 4-43
HS-921SF/921SF1, SR-708/718
Printed Wiring Board ..................................................... 4-45
SR-708/718 Schematic Diagram .................................. 4-47
5.
INTERFACE, IC PIN FUNCTION DESCRIPTION
5-1.
System Control-Video Block Interface
(MA-323 board IC161) .................................................. 5-1
(MA-323 board IC161) .................................................. 5-1
5-2.
System Control-Servo Peripheral Circuit Interface
(MA-323 board IC161) .................................................. 5-1
5-3.
System Control-Mechanism Interface
(MA-323 board IC161) .................................................. 5-2
(MA-323 board IC161) .................................................. 5-2
5-4.
System Control-Audio Block Interface
(MA-323 board IC161) .................................................. 5-3
(MA-323 board IC161) .................................................. 5-3
5-5.
Servo/System/Tuner/Timer Control Microprocessor
Pin Function (MA-323 board IC161) ............................. 5-4
Pin Function (MA-323 board IC161) ............................. 5-4
5-6.
NICAM Processor Pin Function (NK-11 board IC1) ..... 5-5
6.
ERROR CODE
.......................................................... 6-1
7.
ADJUSTMENTS
7-1.
Mechanical Adjustments ............................................... 7-1
7-2.
Electrical Adjustments ................................................... 7-1
2-1.
Pre-Adjustment Preparations ........................................ 7-1
2-1-1. Instruments to be Used ............................................ 7-1
2-1-2. Connection ............................................................... 7-1
2-1-3. Set-up of Adjustment ................................................ 7-1
2-1-4. Alignment Tape ......................................................... 7-1
2-1-5. Specified I/O Level and Impedance ......................... 7-1
2-1-6. Adjusting Sequence ................................................. 7-2
2-1-2. Connection ............................................................... 7-1
2-1-3. Set-up of Adjustment ................................................ 7-1
2-1-4. Alignment Tape ......................................................... 7-1
2-1-5. Specified I/O Level and Impedance ......................... 7-1
2-1-6. Adjusting Sequence ................................................. 7-2
2-2.
Power Supply Adjustment ............................................. 7-2
2-2-1. Power Supply Check ................................................ 7-2
2-3.
Servo System Adjustment ............................................. 7-2
2-3-1. Switching Position Adjustment ................................. 7-2
2-4.
Audio System Adjustments ........................................... 7-3
2-4-1. Hi-Fi Audio System Adjustment ............................... 7-3
1.
1.
AF Switching Position Adjustment ........................... 7-3
2.
Frequency Response Check .................................... 7-3
3.
Overall Level Characteristic and
Distortion Factor Check ........................................... 7-4
Distortion Factor Check ........................................... 7-4
4.
Overall S/N Check .................................................... 7-4
2-4-2. Normal Audio System Adjustment ........................... 7-4
1.
1.
ACE Head Adjustment ............................................. 7-4
2.
E-E Output Level Check .......................................... 7-4
3.
Frequency Responce Check .................................... 7-4
4.
Overall Level Characteristic and Distortion
Factor Check ............................................................ 7-5
Factor Check ............................................................ 7-5
5.
Overall S/N Check .................................................... 7-5
2-5.
Parts Arrangement Diagram for Adjustments ............... 7-6
8.
REPAIR PARTS LIST
8-1.
Exploded Views ............................................................. 8-1
8-1-1. Front Panel and Cabinet Assemblies
(ED1/ED2/EZ1) ........................................................ 8-1
8-1-2. Chassis Assembly (ED1/ED2/EZ1) .......................... 8-2
8-1-3. Front panel and Cabinet Assemblies
8-1-3. Front panel and Cabinet Assemblies
(Except ED1/ED2/EZ1) ............................................ 8-3
8-1-4. Chassis Assembly (Except ED1/ED2/EZ1) ............. 8-5
8-1-5. Mechanism Chassis Assembly (1) ........................... 8-6
8-1-6. Mechanism Chassis Assembly (2) ........................... 8-7
8-1-7. Mechanism Chassis Assembly (3) ........................... 8-8
8-1-5. Mechanism Chassis Assembly (1) ........................... 8-6
8-1-6. Mechanism Chassis Assembly (2) ........................... 8-7
8-1-7. Mechanism Chassis Assembly (3) ........................... 8-8
8-2.
Electrical Parts List ........................................................ 8-9
– 5 –
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.
Pages in indicated pages in the VHS MECHANICAL ADJUSTMENT MANUAL VI.
NK-11 Board (ED7:
MI, MN/EZ7NZ)
(Page 2-1)
Set
Upper case
(Page 2-1)
(Page 2-1)
Front Panel
Section
(Page 2-1)
Power
Block
(Page 2-2)
SE-73 Board
(ED3/ED7FS)
(Page 2-1)
Pinch Press
Block Ass’y
(Page 14)
Ground Shaft
Ass’y
(Page 13)
RJ-80 Board
(EXCEPT EZ4/EZ7)
(Page 2-1)
Mechanism
Deck
(Page 2-2)
FL Complete
Ass’y
(Page 13)
Drum
Ass’y
Ass’y
(Page 13)
Rear
Panel
(Page 2-1)
Rubber
Belt
(Page 15)
Rubber
Belt
(Page 15)
Slider
(Page 26)
Loading
Gear (T, S)
(Page 28)
Retainer
Plate
(Page 22)
MA-323
Board
(Page 2-2)
Rubber
Belt
(Page 15)
Capstan
Motor
(Page 15)
FL Slider
Block Ass’y
(Page 22)
Rotary
Switch
Switch
(Page 2-2)
Tuner
Unit
Pully Gear
Ass’y
(Page 29)
Cam Motor
Retainer
(Page 31)
Cam Gear
(Page 23)
Cam Motor
(Page 31)
Reel Direct
Ass’y
(Page 30)
1-1
SECTION 1
GENERAL
This section is extracted from SLV-
ED6ME/PS/SG, SLV-ED7FS in-
struction manual.
ED6ME/PS/SG, SLV-ED7FS in-
struction manual.
SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7
1-2