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Siemens SXG 75 User Manual

Siemens SXG 75
73 pages
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Release 1.0
Technical Documentation 01/2006
TD_Repair_L3_SXG75_R1.0.pdf Page 1 of 73
Service Repair Documentation
Level 3 – SXG75
Release Date Department Notes to change
1.0 24.01.2006 BenQ Mobile CC S CES New document
Company Confidential
2006©BenQ

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Siemens SXG 75 Specifications

General IconGeneral
StatusDiscontinued
SIMMini-SIM
Display TypeTFT, 256K colors
Display Size2.2 inches
Primary Camera1.3 MP
Alert typesVibration; Downloadable polyphonic, MP3 ringtones
LoudspeakerYes
3.5mm jackNo
WLANNo
GPSNo
MessagingSMS, MMS, Email, Instant Messaging
BrowserWAP 2.0/xHTML
GamesYes + downloadable
JavaYes, MIDP 2.0
Stand-byUp to 300 h
ColorsBlack, Silver
Infrared portNo
NetworkGSM 900 / 1800 / 1900
Display Resolution240 x 320 pixels
External Memoryup to 1 GB
PhonebookYes
Bluetooth1.2
USBYes
FeaturesMP3/AAC player, Organizer

Summary

BenQ Mobile Repair Level 3 Introduction

SXG75 Spare Parts List

SXG75 Level 3 Repair Equipment and Software

SXG75 Radio Part Functional Description

RF Transceivers and Receivers

Description of the RF section, including UMTS, GSM, Bluetooth transceivers, and receivers.

RF Part Block Diagram

Visual representation of the RF section's components and interconnections.

SXG75 Transmitter Modulation and Power Amplifier

SXG75 Baseband System Overview

Baseband Block Diagram

Block diagram illustrating the baseband architecture and key components like MSM6250.

MSM6250 Processor General Features

General features, block diagram, and specifications of the MSM6250 processor.

SXG75 Clock Distribution Network

Explanation of clock generation and distribution for various system components.

MSM6250 Processor Interface Specifications

Logic Interface Pad Groups and Voltages

Details on MSM6250 logic interface pad groups, their supplies, and voltage levels.

Analogue Interface Signal Functions

Summary of analogue signal functions for microphones, speakers, and sensors.

PM6650 Power Management IC Functional Overview

PM6650 Voltage Regulator Details

Table listing PM6650 voltage regulators, their output, and connected components.

SXG75 Power On/Off Sequence Management

Explanation of the PM6650 power-on and power-off sequence management.

SXG75 Battery Pack and Charging Procedures

Battery Pack Specifications and Fuel Gauge

Details the battery capacity, voltage, fuel gauge, and parameters.

Low Battery Phone Shutdown Procedures

Describes the two-stage shutdown process based on battery voltage levels.

Detailed SXG75 Battery Charging Control

Explanation of charging modes, control by PM6650, and temperature/voltage monitoring.

SXG75 MMI, Display, and Keypad Systems

SXG75 Display Module Overview

Details the SXG75 display module, its interface, and specifications.

SXG75 Keypad Assembly and Mapping

Information on keypad assembly, key mapping, and interfacing with the MSM6250.

SXG75 Camera Modules and Interfaces

SXG75 Vibramotor Driver and Control

SXG75 IrDA Transceiver and Fuel Gauge Interface

SXG75 Bluetooth Module (BCM2004) Interface

SXG75 Accessory Connector Overview and Pinout

Accessory Connector Pin Configuration

Detailed listing of accessory connector pins, their functions, and connections.

UART and USB Multiplexing on Accessory Connector

How USB signals multiplex with UART signals on the accessory connector.

SXG75 UART and USB Interface Details

SXG75 SIM Card Interface Specifications

SXG75 Reduced Size MMC Card Interface

SXG75 Major Component Placement on PCB (Top Side)

SXG75 Major Component Placement on PCB (Bottom Side)

Diagrams showing the location of key components on the bottom side of the main PCB.

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