Ericsson T68 Guide de configuration

Repair instruction, Electrical

4/00021-2/FEA 209 544/50 A

Ericsson Mobile Communications AB

Approved according to 1776-1/FEA 209 544

Repair instruction T68, Electrical

Contents

1 Explanations .........................................................................................................................2

2 Network Problems................................................................................................................2

3 On/Off Problems ..................................................................................................................3

4 Display/Illumination Problems ...........................................................................................3

5 Capacity/Charging Problems..............................................................................................4

6 Key/Joystick Problems........................................................................................................4

7 Alert Problems......................................................................................................................5

8 Data Communication Problems..........................................................................................5

9 Software Problems ...............................................................................................................6

10 Revision History ..................................................................................................................6

Repair instruction, Electrical

4/00021-2/FEA 209 544/50 A

Ericsson Mobile Communications AB

2(6)

1 Explanations

For component placing see doc.1078-2/FEA 209 544/50.

The Go / No Go test has to be performed with a mounted phone.

1.1 Service functions in the software

In the software of the phone there is a built in service function that allows testing some of the

functions of the phone.

They are as follows:

1. Service info

2. Service settings

3. Service tests

4. Text labels

To use the functions press the following combination on the keyboard:

►* ◄◄* ◄*

2 Network Problems

• Check that the antenna flex film is properly fitting and undamaged. (Fig.2.1).

• If necessary replace the antenna flex film.

• Check that the antenna switch J001 (Fig.2.2) not is incorrectly soldered, mechanically

damaged, dirty or oxidised. Measure the resistance trough the antenna switch, it should

be less than 1 Ω, do not press down the antenna switch when measuring.

Clean or re-solder it if needed.

If the fault still remains, handle the unit according to the local company directives.

Fig 2.1 Fig 2.2

Repair instruction, Electrical

4/00021-2/FEA 209 544/50 A

Ericsson Mobile Communications AB

3(6)

3 On/Off Problems

• Check the flex-film for malfunction (Fig.3.1).

If necessary replace it.

• Check that the system connector (Fig.3.2) not is incorrectly soldered, mechanically

damaged, dirty or oxidised.

If necessary replace it.

If the fault still remains, handle the unit according to the local company directives.

Fig 3.1 Fig 3.2

4 Display/Illumination Problems

• If there is problem with the Display function or the Display illumination check that the

LCD-connector H623 (Fig 4.1) not is incorrectly soldered, mechanically damaged, dirty

or oxidised.

If necessary replace it.

If the fault still remains, handle the unit according to the local company directives.

Fig 4.1

Repair instruction, Electrical

4/00021-2/FEA 209 544/50 A

Ericsson Mobile Communications AB

4(6)

5 Capacity/Charging Problems

• Check that the system connector (Fig.5.1) not is incorrectly soldered, mechanically

damaged, dirty or oxidised.

If necessary replace it.

If the fault still remains, handle the unit according to the local company directives.

Fig 5.1

6 Key/Joystick Problems

• Use the Service Test menu, choose Keyboard.

• Make sure if it is the Keyboard or the Joystick that causes the problem.

• If it is the Keyboard that cause the problem, replace the flex film. (Fig.6.1).

• If it is the Joystick that cause the problem, check that S50 (Fig.6.2) not is incorrectly

soldered, mechanically damaged, dirty or oxidised.

Clean, re-solder or replace it if needed.

If the fault still remains, handle the unit according to the local company directives.

Fig 6.1 Fig 6.2

Repair instruction, Electrical

4/00021-2/FEA 209 544/50 A

Ericsson Mobile Communications AB

5(6)

7 Alert Problems

• Use the Service Test menu, choose Buzzer.

• Activate the buzzer using the joystick.

If it sounds low or distorted open the phone and inspect the buzzer (H600) and the buzzer

gasket.

Check the buzzer (Fig.7.1) for faulty soldering joints.

If necessary change the buzzer and the buzzer gasket.

If the fault still remains, handle the unit according to the local company directives.

Fig 7.1 Fig 7.2 Fig 7.3

• Use the Service Test menu, choose Vibrator.

• Activate the vibrator using the joystick.

If it does not vibrate, open the phone and inspect the vibrator (H623) (Fig.7.2) and the

connector springs at the board (Fig.7.3).

If necessary change the vibrator.

If the fault still remains, handle the unit according to the local company directives.

8 Data Communication Problems

• If the customer complains about data communication problem with the Digital camera,

MP3 player or AM/FM receiver, check that the system connector (Fig.8.1) not is

incorrectly soldered, mechanically damaged, dirty or oxidised.

If necessary replace it.

If the fault still remains, handle the unit according to the local company directives.

Fig 8.1

Repair instruction, Electrical

4/00021-2/FEA 209 544/50 A

Ericsson Mobile Communications AB

6(6)

9 Software Problems

• If there are problems with the response of the key board commands and/ or spelling

errors in the menu, that are not related to mechanical damage, make a master reset and

flash the phone with the latest soft ware from EMMA II.

• Checking the software revision can be done in the Service info, see chapter Service

functions in the software.

Chose: Service info / SW information.

The Software revision and date will be shown in the display.

If the fault still remains, handle the unit according to the local company directives.

10 Revision History

Rev. Date Changes / Comments

PA1 2001-06-12 First draft

A 2001-08-16 Title changed from Troubleshooting guide to Repair instruction.

Autres manuels pour T68

Table des matières

Autres manuels Ericsson Téléphone portable

Ericsson

Ericsson R310s Manuel utilisateur

Ericsson

Ericsson GA628 Manuel utilisateur

Ericsson

Ericsson I888 WORLD Manuel utilisateur

Ericsson

Ericsson R290SAT Manuel utilisateur

Ericsson

Ericsson R320S Manuel utilisateur

Ericsson

Ericsson R250s Pro Manuel utilisateur

Ericsson

Ericsson T29SC Manuel utilisateur

Ericsson

Ericsson DT400 Manuel utilisateur

Ericsson

Ericsson A3618S Manuel utilisateur

Ericsson

Ericsson T20sc Manuel utilisateur

Ericsson

Ericsson A1228d Manuel utilisateur

Ericsson

Ericsson R250s Pro Manuel utilisateur

Ericsson

Ericsson R380 Manuel utilisateur

Ericsson

Ericsson LBI-38965 Guide de l'utilisateur

Ericsson

Ericsson R380 Mode d’emploi

Ericsson

Ericsson R250d PRO Manuel utilisateur

Ericsson

Ericsson S868 Manuel utilisateur

Ericsson

Ericsson 19A705860P1 Manuel utilisateur

Ericsson

Ericsson LBI-39055A Manuel utilisateur

Ericsson

Ericsson T39 Manuel utilisateur

Ericsson

Ericsson CF388 Manuel utilisateur

Ericsson

Ericsson T18s Manuel utilisateur

Ericsson

Ericsson CF768 Manuel utilisateur

Ericsson

Ericsson T18di Manuel utilisateur

Manuels Téléphone portable populaires d'autres marques

Zte

Zte BLADE A520 Manuel utilisateur

Nokia

Nokia Lumia 620 Manuel utilisateur

Blackbe;rry

Blackbe;rry KEYone Manuel utilisateur

Bea-fon

Bea-fon X5 Premium Manuel utilisateur

Blackbe;rry

Blackbe;rry 8707 Series Manuel utilisateur

Blackbe;rry

Blackbe;rry Storm Mode d'emploi

LG LM-X420QN Manuel utilisateur

LifeWatch

LifeWatch V Manuel utilisateur

Bea-fon

Bea-fon SILVER LINE SL860 Manuel utilisateur

IKI Mobile

IKI Mobile KF4.5i Manuel utilisateur

Hitech

Hitech HT-850 Manuel utilisateur

Yezz

Yezz Fashion F10 Manuel utilisateur

Point Mobile

Point Mobile PM60 Manuel utilisateur

Blackbe;rry

Blackbe;rry Q10 Manuel utilisateur

Blackbe;rry

Blackbe;rry Bold 9900 Manuel utilisateur

Blackbe;rry

Blackbe;rry STORM 9500 - VERSION 5.0 Manuel utilisateur

LG LM-K420EMW Manuel utilisateur

ISAFE MOBILE

ISAFE MOBILE IS655.2 Manuel utilisateur