Siemens AX75 Guida all'installazione

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

Service Repair Documentation

Level 2.5 – AX75

Release Date Department Notes to change

1.0 17.05.2005 ICM MP CC GRM T New document

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

Introduction

This Service Repair Documentation is intended to carry out repairs on Siemens repair level

2.5Light. The described failures shall be repaired in Siemens authorized local workshops

only.

The level 2.5light (former Level 2.5 ) partners are obliged to repair boards, up to their repair

level, under consideration of the information given by level 2.5Light (former level 2.5) 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 AX75 Level 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 AX75 related Customer Care

Information

AX75 Partnumber on IMEI label: S30880-S7800-#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.

If you have any questions regarding the repair procedures or technical questions spare not

hesitate to contact our technical support team in Kamp-Lintfort, Germany:

Tel.: +49 2842 95 4666

Fax: +49 2842 95 4302

E-mail: [email protected]

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

Table of Content

1AX 75 board layout........................................................................................................................4

2Connector SIM Card Reader .........................................................................................................5

3Connector IO Jack.........................................................................................................................6

4Connector Battery .........................................................................................................................7

5Connector Display .........................................................................................................................8

6IRDA Diode ...................................................................................................................................9

7LED_Keypad ...........................................................................................................................T11

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

1 AX75 board layout

Jigs, Tools and Working materials for all described repairs:

- hot air blower

- soldering gun

- tweezers

- flux

- solder

IRDA

Connector

Battery

IO-Slim

Jack

Capacitor,

Resistor, Filter

Connector SIM

Card Reader

LED´s

Connector

Display

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

2 Connector SIM Card Reader

Fault Symptoms

Customer: GRT:

Handset does not accept SIM card SIM Card Problems

SIM Card Problems

Watch for oxidation and

damaged pads of the SIM

card reader

SCRAP has to be

send separately to

WSC

not okay

okay

Check the status of the

SIM card reader visually

okay

not okay - check for twisted or

bended contacts

- check for dry joints

Level 2 Repair

Exchange

SIM Card reader

Use the resistor test

function of a multimeter

to check connection

between spring

contacts and soldering

contacts. The value

must be ~0Ω

not okay okay

Connector SIM Card Reader

Use soldering iron to remove defective component. Avoid excessive heat! Watch surrounding components!

Resolder new component afterwards.

E-commerce order number: L36334-Z97-C337

E-commerce order name: CONNECTOR SIM CARD READER K1

Soldering temperature: ~ 360°C Tip Temp.

IRIS Diagnose Code: 43300 Interface/SIM Cardreader/Mechanical Damage

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

3 Connector IO Jack

Fault Symptoms

Customer: GRT:

Charging Problems No connection to GRT

Problems with external loudspeaker or microphone when using a car kit Tbd.

Problems with accessories connected at the IO connector

IO connector Problems

Watch for oxidation and

damaged pads of the

IO connector

SCRAP has to be

send separately to

WSC

okay

Clean

IO connector

Check for dust inside

the IO connector

okay

not okay

Exchange

IO connector

Check the status of the

IO connector visually

okay

not okay - check for twisted or

bended contacts

- check for dry joints

Level 2 Repair

Use the resistor test

function of a multimeter

to check connection

between spring

contacts and soldering

contacts. The value

must be ~0Ω

not okay okay

Connector IO Jack

Use soldering iron to remove defective component. Avoid excessive heat! Watch surrounding components!

Resolder new component afterwards.

E-commerce order number: L36334-Z93-C303

E-commerce order name: IO-JACK SLIM 12-POL

Soldering temperature: ~ 360°C Tip Temp.

IRIS Diagnose Code: 46100 Interface/Charging Connector/Mechanical Damage

47300 Interface/Data Interface/Mechanical Damage

4B100 Interface/Headset Connector/Mechanical Damage

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

4 Connector Battery

Fault Symptoms

Customer: GRT:

Mobile does not switch on No connection to GRT

Battery connector

Problems

Check the status of the

battery connector visually

okay

not okay

Level 2 Repair

Exchange

Battery connector

- check for twisted or

bended contacts

- check for dry joints

Watch for oxidation and

damaged pads of the battery

connector

Use the resistor test

function of a multimeter

to check connection

between spring

contacts and soldering

contacts. The value

must be ~0Ω

not okay okay

okay

not okay SCRAP has to be

send separately to

WSC

Connector BATTERY

Use hot air blower to remove defective component. Avoid excessive heat! Watch surrounding components!

Resolder new component afterwards.

E-commerce order number: L36334-Z97-C213

E-commerce order name: CONNECTOR BATTERY 3-POL

Soldering temperature: ~ 360°C Tip Temp.

IRIS Diagnose Code: 13000 Battery/Mechanical Damage

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

5 Connector Display

Fault Symptoms

Customer: GRT:

Display problems, like missing lines or columns on

the LCD or display contrast problems or illumination

problems

Display problems

Display connector

Problems

Check the status of the

display connector visually

okay

not okay

Level 2 Repair

Exchange

Display connector

- check for twisted or

bended contacts

- check for dry joints

Watch for oxidation and

damaged pads of the display

connector

Use the resistor test

function of a multimeter

to check connection

between spring

contacts and soldering

contacts. The value

must be ~0Ω

not okay okay

okay

not okay SCRAP has to be

send separately to

WSC

Connector DISPLAY

Use hot air blower to remove defective component. Avoid excessive heat! Watch surrounding components!

Resolder new component afterwards.

E-commerce order number: L36334-Z97-C205

E-commerce order name: CONNECTOR DISPLAY 10POL

Soldering temperature: ~ 360°C Tip Temp.

IRIS Diagnose Code: 21000 Display / Performance

22000 Display / Background Illumination

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

6 IRDA Diode

Fault Symptoms

Customer: GRT:

IRDA does not work Tbd.

IRDA Problems

Watch for oxidation and

damaged pads of the IRDA

Diode

SCRAP has to be

send separately to

WSC

not okay

okay

Exchange

IRDA Diode

Check the status of the

IRDA Diode visually

okay

not okay - check for dry joints

Level 2 Repair

Irda Diode

Use hot air blower to remove defective component. Avoid excessive heat! Watch surrounding components!

Resolder new component afterwards.

E-commerce order number: L36197-F5008-F492

E-commerce order name: IRDA 115.2 KBIT

Soldering temperature: ~ 360°C Tip Temp.

IRIS Diagnose Code: 41100 Interfaces / IRDA / No Function

41300 Interfaces / IRDA / Mechanical Damage

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Service Repair Documentation

TI_Repair_L2,5L_AX75_R1.0

7 LED_ KEYPAD

Fault Symptoms

Customer: GRT:

Keypad Background illumination does not work Tbd.

LED’s Problems

Check the status of the

battery connector visually

okay

not okay

Level 2 Repair

Exchange

Keypad LED

- check for dry joints

Watch for oxidation and

damaged pads of the LED’S

Use the diode test

function of a multimeter

to check the status of

the diode. The typical

voltage drop on the

diode is 1.7 V when

testing the diode

function with the

multimeter.

not okay okay

okay

not okay SCRAP has to be

send separately to

WSC

LED_ KEYPAD

Remove metal dome sheet before replace LED’s Use soldering iron to remove defective component. Avoid

excessive heat! Watch surrounding components! Resolder new component afterwards. The metal dome jip

must be used to place the metal dome sheet.

E-commerce order number: L36840-L2056-D670

E-commerce order name: LED AMBER

Soldering temperature: ~ 360°C Tip Temp.

IRIS Diagnose Code: 22000 Display / Background Illumination

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