FLY DS210 Manuals

FLY DS210 Manuals

Manuals and User Guides for FLY DS210. We have 1 FLY DS210 manual available for free PDF download: Service Manual

FLY DS210 Service Manual

FLY DS210 Service Manual (53 pages)

Brand: FLY | Category: Cell Phone | Size: 4 MB

Table of Contents

Table of Contents
2
1 Introduction of Ds210

3
- Main Technical Specification
  4
- Rf Characteristics
  4
2 Pcba Overview

4
3 Explanation of Schematic

8
- System Functional Diagram
  8
- Principle of Rf Circuit
  8
  - Main Function of RF
    8
  - Receiver
    9
  - Transmitter
    10
  - Frequency Synthesizer
    10
  - Digital Calibration Loop
    11
  - Fast Acquisition System
    11
  - Voltage Control Crystal Oscillator
    11
  - Regulator
    11
- Principle of Baseband Circuit
  12
  - Baseband Chip-MT6325
    12
  - Explanation of Power Management Unit in MT6235
    12
    
    Channel Power Supply
    13
    
    Power on Circuit
    13
    
    Charge Circuit
    14
  - SIM Interface
    15
  - Principle of Audio Frequency Circuit
    15
  - LCD Circuit
    16
  - Camera Circuit
    17
  - Bluetooth Circuit
    17
  - T-Flash Card Circuit
    18
  - System Interface
    18
  - FM Circuit
    19
  - Key Interface
    20
4 Main Spare Parts Introduction

20
5 Failure Analysis

21
6 Disassembly Steps

53

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