User Manuals: LG SB74 Portable Boom Box

Manuals and User Guides for LG SB74 Portable Boom Box. We have 2 LG SB74 Portable Boom Box manuals available for free PDF download: Service Manual, User Manual

LG SB74 Service Manual

LG SB74 Service Manual (40 pages)

Stylish Powerful Portable Boom Box

Brand: LG | Category: Portable Stereo System | Size: 5.68 MB

Table of Contents

Table of Contents
2
Servicing Precautions
3
- Notes for Transport and Storage
  3
- Repair Notes
  3
Section 1. General

3
Section 2. Exploded Views

8
- Cabinet and Main Frame Section (Sb74)
  8
- Packing Accessory Section
  10
Section 3. Electrical Part

12
- Audio Abnormal
  13
- Muting Circuit (Mute) Troubles
  13
- Audio Abnormal (Function Mode)
  14
- IC603 Abnormal
  15
- U302/3.3V Abnormal
  15
- IC600 Abnormal
  16
- IC601 Abnormal
  16
- U654 Abnormal
  16
- U501 Abnormal
  17
- U503 Abnormal
  17
- CD Part Troubles
  18
- CD Reading Check
  18
- USB Part
  19
- Waveforms of Major Check Point
  20
- Wiring Diagram
  25
- Block Diagram
  26
- Circuit Diagrams
  28
- Circuit Voltage Chart
  33
- Printed Circuit Board Diagrams
  34

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LG SB74 User Manual

LG SB74 User Manual (12 pages)

Brand: LG | Category: Voice Recorder | Size: 1.25 MB

Table of Contents

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