Siemens AX72 Service Manual

Release 1.0

Service Repair Documentation

Level 3 – AX72

Release Date Department Notes to change

R 1.0 28.11.2005 BenQ MD CC S CES New document

Technical Documentation 10/2005

TD_Repair_L3_AX72_R1.0.pdf Page 1 of 11

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Table of Content

1 Introduction ...............................................................................................................................3

1.1 PURPOSE ...............................................................................................................................3

1.2 SCOPE ...................................................................................................................................3

1.3 TERMS AND ABBREVIATIONS ...................................................................................................3

2 List of available level 3 parts....................................................................................................4

3 Hardware requirements ............................................................................................................4

4 AX72 Board layout ....................................................................................................................5

5 SIM Card Problems ...................................................................................................................6

6 IO Connector Problems ............................................................................................................7

7 LED_Keypad illumination Problems........................................................................................8

8 Battery Connector Problems.................................................................................................... 9

9 Display Problems ....................................................................................................................10

10 IRDA Problems ........................................................................................................................11

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1 Introduction

1.1 Purpose

This Service Repair Documentation is intended to support Service partners to carry out repairs on
BenQ repair level 3. The described failures shall only be repaired in BenQ authorized local
workshops.

The level 3 (former Level 2.5light) partners are obliged to repair level 3 classified boards, up to their
repair level, under consideration of this repair instruction.

All repairs have to be carried out in an ESD protected environment and with ESD protected
equipment/tools. For all activities the international ESD regulations have to be considered.

Assembling/disassembling has to be done according to the latest AX72 Level 1-2 repair
documentation. It has to be ensured that every repaired mobile Phone is checked according to the
latest released General Test Instruction document (both documents are available in the Technical
Support section of the C-market).

Check at least weekly C-market for updates and consider all AX72 related Customer Care
Information

AX72 Partnumber on IMEI label: S30880-S2860-#xxx

, while # may be any letter (A-Z) and xxx may be any number from 100, 101, 102....

Scrap Handling: All Scrap information given in this manual are related to the
SCRAP-Rules and instructions.

Attention: Consider the new "LEAD-FREE" soldering rules (available in the communication
market), avoid excessive heat.

1.2 Scope

This document is the reference document for all BenQ authorised Service Partners which are
released to repair BenQ mobile phones up to level 3.

1.3 Terms and Abbreviations

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2 List of available level 3 parts

(according to Component Matrix V1.09 - check C-market for updates)

Product ID Order Number Description CM

AX72 C1605 L36853-C6224-M6 CAPACITOR 2220N (Cap-Type3)
AX72 R1614 L50652-C472-J2 RESISTOR 4K7 (Res-Type11)
AX72 V286 L36840-L2056-D670 LED AMBER
AX72 V287 L36840-L2056-D670 LED AMBER
AX72 V288 L36840-L2056-D670 LED AMBER
AX72 V289 L36840-L2056-D670 LED AMBER
AX72 V290 L36840-L2056-D670 LED AMBER
AX72 V291 L36840-L2056-D670 LED AMBER
AX72 X1400 L36334-Z97-C213 CONNECTOR BATTERY 3-POL
AX72 X1603 L36334-Z97-C337 CONNECTOR SIM CARD READER K1
AX72 X211 L36334-Z93-C303 IO-JACK SLIM 12-POL
AX72 X2202 L36334-Z97-C205 CONNECTOR DISPLAY 10POL
AX72 Z1601 L50620-U6029-D670 FILTER EMI (Fi-Type6) PB Free

3 Hardware requirements

(according to L2.5L-L2.5 General soldering information V1.3 - check C-market for updates)

Jigs, Tools and working materials for all described repairs:

 hot air blower
 soldering gun
 tweezers
 flux
 solder

Technical Documentation 10/2005

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