User Manuals: LG CJ87 Hi-Fi System

Manuals and User Guides for LG CJ87 Hi-Fi System. We have 5 LG CJ87 Hi-Fi System manuals available for free PDF download: Service Manual, Service Bulletin, Simple Manual, User Manual

LG CJ87 - Mini Hi-Fi System Simple Manual

Brand: LG | Category: Stereo System | Size: 2 MB

LG CJ87 Service Manual (85 pages)

Brand: LG | Category: Stereo System | Size: 21 MB

Section 1 Summary

3
- Table of Contents
  3
- Servicing Precautions
  4
- Esd Precautions
  6
- 1 Hidden Key Mode Table
  
  7
  - Hidden Key Mode
    7
- 2 Hidden Key Mode Description
  
  8
  - Service Information for Eeprom
    10
  - Program Download Guide
    11
  - Fota Update Step Using Bt App
    14
  - Specifications
    16
Section 2 Cabinet & Main Chassis

18
- Exploded Views
  
  20
  - Cabinet and Main Frame Section
    20
  - Packing Accessory Section
    22
  - Speaker Section
    23
- Disassembly Instructions
  
  24
  - Case Top
    24
  - Panel Front Assembly
    24
  - Panel PCB & Multi Knob
    25
  - Bracket Hook
    26
  - Main PCB & SMPS PCB
    27
  - Bracket Inner
    28
  - MD & Lighting PCB
    29
  - Panel Rear
    29
Section 3 Electrical

30
- One Point Repair Guide
  
  31
  - Power
    31
  - Booting When Power on the Set
    33
  - Booting in CD/Usb Function
    35
  - Operation of MD
    40
  - Sound in the Usb Function
    44
  - Audio Output Is Small or no Audio Output
    45
  - Power on (Standby Led Is Blinking)
    46
  - Speaker no Audio
    47
  - Sound
    49
  - Vfd Is Not Displayed When Power on the Set
    53
- Electrical Troubleshooting Guide
  
  54
  - Power Supply on Smps Board
    55
  - System Part
    57
  - Audio Check
    59
- Waveforms of Major Check Point
  
  63
  - Dsp (Ic501)
    63
  - Pwm (Ic600)
    64
  - Servo (Ic401)
    65
  - Motor Driver (Ic400)
    66
  - Adc
    70
- Wiring Diagram
  
  70
- Block Diagram
  
  71
- Circuit Voltage Chart
  
  72
  - Capacitor Voltage
    72
- Printed Circuit Board Diagrams
  
  73
  - Smps P.C.board Diagram
    73
  - Main P.C.board Diagram
    75
  - Front P.C.board Diagram
    77
  - Jack P.C.board Diagram
    79
Section 4 Mechanism (Dm14B)

80
- Deck Mechanism Disassembly
  
  81
  - Cover Top
    81
  - Clamp Assembly
    81
    
    Plate
    81
    
    Magnet
    81
    
    Clamp
    81
    
    Tray Disc
    82
    
    Pick up Assembly
    83
    
    Base Up/Down
    83
    
    Belt Loading
    84
    
    Gear Pulley
    84
    
    Gear Loading
    84
    
    Guide
    84
  - Deck PCB Assembly
    84
  - Motor Assembly
    84
  - FFC Cable
    84
- Deck Mechanism Exploded View (Dm14B)
  
  85

LG CJ87 Service Bulletin (26 pages)

Brand: LG | Category: Stereo System | Size: 5 MB

LG CJ87 Simple Manual (8 pages)

Brand: LG | Category: Stereo System | Size: 2 MB

LG CJ87 Simple Manual (4 pages)

Brand: LG | Category: Stereo System | Size: 1 MB

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User Manuals: LG CJ87 Hi-Fi System

LG CJ87 - Mini Hi-Fi System Simple Manual

Table of Contents

LG CJ87 Service Manual (85 pages)

Table of Contents

Section 1 Summary

1 Hidden Key Mode Table

2 Hidden Key Mode Description

Section 2 Cabinet & Main Chassis

Exploded Views

Disassembly Instructions

Section 3 Electrical

One Point Repair Guide

Electrical Troubleshooting Guide

Waveforms of Major Check Point

Wiring Diagram

Block Diagram

Circuit Voltage Chart

Printed Circuit Board Diagrams

Section 4 Mechanism (Dm14B)

Deck Mechanism Disassembly

Deck Mechanism Exploded View (Dm14B)

LG CJ87 Service Bulletin (26 pages)

LG CJ87 Simple Manual (8 pages)

Table of Contents

LG CJ87 Simple Manual (4 pages)

Table of Contents

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