Pantech G310 Manuals

Manuals and User Guides for Pantech G310. We have 1 Pantech G310 manual available for free PDF download: Service Manual

Pantech G310 Service Manual

Pantech G310 Service Manual (52 pages)

GSM Cellular Phone

Brand: Pantech | Category: Cell Phone | Size: 1 MB

Table of Contents

Table of Contents
2
Section 1 Introduction

4
- Introduction
  4
- Frequency Allocation and Its Use
  4
- Item Name and Use
  5
- Characteristics
  5
Section 2 Electrical Specifications

6
- General
  6
- Transmitter
  6
- Receiver
  6
Section 3 Operation

7
- Name of each Part
  7
- Display
  8
- Keypad
  8
Section 4 Theory of Operation

9
- Logic Section
  9
- DC Distribution and Regulation Part
  9
- Logic Part
  9
- Summary
  9
- Baseband Digital Signal Processing
  9
- Memory Part
  11
- Notification Part
  12
- Key Pad Part
  12
- LCD Module(Display Part)
  12
- Radio Transceiver Section
  13
- DC Distribution and Regulation Part
  14
- Transceiver Pin Description
  15
- Receive Section
  18
- A Noverview of Receive Section
  18
- Receiver Part
  19
- Transmit Section
  20
- A Noverview of Transmit Section
  20
- Transmitter Part
  21
- Offset Pll
  22
- A Noverview of Offset Pll
  22
- VC-Tcxo(Voltage Controlled Temperature Compensated Crystal Oscillator): V801
  23
Section 5 Alignment Procedure

24
- Recommended Test Equipment
  24
- Connection of Test Equipment
  24
Section 6 Equipment Repair Procedure

25
- No Power on with Battery Applied
  25
- Power Check
  25
- Oscillation Check
  31
- KEYPAD LED Not in Operation (3-Color and Blue)
  32
- Lcd
  34
- Power Indicated Led & Status Led
  35
- Audio Part ( Earpiece, Hands-Free Earphone, Microphone, Hands-Free MIC )
  36
- N Oreceiving Tone Heard (Earpiece )
  36
- N Oreceiving Tone Heard (Hands Free Earphone )
  36
- Sidetone Not Transmitted (Earpiece )
  39
- Sidetone Not Transmitted (Hands Free MIC )
  39
- Hook Switch Not Working
  40
- Melody Not Ringing
  41
- Vibrator Not Working
  42
- Sim Card Part
  43
- Sim Error
  43
- Charger Part
  44
- Charging Error
  44
- Rf Part
  46
- Test Conditions
  46
- Power Supply Check Point
  47
- Power Amplifier Module
  49
- Vctcxo
  51
- Antenna Switch Module
  52

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