Technics RS-DV290EG Manuals

Manuals and User Guides for Technics RS-DV290EG. We have 1 Technics RS-DV290EG manual available for free PDF download: Service Manual

Technics RS-DV290EG Service Manual

Technics RS-DV290EG Service Manual (268 pages)

Brand: Technics | Category: Cassette Player | Size: 11.18 MB

Table of Contents

Specifications
1
Location of Controls
2
Operation Checks and Component Replacement / Procedures
2
Checking for the Main P.C.B.
2
Checking for the Operation P.C.B.
2
Replacement for the Motor Ass’y, Capstan Belt and Winding Belt
4
Replacement for the Pinch Roller Ass’y and Head Block
9
Replacement for the Cassette Lid Ass’y
9
Replacement for the Cassette Holder
10
To Supply Power Source
11
Service Mode Function of Cassette Mechanism
11
Cassette Tape to be Prepared
11
Deck 1 Mechanism Check
12
Selecting Service Mode
12
Deck 2 Mechanism Check
13
Exiting Service Mode
15
Schematic Diagram Notes
15
Measurements and Adjustments
20
Measurement Condition
20
Measurement Instrument and Special Tool
20
Frequency Counter
20
Head Azimuth Adjustment
21
Tape Speed Adjustment
22
Playback Gain Adjustment
22
Erase Current Confirmation
23
Playback Frequency Response Check
23
Normal Tape Check
24
Recording/Playback / Frequency Response and Gain Check
24
Cro2/Metal Tape Check
25
Checking Procedure for Self-Operation of Cassette Mechanism Ass’y
26
Operation Check Providing with Cassette Tape
26
Operation Check Not Provided with Cassette Tape
27
Connection Diagram between the Mechanism Ass’y and Power Supply
27
Detail View of EJECT Lever
27
Replacement Parts List
28
Mechanism Parts Location
36
Schematic Diagram for Printing with Letter Size
38
Operation Circuit
39
Main Circuit
39
Playback Signal Line
41
Earth Terminal P.C.b.
50
Main P.C.b.
50
Operation P.C.b.
50
Accessories
55
Before Repair and Adjustment
58
About the Protection Circuitry
58
Operating Instructions
59
Operation Checks and Component Replacement Procedures
59
Checking for the AC in P.C.B.
59
Replacement for the Power IC
63
Self-Diagnostic Function
64
To Display the Malfunction Code
64
To Return to the Normal Display
65
Display Contents
65
IC901 (C2BBFD000404): System Control/Fl Drive
70
Terminal Function of Ics
70
Schematic Diagram
70
Rex0966
73
- Sa-Dv290Gn
  85
- Packaging
  86
- Schematic Diagram for Printing with A4 Size
  87
- Stereo Tuner/Amplifier
  100
- Remote Control
  100
- Before Repair
  110
- Checking for the FL P.C.B.
  110
- Wiring Connection Diagram
  113
- No Mark: Power on
  114
- Terminal Function of IC's
  115
- Ic601(C2Bbgf000425):System Control/Fl Drive
  115
Rear Panel
119
- Before Use
  145
- How to Replace the Fuse
  145
- Handling of Traverse Deck (Optical Pickup)
  152
- Handling Precautions for Traverse Deck
  152
- Precaution of Laser Diode
  152
- Replacement Procedure for the Optical Pickup
  153
- Grounding for Electrostatic Breakdown Prevention
  154
- Human Body Grounding
  154
- Work Table Grounding
  154
- Checking for the DVD Module (1) P.C.B.
  155
- Follow the (Step 1) - (Step 3) of Item
  156
- Follow the (Step 1) - (Step 5) of Item
  158
- Disassembly and Reassembly for Mechanism Base Drive Unit
  166
- Follow the (Step 1) - (Step 7) of Item
  178
- Replacement for the Motor Ass’y
  178
- Replacement for the Optical Pick-Up
  179
- Canceling Self-Diagnostic Function
  185
- How to Enter the Mode and Display
  185
- Self-Diagnosis Function and Service Modes
  185
- Self-Diagnostic Function for Loading Mechanism
  185
- DVD Self Diagnostic Function-Error Code
  186
- Service Mode Table
  186
- Last Error Code Saved During no PLAY
  189
- Cancellation
  191
- Handling after Completing Repair
  191
- Sales Demonstration Lock Function
  191
- Setting
  191
- Firmware Version-Up of the DVD Player
  192
- Recovery after the DVD Player Is Repaired
  192
- Service Precautions
  192
- Cumulative Operation Time Display
  193
- Overview of each Function
  193
- Adjustment Procedures
  194
- Service Tools and Equipment
  194
- Important Points in Electrical Adjustment
  195
- Important Points in Optical Adjustment
  195
- Optical Pickup Tilt Adjustment
  195
- Storing and Handling Test Discs
  195
- Remote Control Unit
  196
- Check after Adjustment
  197
- Procedure for Screw Lock
  197
- Type Illustration of IC's, Transistors and Diodes
  200
- Voltage and Signal Lines
  201
- Spring
  210
- Spring
  211
  - Cabinet Parts Location
    224
  - Loading Mechanism Parts Location
    225
  - Interface Circuit
    234

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