JVC MX-GA77 Manuals

Manuals and User Guides for JVC MX-GA77. We have 2 JVC MX-GA77 manuals available for free PDF download: Service Manual, Instructions Manual

JVC MX-GA77 Service Manual (89 pages)

COMPACT COMPONENT SYSTEM

Brand: JVC | Category: Stereo System | Size: 6.57 MB

Table of Contents
1
Area Suffix
1
Safety Precautions
2
Warning
2
Importance Administering Point on the Safety
3
Fuse Board (Forward Side)
3
Power Supply Board (Forward Side)
3
Preventing Static Electricity
4
Grounding to Prevent Damage by Static Electricity
4
Ground the Workbench
4
Ground Yourself
4
Removing the CD Tray Fitting
5
Removing the CD Changer Unit
5
Removing the Metal Cover
5
Disassembly Method
5
Removing the Front Panel Assembly
6
Removing the Heat Sink & Amp. Board
7
Removing the Tuner Board
7
Removing the Rear Panel
7
Removing the Main Board
8
Removing the Power Cord
8
Removing the Power Ics
8
Removing the Power Transformer
8
Removing the CD Switch Board
9
Removing the Front Board
9
Removing the Headphone Jack Board
9
Removing the Cassette Mechanism Assembly
9
Reinstall the CD Tray
10
Removing the CD Tray
10
CD Changer Unit
10
Removing the Sensor Board
11
Removing the Turn Tray Motor
11
Removing the Belt, the CD Board and the Switch Board
12
Removing the CD Mechanism Holder Assembly (Mechanism Included)
13
CD Mechanism Section
14
Removing the Pickup Unit
14
Removing the Motor Board
14
Removing the Feed Motor
14
Cassette Mechanism Section
15
Removing the R/P Head
15
Remove the Erase Head
15
Remove the Pinch Roller
15
Removing the Flywheel
16
Removing the Mechanism Board
16
Removing the Motor
16
Removing the Side Panel
17
Removing the Side Speaker
17
Speaker Section
17
Wiring Connection
18
Color Codes
18
Adjustment Method
19
Tuner
19
Adjustment Location of Tuner PCB
19
OSC Voltage
19
FM THD Adjustment
20
FM Search Level Adjustment
20
AM(MW) I.F Adjustment
20
IF CENTER and THD Adjustment
20
Adjust Deck 1 Play Level
21
Cassette Deck
21
To Adjust Plabyback Level/Rec
21
To Adjust Tape Speed
21
Adjust Deck 2 Play Level/Rec BIAS
22
Flow of Functional Operation until TOC Read
23
Cleaning the Pick up Lens
24
Life of the Laser Diode
24
Semi-Fixed Resistor on the APC PC Board
24
Maintenance of Laser Pickup
24
Replacement of Laser Pickup
24
- Troubleshooting
  25
- Power Malfunction
  25
- No Output
  25
- Tuner Malfunction (FM/AM)
  26
- Tape
  26
- CD
  27
- Power on and CD Function
  27
- CD - MP3 Parts
  28
- LC876764 (UIC1) : Microcontroller
  29
- Pin Layout
  29
- Block Diagram
  29
Description of Major Ics 1-29~42
29
- Pin Function
  30
- KA9258D (IC301) : 4-Ch Motor Driver
  31
- KB9226 (IC101) : RF Amp. & Servo Signal Processor
  32
- 5L9290 (IC201) : Digital Signal Processor for CDP
  34
- HA12237 (JIC01) : Audio Signal Processor
  36
- KS9274 (IC601) : CD-MP3 Decoder
  37
- TDA7442D (EIC01) : Audio Processor
  38
- L4959 (PIC02) : Voltage Regulator
  39
- M11L1644 (Ic602) : Dram
  40
- STK403-070 (FIC01) : Power Amp.
  41
- STK412-020 (WIC01) : Power Amp.
  41
- Pt8300 (Uic03, Uic04) : Dram
  42
- Compact Component System
  45
- Block Diagram
  47
- Standard Schematic Diagrams
  48
- Main Section
  48
- FL Display & System Control Section
  50
- CD Section
  54
- Printed Circuit Boards
  58
- Main Board
  58
- Front Board
  60
- Power Supply Board
  65
- Parts List
  67
- Exploded View of General Assembly and Parts List
  68
- CD Changer Mechanism
  68
- Parts List (General Assembly)
  70
- Speaker Box
  72
- CD Changer Mechanism Assembly and Parts List
  73
- Cassette Mechanism Assembly and Parts List
  75
- Electrical Parts List (Main Board)
  77
- Electrical Parts List (Front Board)
  81
- Electrical Parts List (Amp. Board)
  83
- Packing Materials and Accessories Parts List
  88
- Parts List (Packing)
  89
- Parts List (Accessories)
  89

JVC MX-GA77 Instructions Manual (68 pages)

Compact Component System

Brand: JVC | Category: Speaker System | Size: 4.16 MB

Table of Contents

5
- Location of the Buttons and Controls
  
  6
  - Front Panel
    6
  - Remote Control
    8
- Getting Started
  
  9
- Common Operations
  
  12
  - Turning on or off the Power
    12
  - Setting the Clock
    12
  - Selecting the Sources
    12
  - Adjusting the Volume
    13
  - Reinforcing the Bass Sound
    13
  - Enjoying the Heavy Sound
    13
  - Selecting the Sound Modes
    14
  - Turning on or off the Key-Touch Tone
    14
- Listening to the Radio
  
  15
- Playing Back Cds
  
  16
- Playing Back Tapes
  
  23
  - Playing Back a Tape
    23
- Recording
  
  24
  - Recording a Tape on Deck B
    24
  - Dubbing Tapes
    25
  - CD Synchronized Recording
    25
- Using the Timers
  
  26
  - Using Daily Timer
    26
  - Using Recording Timer
    27
  - Using Sleep Timer
    28
  - Timer Priority
    28
- Maintenance
  
  29
- Troubleshooting
  
  30
- Specifications
  
  31
Table of Contents

41
- Location of the Buttons and Controls
  
  42
  - Front Panel
    42
  - Remote Control
    45
- Getting Started
  
  45
  - Unpacking
    45
  - Putting the Batteries into the Remote Control
    45
  - Connecting Antennas
    45
  - Connecting Speakers
    46
  - Connecting Other Equipment
    47
  - Canceling the Display Demonstration
    47
- Common Operations
  
  48
  - Turning on or off the Power
    48
  - Setting the Clock
    48
  - Selecting the Sources
    48
  - Adjusting the Volume
    49
  - Reinforcing the Bass Sound
    49
  - Enjoying the Heavy Sound
    49
  - Selecting the Sound Modes
    50
  - Turning on or off the Key-Touch Tone
    50
- Listening to the Radio
  
  51
- Playing Back Cds
  
  52
- Playing Back Tapes
  
  59
  - Playing Back a Tape
    59
- Recording
  
  60
  - Recording a Tape on Deck B
    60
  - Dubbing Tapes
    61
  - CD Synchronized Recording
    61
- Using the Timers
  
  62
  - Using Daily Timer
    62
  - Using Recording Timer
    63
  - Using Sleep Timer
    64
  - Timer Priority
    64
- Maintenance
  
  65
- Troubleshooting
  
  66
- Specifications
  
  67

JVC Categories

Car Receiver

Camcorder

VCR

Stereo System

More JVC Manuals

JVC MX-GA77 Manuals

JVC MX-GA77 Service Manual (89 pages)

Table of Contents

JVC MX-GA77 Instructions Manual (68 pages)

Table of Contents

Table of Contents

Location of the Buttons and Controls

Getting Started

Common Operations

Listening to the Radio

Playing Back Cds

Playing Back Tapes

Recording

Using the Timers

Maintenance

Troubleshooting

Specifications

Table of Contents

Location of the Buttons and Controls

Getting Started

Common Operations

Listening to the Radio

Playing Back Cds

Playing Back Tapes

Recording

Using the Timers

Maintenance

Troubleshooting

Specifications

Related Products

JVC Categories