Sony Ericsson W880i Troubleshooting Manual Download Page 7 | Manualshive

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Trouble Shooting Guide

,

Mechanical

4/000 21-1/FEA 209 544/123 A
Company Internal

©

Sony Ericsson Mobile Communications AB

7(30)

3 Network/Signal

Problems

Problem Area

Items to Inspect

Repair Action

Inspection Reference

Before proceeding

!

•

Ensure the correct SIM (GSM) or

USIM (UMTS) is installed. See Test
Instruction for details.

Inspect antenna-to-board spring
connectors

•

If dirty or oxidized – Clean the

antenna-to-board spring connectors

•

If damaged - Send to a repair

location allowed to perform
electrical repairs on this product

If the issue has not been resolved

!

•

Replace the antenna

No Signal or Poor
Signal

If the issue is still not resolved

!

•

Send to a repair location allowed to

perform electrical repairs on this
product

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Summary of Contents for W880i

Page 1: ...phone 12 5 Key Problems 13 Keypad 13 Volume key 14 Camera key 15 Music Key 15 6 Display Problems 17 7 Illumination Problems 18 Keypad Illumination The entire keypad will not illuminate 18 Keypad Illumination A portion of the keypad does not illuminate 18 Display Illumination 19 8 Alert Problems 20 Vibrator 20 Rear speaker 20 9 Charging Capacity Problems 22 10 SIM Problems 23 11 Data Transfer Probl...

Page 2: ...cument should be used in conjunction with the Test Instructions Mechanical and the Working Instructions Mechanical NOTE A unit should always be inspected for liquid damage and flashed with latest software before using the Mechanical Trouble Shooting Guide Refer to the Mechanical Test Instructions for details regarding upgrading software NOTE If all of the repair actions listed in this document for...

Page 3: ...ice menu options are Service info Service tests Text labels Under the Service tests option the phone s software has a built in service functionality that allows you to test some of the phones functions It looks like this Main display LED illumination Keyboard Speaker Earphone Microphone Vibrator Camera Video Call Camera Memory Stick Real time clock Total call time Security NOTE Different names may...

Page 4: ... the signs of misuse that are seen in the field Please refer to local directives on how a phone that appears to be damaged due to misuse should be handled Below are some examples of damage due to misuse that are not covered by warranty Front window broken due to misuse LCD cracked due to drop Clear scratches Mark after drop Corrosion components on the PCB Corrosion components on the PCB Components...

Page 5: ...ould be made If the liquid intrusion indicator is red this is an indication of possible liquid exposure If the liquid intrusion indicator suggests liquid exposure please consult your local SEMC representative for handling instructions Location of the liquid intrusion indicator The following pictures show the different between an indicator that has been in contact with liquid and one that has not N...

Page 6: ... Inspect battery connector If dirty or oxidized Clean the connector s contact pins If adhesive is detected on the contact pins use an eraser to rub off the adhesive If damaged Send to a repair location allowed to perform electrical repairs on this product Inspect the area between the power key portion of the keypad and the dome foil assembly If the keypad is damaged replace it Replace the dome foi...

Page 7: ...GSM or USIM UMTS is installed See Test Instruction for details Inspect antenna to board spring connectors If dirty or oxidized Clean the antenna to board spring connectors If damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace the antenna No Signal or Poor Signal If the issue is still not resolved Send to a repair locat...

Page 8: ...blems Problem Area Items to Inspect Repair Action Inspection Reference Before proceeding Perform a setting reset Inspect the receiver s external ports If clogged Clean the ports and receiver s dust cloth Receiver No sound or poor quality sound Inspect the receiver s dust cloth If dirty Clean If damaged Replace the camera flex assembly ...

Page 9: ... If one or both of the connections is dirty or oxidized Clean both halves of the connection s If any portion on the camera assembly flex film is damaged replace the camera flex assembly If either of the camera flex assembly connections on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace the camer...

Page 10: ...a Items to Inspect Repair Action Inspection Reference Before proceeding Perform a setting reset Inspect whether the rear speaker s external port is clogged If clogged Clean the port and rear speaker cloth Rear Speaker No sound or poor quality sound Inspect the rear speaker cloth If dirty Clean If damaged Replace the camera flex assembly ...

Page 11: ...th of the connections is dirty or oxidized Clean both halves of the connection s If any portion on the camera assembly flex film is damaged replace the camera flex assembly If either of the camera flex assembly connections on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace camera flex assembly i...

Page 12: ...g Perform a setting reset Inspect the microphone s external port If clogged Remove the co brand label and clean the microphone s port hole Inspect the microphone If dirty Clean the microphone If damaged Send to a repair location allowed to perform electrical repairs on this product Microphone If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this...

Page 13: ...wed to perform electrical repairs on this product Inspect the dome foil assembly to circuit board connection If the connector is improperly connected Reestablish proper connection If the connection is dirty Clean both halves of that connection If dome foil assembly s half of the connection is damaged replace the dome foil assembly If the half of the connection on the circuit board is damaged Send ...

Page 14: ... Inspect the volume key If dirty or damaged replace the volume key Inspect the volume switch on the camera flex assembly If damaged replace the camera flex assembly If the issue has not been resolved Replace camera flex assembly if it has not already been replaced Volume key If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this product ...

Page 15: ...t If the camera key portion of the dome foil assembly is damaged replace the dome foil assembly If the issue is not resolved Replace the dome foil assembly if it has not already been replaced Camera key If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this product Inspect the Music key If dirty or damaged replace the Music key Music Key Inspect ...

Page 16: ...Communications AB 16 30 Problem Area Items to Inspect Repair Action Inspection Reference If the issue has not been resolved Replace camera flex assembly if it has not already been replaced If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this product ...

Page 17: ...tablish proper connection If dirty or oxidized Clean both halves of the connection If the display s portion of the connection is damaged replace the display assembly If the portion of the connection on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace the display assembly if it has not been replac...

Page 18: ... dome foil assembly If the portion of the connection on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace the dome foil assembly if it has not been replaced Keypad Illumination The entire keypad will not illuminate If the issue has not been resolved Send to a repair location allowed to perform ele...

Page 19: ... proper connection If dirty or oxidized Clean both halves of the connection If the display s portion of the connection is damaged replace the display assembly If the portion of the connection on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace the display assembly if it has not been replaced Disp...

Page 20: ...Perform a setting reset Vibrator If the issue is not resolved Send to a repair location allowed to perform electrical repairs on this product Before proceeding Perform a setting reset Inspect whether the rear speaker s external port is clogged If clogged Clean the port and rear speaker cloth Rear speaker No sound or poor quality sound Inspect the rear speaker cloth If dirty Clean If damaged Replac...

Page 21: ...th of the connections is dirty or oxidized Clean both halves of the connection s If any portion on the camera assembly flex film is damaged replace the camera flex assembly If either of the camera flex assembly connections on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace camera flex assembly i...

Page 22: ...ct pins If adhesive is detected on the contact pins use an eraser to rub off the adhesive If damaged Send to a repair location allowed to perform electrical repairs on this product Inspect the system connector If dirty or oxidized Clean the connector s contacts If damaged Send to a repair location allowed to perform electrical repairs on this product Phone is not charging properly If the issue has...

Page 23: ...ion is damaged replace the SIM Flex If Camera flex half of the connection is damaged replace the Camera Flex Assembly If the issue has not been resolved Replace the SIM Flex if it has not been replaced SIM undetected If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this product Before proceeding Ensure the correct SIM GSM or USIM UMTS is install...

Page 24: ... connector s contacts Problem transferring data using a direct connection If the issue has not been resolved Send to a repair location allowed to perform electrical repairs on this product 12 Hands Free Problems Problem Area Items to Inspect Repair Action Inspection Reference Inspect the system connector If dirty or oxidized Clean the connector s contacts Hands free not working If the issue has no...

Page 25: ...t Repair Action Inspection Reference Visually inspect the rear camera window If dirty Clean the rear camera window If scratched or damaged Replace the rear camera window If the issue has not been resolved Replace the camera flex assembly Lines or marks in picture If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this product ...

Page 26: ...this section Inspect the two camera flex assembly connections to the circuit board If either connection is improperly connected Reestablish proper connection If one or both of the connections is dirty or oxidized Clean both halves of the connection s If any portion on the camera assembly flex film is damaged replace the camera flex assembly If either of the camera flex assembly connections on the ...

Page 27: ...s to Inspect Repair Action Inspection Reference Visually inspect the front camera s window If dirty Clean the front camera s window If scratched or damaged Replace the front cover If the issue has not been resolved Replace camera flex assembly Lines or marks in picture If the issue is still not resolved Send to a repair location allowed to perform electrical repairs on this product ...

Page 28: ... is dirty or oxidized Clean both halves of the connection s If any portion on the camera assembly flex film is damaged replace the camera flex assembly If either of the camera flex assembly connections on the circuit board is damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace camera flex assembly if it has not already ...

Page 29: ...oth antenna to board spring connectors If dirty or oxidized Clean the Bluetooth antenna to board spring connectors If damaged Send to a repair location allowed to perform electrical repairs on this product If the issue has not been resolved Replace the antenna Will not connect with a functional Bluetooth device If the issue is still not resolved Send to a repair location allowed to perform electri...

Page 30: ...Trouble Shooting Guide Mechanical 4 000 21 1 FEA 209 544 123 A Company Internal Sony Ericsson Mobile Communications AB 30 30 16 Revision History Rev Date Changes Comments A Feb 8 2007 Initial Release ...

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