LG CM9730 Manuals

Manuals and User Guides for LG CM9730. We have 3 LG CM9730 manuals available for free PDF download: Service Manual, Owner's Manual

LG CM9730 Service Manual (89 pages)

SUPER POWER MINI HI-FI SYSTEM

Brand: LG | Category: Stereo System | Size: 18.44 MB

Section 1 Summary

3
- Table of Contents
  3
- Servicing Precautions
  4
- Esd Precautions
  6
- Hidden Key Mode
  7
- Service Information for Eeprom
  8
- Program Upgrade Guide
  9
- Specifications
  10
Section 2 Cabinet & Main Chassis

12
- Exploded Views
  14
Section 3 Electrical

18
- One Point Repair Guide
  
  19
  - No Power
    19
  - No Booting When Power on the Set
    21
  - Vfd Is Not Displayed When Power on the Set
    22
  - No Booting in CD/Usb Function
    24
  - No Operation of MD
    29
  - No Sound
    34
  - Audio Output Is Small or no Audio Output
    40
  - No Power on (Standby Led Is Blinking)
    41
  - Speaker no Audio
    42
- Electrical Troubleshooting Guide
  
  43
  - Power Supply on Smps Board
    43
  - System Part
    47
  - No Audio Part
    49
  - No Lighting (Woofer Speaker)
    54
- Waveforms
  
  55
- Wiring Diagram
  
  60
- Block Diagrams
  
  61
  - Smps Block Diagram
    61
  - Main System Block Diagram
    62
- Circuit Diagrams
  
  63
  - Smps #1 Circuit Diagram
    63
  - Smps #2 Circuit Diagram
    64
  - Main - Micom Circuit Diagram
    65
  - Main - Pwm Circuit Diagram
    66
  - Main - Amp Circuit Diagram
    67
  - Main - Dsp Circuit Diagram
    68
  - Main - Rf Servo Circuit Diagram
    69
  - Main - Adc Circuit Diagram
    70
  - Vfd Circuit Diagram
    71
  - Main Volume Circuit Diagram
    72
  - MIC Circuit Diagram
    73
  - Multi Jog Volume Circuit Diagram
    74
  - Usb Circuit Diagram
    75
  - Aux / Tuner / Speaker Light Jack Circuit Diagram
    76
  - Speaker Led_Main Circuit Diagram
    77
  - Speaker Led Circuit Diagram
    78
- Circuit Voltage Chart
  
  79
- Printed Circuit Board Diagrams
  
  82
  - Smps P.C.board
    82
  - Main P.C.board
    83
  - Vfd P.C.board
    85
  - Main Volume P.C.board
    86
  - MIC P.C.board
    86
  - Jog P.C.board
    87
  - Usb P.C.board
    87
  - Tuner P.C.board
    87
  - Speaker Led_Main P.C.board
    88
  - Speaker Led P.C.board
    88

LG CM9730 Owner's Manual (34 pages)

SUPER POWER MINI HI-FI SYSTEM

Brand: LG | Category: Stereo System | Size: 2.25 MB

Table of Contents
4
Getting Started

6
- Unique Features
  6
- Accessories
  6
- Playable File Requirement
  7
- MP3/WMA Music File Requirement
  7
- Compatible USB Devices
  7
- USB Device Requirement
  7
- Remote Control
  8
- Front Panel
  10
- Rear Panel
  12
Connecting

13
Operating

17
- Basic Operations
  17
- CD/USB Operations
  17
- Selecting a Folder and an MP3/WMA File
  17
- Deleting an MP3/WMA File
  18
- Playback Effect
  19
- SMART DJ Playback
  19
- DJ Effect
  20
- AUTO DJ Playback
  20
- JUKE BOX Playback (Program Play)
  21
- Using a Bluetooth Wireless Technology
  22
- Listening to Music Stored on the Bluetooth Devices
  22
- Radio Operations
  24
- Listening to the Radio
  24
- Improving Poor FM Reception
  24
- Presetting the Radio Stations
  24
- Deleting All the Saved Stations
  24
- Other Operations
  25
- Turn off the Sound Temporarily
  25
- Displaying File Information (ID3 TAG)
  25
- Demo
  25
- Using Microphone
  25
- Switching on and off the Speaker Light
  25
- Sound Adjustment
  26
- Setting the Surround Mode
  26
- Setting the USER EQ
  26
- Setting the Clock
  27
- Using Your Player as an Alarm Clock
  27
- Sleep Timer Setting
  28
- Dimmer
  28
- Advanced Operations
  28
- Recording to USB
  28
Troubleshooting

30
- General
  30
Appendix

31
- Trademarks and Licenses
  31
- General Specifications
  32
- Maintenance
  33
- Notes on Discs
  33
- Handling the Unit
  33

LG CM9730 Owner's Manual (34 pages)

SUPER POWER MINI HI-FI SYSTEM

Brand: LG | Category: Stereo System | Size: 2.4 MB

Table of Contents
4
Getting Started
6
Unique Features
6
Accessories
6
Playable File Requirement
7
MP3/WMA Music File Requirement
7
Compatible USB Devices
7
USB Device Requirement
7
Remote Control
8
Front Panel
10
Rear Panel
12
Connecting
13
Connecting to Speakers
13
Attaching the High Channel Speakers to the Unit
13
Attaching the Low Channel Speakers to the Unit
13
Attaching the Speaker Light Cables to the Unit
14
Optional Equipment Connection
15
AUX in Connection
15
PORT. in Connection
15
USB Connection
16
Antenna Connection
16
Operating
17
Basic Operations
17
CD/USB Operations
17
Selecting a Folder and an MP3/WMA File
17
Deleting an MP3/WMA File
18
Playback Effect
19
SMART DJ Playback
19
DJ Effect
20
AUTO DJ Playback
20
JUKE BOX Playback (Program Play)
21
Using a Bluetooth Wireless Technology
22
Listening to Music Stored on the Bluetooth Devices
22
Radio Operations
24
Listening to the Radio
24
Improving Poor FM Reception
24
Presetting the Radio Stations
24
Deleting All the Saved Stations
24
Other Operations
25
Turn off the Sound Temporarily
25
Displaying File Information (ID3 TAG)
25
Demo
25
Using Microphone
25
Switching on and off the Speaker Light
25
Sound Adjustment
26
Setting the Surround Mode
26
Setting the USER EQ
26
Setting the Clock
27
Using Your Player as an Alarm Clock
27
Sleep Timer Setting
28
Dimmer
28
Advanced Operations
28
Recording to USB
28
Troubleshooting
30
General
30
Appendix
31
Trademarks and Licenses
31
General Specifications
32
Maintenance
33
Notes on Discs
33
Handling the Unit
33

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LG CM9730 Manuals

LG CM9730 Service Manual (89 pages)

Table of Contents

Section 1 Summary

Section 2 Cabinet & Main Chassis

Section 3 Electrical

One Point Repair Guide

Electrical Troubleshooting Guide

Waveforms

Wiring Diagram

Block Diagrams

Circuit Diagrams

Circuit Voltage Chart

Printed Circuit Board Diagrams

LG CM9730 Owner's Manual (34 pages)

Table of Contents

Getting Started

Connecting

Operating

Troubleshooting

Appendix

LG CM9730 Owner's Manual (34 pages)

Table of Contents

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LG Categories