Sony Ericsson S500 User manual

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB
Trouble Shooting Guide, Mechanical
Applicable for S500 and W580
Contents
1General....................................................................................................................................2
Service functions in the software.....................................................................................3
Misuse and other no warranty issues..............................................................................4
2Power Problems......................................................................................................................6
3Network/Signal Problems........................................................................................................7
4Audio Problems.......................................................................................................................8
Receiver:..........................................................................................................................8
Polyphonic Speaker:........................................................................................................9
Microphone: ...................................................................................................................10
5Key Problems........................................................................................................................11
Keypad:..........................................................................................................................11
Navigation Keypad:........................................................................................................12
Volume key: ...................................................................................................................14
6Display Problems ..................................................................................................................15
7Illumination Problems............................................................................................................17
Keypad Illumination: The entire keypad will not illuminate ..........................................17
Keypad Illumination: A portion of the keypad does not illuminate..............................17
Display Illumination:.......................................................................................................18
8Alert Problems.......................................................................................................................19
Vibrator:..........................................................................................................................19
Polyphonic Speaker:......................................................................................................20
9Charging/Capacity Problems ................................................................................................21
10 SIM Problems........................................................................................................................22
11 Data Transfer Problems using a Data Cable........................................................................23
12 Hands-Free Problems...........................................................................................................23
13 Camera Problems .................................................................................................................24
14 Bluetooth Problems...............................................................................................................26
15 Revision History ....................................................................................................................26

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 2(26)
1 General
This document outlines the mechanical repairs that should be made in an attempt to fix the common failures that are seen in the
field. To gain a complete understanding of how to test and repair a unit, this document 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 addressing a problem have been performed and a unit still
is not working, handle the unit according to your local Sony Ericsson Representative

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 3(26)
Service functions in the software
The service menu will be accessed with the following key combination. Use the joystick.
⇒*⇐⇐*⇐*
The service menu options are:
Service info
Service Settings
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
Accelerometer (W580 only)
Memory Stick
FM Radio (W580 only)
Real time clock
Total call time
Security
NOTE: Different names may occur depending on language setting and customization.

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 4(26)
Misuse and other no warranty issues
A phone that is damaged due to misuse is not covered by warranty. This section shows many of 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 damaged by liquid System connector damaged by liquid

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 5(26)
1.1.1 Liquid Damage Inspection
Before any tests are performed, an inspection of the liquid intrusion indicator should 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 difference between an indicator that has been in contact with liquid and one that has not.
Not Exposed to Liquid Exposed to Liquid

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 6(26)
2 Power Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Check whether the phone vibrates
when you press the power key and
whether the navigation keypad
illuminates 15 to 20 seconds after the
phone vibrates
If activation of the vibrator and
illumination of the navigation keypad are
detected, refer to the “Display Problems”
section
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 an electrical level
repair location
Inspect the power key and the power
switch •If debris is detected around the
power key or between the power key
and the power switch, clean the
power key, the power switch and the
surrounding area
•If the power key is damaged, replace
it
•If the power switch is damaged, send
to an electrical level repair location
Unit will not
Power On
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 7(26)
3 Network/Signal Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Inspect antenna coax cable-to-board
connection
(NOTE: Only use the coax removal
tool to disconnect the antenna
coax cable from the connector on
the circuit board)
•If the connector on the circuit board
is damaged, send to an electrical
level repair location
•If the coax cable is damaged,
replace the antenna coax cable and
the antenna assembly
If the issue has not been resolved Æ•Replace the antenna coax cable
and the antenna assembly, if they
have not already been replaced.
No Signal or Poor
Signal
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 8(26)
4 Audio Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect the receiver’s external port •If clogged – Replace the front cover
Inspect the two connections where
the receiver connects to the bonzer
flex
•If one or both of the connections
between the receiver and the bonzer
flex are dirty or damaged – replace
both the receiver and the bonzer flex
Receiver:
No sound or poor
quality sound
If the issue is not resolved Æ•Send to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 9(26)
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect whether the rear speaker’s
external port is clogged •If clogged – Replace the navigation
keypad
If the issue is not resolved Æ•Replace the bonzer flex
Polyphonic
Speaker:
No sound or poor
quality sound
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 10(26)
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect the microphone’s external
port •If clogged –Clean or replace the
decorative chin cover
Inspect the microphone •If dirty – Clean the microphone and
replace the microphone grommet
•If damaged – Replace the microphone
If the issue is not resolved Æ•Replace the microphone and
microphone grommet, if they have not
already been replaced
Microphone:
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 11(26)
5 Key Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Perform the following actionƕReplace the numeric keypad and the
main keypad flex
Keypad:
A key on the
keypad is not
functioning or is
intermittent If the issue is still not resolvedƕSend to an electrical level repair
location
Inspect the main keypad flex
connection to hinge flex •If the connector is improperly
connected – Reestablish proper
connection
•If the connection is dirty – Clean
both halves of that connection
•If either half of the connection is
damaged – replace the hinge
assembly
If the issue is not resolvedƕReplace the hinge assembly, if it has
not been replaced
Entire keypad or
a portion of the
keypad is not
functioning or is
intermittent
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 12(26)
Problem Area Items to Inspect Repair Action Inspection Reference
Visually inspect for debris between
and/or damage to the navigation
keypad and its dome foil.
•If dirty – Clean both parts
•If damaged – Replace the navigation
keypad and/or the bonzer flex as
necessary
If the issue is not resolvedƕReplace the bonzer flex, if it has not
already been replaced
Navigation
Keypad:
A key on the
navigation
keypad is not
functioning or is
intermittent
If the issue is still not resolvedƕSend to an electrical level repair
location
Entire navigation
keypad or a
portion of the
navigation
keypad is not
functioning or is
intermittent
Inspect the bonzer flex’s connection
to hinge flex •If the connector is improperly
connected, reestablish proper
connection
•If the connection is dirty, clean both
halves of that connection
•If either half of the connection is
damaged, replace both the bonzer
flex assembly and the hinge
assembly

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 13(26)
Problem Area Items to Inspect Repair Action Inspection Reference
If the issue is not resolvedƕReplace bonzer flex assembly, if it
has not already been replaced
If the issue is still not resolvedƕReplace hinge assembly, if it has not
already been replaced
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 14(26)
Problem Area Items to Inspect Repair Action Inspection Reference
Inspect the volume key •If dirty or damaged, replace the
volume key
Inspect the volume switch on the
bonzer flex assembly •If damaged, replace the bonzer flex
assembly
If the issue has not been resolved Æ•Replace bonzer flex assembly if it
has not already been replaced
Volume key:
If the issue is still not resolvedƕSend to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 15(26)
6 Display Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Check whether the phone vibrates
when you press the power key and
whether the navigation keypad
illuminates 15 to 20 seconds after the
phone vibrates
If activation of the vibrator and
illumination of the navigation keypad are
not detected, refer to the “Power
Problems” section
Inspect the display flex film’s
connection to the bonzer flex •If improperly connected – establish
proper connection
•If dirty or oxidized – Clean both
halves of the connection
•If the display’s portion of the
connection is damaged – replace the
LCD assembly
•If the portion of the connection on
the bonzer flex is damaged – replace
the bonzer flex
If display is not
functioning
Inspect the bonzer flex’s connection
to hinge flex •If the connector is improperly
connected – Reestablish proper
connection
•If the connection is dirty – Clean
both halves of that connection
•If either half of the connection is
damaged – replace both the bonzer
flex assembly and the hinge
assembly

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 16(26)
Problem Area Items to Inspect Repair Action Inspection Reference
If the issue has not been resolved Æ•Replace the LCD assembly if it has
not been replaced
If the issue is still not resolved Æ•Replace the bonzer flex if it has not
been replaced
If the issue is still not resolved Æ•Send to an electrical level repair
location
Display is not
Illuminating
properly
Refer to the “Illumination Problems” section of this document

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 17(26)
7 Illumination Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect the main keypad flex
connection to hinge flex •If the connector is improperly
connected – Reestablish proper
connection
•If the connection is dirty – Clean
both halves of that connection
•If either half of the connection is
damaged – replace the hinge
assembly
If the issue is not resolvedƕReplace the hinge assembly, if it has
not been replaced
Keypad
Illumination:
The entire
keypad will not
illuminate
If the issue is still not resolvedƕSend to an electrical level repair
location
Perform the following action Æ•Replace the keypad flex assembly
Keypad
Illumination: A
portion of the
keypad does not
illuminate
If the issue has not been resolved Æ•Send to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 18(26)
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect the display flex film’s
connection to the bonzer flex •If improperly connected – establish
proper connection
•If dirty or oxidized – Clean both
halves of the connection
•If the display’s portion of the
connection is damaged – replace the
LCD assembly
•If the portion of the connection on
the bonzer flex is damaged – replace
the bonzer flex
If the issue has not been resolved Æ•Replace the LCD assembly if it has
not been replaced
Display
Illumination:
If the issue is still not resolved Æ•Send to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 19(26)
8 Alert Problems
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect the vibrator contact pads on
the main keypad flex assembly •If dirty, clean
•If damaged, replace the main keypad
flex
Perform the following action Æ•Replace the vibrator
If the issue has not been resolved Æ•Replace the main keypad flex if it has
not already been replaced
Vibrator:
If the issue is still not resolved Æ•Send to an electrical level repair
location

Trouble Shooting Guide, Mechanical
4/000 21-1/FEA 209 544/603 A
©Sony Ericsson Mobile Communications AB 20(26)
Problem Area Items to Inspect Repair Action Inspection Reference
Before proceeding Æ•Perform a setting reset
Inspect whether the rear speaker’s
external port is clogged •If clogged, replace the navigation
keypad
If the issue is not resolved Æ•Replace the bonzer flex
Polyphonic
Speaker:
No sound or poor
quality sound
If the issue is still not resolvedƕSend to an electrical level repair
location