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Samsung SGH-X620 User Manual

Samsung SGH-X620
62 pages
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GSM TELEPHONE
SGH-X620
GSM TELEPHONE
CONTENTS
1. Specification
2. Circuit Description
3. Exploded Views and Parts List
4. Electrical Parts List
5. Block Diagrams
6. PCB Diagrams
7. Flow Chart of Troubleshooting
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Samsung SGH-X620 Specifications

General IconGeneral
NetworkGSM 900 / 1800 / 1900
StatusDiscontinued
SIMMini-SIM
Resolution128 x 160 pixels
Memory Card slotNo
Phonebook1000 entries
Call records20 dialed, 20 received, 20 missed calls
LoudspeakerYes
3.5mm jackNo
BluetoothNo
RadioNo
MessagingSMS, MMS, Email
BrowserWAP 2.0/xHTML
GamesYes
LanguagesYes
JavaYes, MIDP 2.0
Stand-byUp to 250 h
Announced2006, Q1
Weight85 g (3.0 oz)
Display Type65K colors
CameraVGA
Alert typesVibration; Polyphonic
USBYes, 1.1
BatteryLi-Ion 800 mAh battery

Summary

Specification

GSM General Specification

Details general specifications for GSM networks including frequency bands, spacing, and power levels.

Circuit Description

SGH-X620 RF Circuit Description

Explains the RF circuitry, including RX and TX paths, and components like transceivers and VCOs.

Block Diagrams

RF Solution Block Diagram

Illustrates the radio frequency signal path and component interactions in the phone.

Base Band Solution Block Diagram

Depicts the baseband processing, including CPU, memory, and peripheral connections.

Flow Chart of Troubleshooting

Power On Troubleshooting

Provides a step-by-step guide for diagnosing power-on issues in the device.

Charging Part Troubleshooting

Details troubleshooting procedures for abnormal charging behavior or battery issues.

Microphone Part Troubleshooting

Provides steps to diagnose and resolve issues with the microphone not working.

Receiver Part Troubleshooting

Outlines troubleshooting steps for when the receiver function is not working correctly.

LCD Part Troubleshooting

Provides guidance for troubleshooting problems with the main color LCD display.

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