BLU Products BLU VIVO IV Android Device Manuals

BLU Products BLU VIVO IV Android Device Manuals

Manuals and User Guides for BLU Products BLU VIVO IV Android Device. We have 1 BLU Products BLU VIVO IV Android Device manual available for free PDF download: Service Manual

BLU Products BLU VIVO IV Service Manual

BLU Products BLU VIVO IV Service Manual (22 pages)

Brand: BLU Products | Category: Cell Phone | Size: 0 MB

Table of Contents

Table of Contents
2
1 Outline

3
- Mobile Introduction
  3
- Motherboard Components Distribution
  5
2 Signal Flow and Fault Analysis

6
- RF Part
  6
- Baseband Part
  10
  - Block Diagram of the Baseband Part
    10
  - Power Management
    11
  - Audio Section
    12
    
    Audio Codec Circuit
    12
    
    MIC& Receiver Loop
    13
    
    Headset Loop
    14
  - Baseband Fault Issues
    16
    
    Analysis of the Keyboard Fault
    17
    
    Analysis of Display Module Circuit
    18
    
    FM Module
    18
    
    Camera Module
    19
    
    IO Interface
    20
    
    SIM Card Circuit
    20
    
    BT/WIFI/GPS Circuit
    21
    
    G-Sensor Circuit
    21
    
    M-Sensor Circuit
    22
    
    Gyroscope Circuit
    22

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