Sony XPeria ST25i User manual

1263-4090 Rev 2
© Sony Mobile Communications AB – Company Internal
Test Instructions
- mechanical -
ST25i, ST25a

Test Instruction Repair Instruction Mechnical
1263-4090 Rev 2
© Sony Mobile Communications AB – Company Internal 2(22)
CONTENTS
1Pre-Test Preparations....................................................................4
1.1Hardware................................................................................................4
1.1.1Water indicator inspection..........................................................................4
1.2Software.................................................................................................5
1.2.1Software update...........................................................................................5
2Tests................................................................................................6
2.1Service Test Mode.................................................................................6
2.2Service Tests.........................................................................................7
2.2.1Keyboard & Switch......................................................................................7
2.2.2Touch Screen...............................................................................................7
2.2.3Display..........................................................................................................7
2.2.4LED/Illumination ..........................................................................................8
2.2.5Speaker.........................................................................................................8
2.2.6Stereo speaker.............................................................................................8
2.2.7Earphone......................................................................................................9
2.2.8Microphone ..................................................................................................9
2.2.9Secondary Microphone...............................................................................9
2.2.10Vibrator.......................................................................................................10
2.2.11Camera .......................................................................................................10
2.2.12Secondary Camera....................................................................................10
2.2.13Flash LED...................................................................................................11
2.2.14Bluetooth....................................................................................................11
2.2.15WLAN..........................................................................................................12
2.2.16NFC.............................................................................................................12
2.2.17GPS.............................................................................................................13
2.2.18Compass ....................................................................................................13
2.2.19Accelerometer............................................................................................13
2.2.20Gyroscope..................................................................................................14
2.2.21Ambient Light Sensor ...............................................................................14
2.2.22Proximity switch........................................................................................15
2.2.23Pressure Sensor........................................................................................15
2.2.24Water Proof................................................................................................15
2.2.25Real time clock ..........................................................................................16
2.2.26Total call time.............................................................................................16
2.2.27Storage.......................................................................................................16
2.2.28Security ......................................................................................................17
2.2.29FM Radio ....................................................................................................17
2.2.30Flip slider counter......................................................................................17
2.2.31Verify certificates.......................................................................................18
2.2.32IrDA Test.....................................................................................................18
2.2.33HDMI Test...................................................................................................18
2.3Manual Tests........................................................................................ 19
2.3.1SIM..............................................................................................................19
2.3.2On/Off key test...........................................................................................19
2.3.3Home key test ............................................................................................19
2.3.4Charging via USB (Charger or Computer)..............................................20

Test Instruction Repair Instruction Mechnical
1263-4090 Rev 2
© Sony Mobile Communications AB – Company Internal 3(22)
2.4Network Test........................................................................................21
2.4.1On-the-air call to mobile (no UMTS network available)..........................21
2.4.2On-the-air call to mobile (UMTS network available) ...............................21
3Revision History...........................................................................22
For general information about test procedures, refer to
1220-1333: Generic Repair Manual - mechanical

Test Instruction Repair Instruction Mechnical
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1 Pre-Test Preparations
1.1 Hardware
1.1.1 Water indicator inspection
Before starting any tests the liquid intrusion indicator has to
be checked.
The water indicator is located as shown in this picture after
the Battery Cover is removed.
If affected (red color) - handle the phone according to the
local directives.
If not affected by liquid, proceed to the ‘Pre-Test
Preparation’ below.

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Pre-Test Preparations
1.2 Software
1.2.1 Software update
1.2.1.1 Software version verification
Check the software version of the phone for fault verification. The latest improvements are found on
the support pages under the support news
http://www.sonyericsson.com/cws/marketingurlportal?pageid=key.SupportZone.Overview
•Start up the phone
•Note: Make sure the phone is in call setup.
•Press the following keypad combination: *#*#7378423#*#*
•Select ‘Service info’
•Select ‘Software info’
•Check the software file revisions and, if needed, update as described below:
For more information, refer to 1220-1333: Generic Repair Manual - mechanical
1.2.1.2 Software version update
Mandatory first repair action!
Use the USB cable to connect with the Micro USB connector of the phone for this purpose!
Ensure the phone is powered off and proceed as follows:
•Open the Emma application and log in.
•Press and hold the volume down key on the phone, connect the phone to the USB cable and then
release the volume down key.
•Select the appropriate service and follow the on-screen instructions.
NOTE: For phones with eMMC flash memory (built in “SD card” memory), the only service
which erase this eMMC memory is Service’s “Refurbish” and “Customize”. See also emma
User Guide info. http://emma.extranet.sonyericsson.com/documents/emma_user_guide.pdf
(see “Service Types” and “Aspects of large files”)
In Swap flow, when change a phone from Customer A to Customer B, always use the service
Customization script.

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2 Tests
2.1 Service Test Mode
Note: Make sure the phone is in call setup when
pressing these touching keypads to get into the Service
menu!
Start up the phone and enter the service menus:
•Press the following keypad combination: *#*#7378423#*#*
1 2 3
4 5 6
7 8 9
* 0 #
•Select ‘Service tests’
•Select one of the tests and follow the test instructions as
described below
•To stop the test and return to the ‘Service tests’ menu,
press the Back key
For more information, refer to
1220-1333: Generic Repair Manual - mechanical
The following pictures will show a simplified basic phone for a general visualization of the
service tests!

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Tests
2.2 Service Tests
2.2.1 Keyboard & Switch
Text Note: The Home Key and On/Off key are not part of
the keyboard test, which are in the Manual tests.
To return to the Service Test Menu, wait for 8 seconds.
Press all keys on the phone:
-Back key
-Menu key
-Auto Focus Key(half pressed)/Camera key(fully pressed)
-Volume up key
-Volume down key
2.2.2 Touch Screen
Move a finger across the touch screen, a line will be drawn
as it touches.
Press the Back key to return to the Service Test Menu.
2.2.3 Display
Minor variations in the display’s brightness and color
may occur between phones.
There may be tiny bright dots on the display, called
defective pixels and which occur when individual dots
have malfunctioned and cannot be adjusted.
Two defective pixels are considered to be acceptable.
Touch display using finger, the display will show six test
patterns of black, red, green, blue, White, Rainbow colors on
full screen.
Make sure that there are no missing segments and that the
colors and contrast are OK.
Press the Back key to return to the Service Test Menu.

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Tests: Service Tests
2.2.4 LED/Illumination
Check that the:
- Display Backlight illumination changes between on and off.
- Notification LED on the top right corner changes between
red, green, blue, and off.
- Transparent belt Backlight illumination changes between
on and off.
Press the Back key to return to the Service Test Menu.
2.2.5 Speaker
Do not hold the phone close to an ear during this test!
Make sure that the sound from the speaker port on the left
top back side of the phone is emitted loud and clear and that
the test includes maximum volume.
Press the volume up/volume down key to adjust the speaker
volume.
Press the Back key to return to the Service Test Menu.
2.2.6 Stereo speaker
Not applicable, do not use.
Press the Back key to return to the Service Test Menu.

Test Instruction Repair Instruction Mechnical
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Tests: Service Tests
2.2.7 Earphone
Make sure that the sound from the Earphone port on the top
of the phone is emitted loud and clear and that the test
include maximum volume.
Press the volume up/volume down key to adjust the
earphone volume.
Press the Back key to return to the Service Test Menu.
2.2.8 Microphone
The previous ‘Speaker’ test must have been
successfully carried out before doing this test!
The phone will start to record and after approximately
ten seconds the sound is played back through the Speaker.
Speak into the microphone during the ‘Microphone
Recording’ phase.
Check the quality by listening to the recording from the
Speaker during the ‘Playing recorded sound’ phase at
maximum volume.
Press the Back key to return to the Service Test Menu.
2.2.9 Secondary Microphone
The previous ‘Speaker’ test must have been
successfully carried out before doing this test!
The phone will start to record and after approximately
ten seconds the sound is played back through the Speaker.
Speak into the secondary microphone during the
‘Microphone Recording’ phase.
Check the quality by listening to the recording from the
Speaker during the ‘Playing recorded sound’ phase at
maximum volume.
Press the Back key to return to the Service Test Menu.

Test Instruction Repair Instruction Mechnical
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Tests: Service Tests
2.2.10 Vibrator
Press the menu key or side keys to start the vibrator test.
It is possible to modify the duration of this test.
Press the Back key to return to the Service Test Menu.
2.2.11 Camera
Minor variations in image appearance may occur
between phones, but is not uncommon and should not
be regarded as an indication of a defective camera
module!
Aim the camera (located at the back of the phone) at an
object and check the quality of the image shown in the
display.
Press the ‘Camera’ key to preview the photo’s auto focus
quality.
Photos are taken but not saved during this test!
Press the Back key to return to the Service Test Menu.
2.2.12 Secondary Camera
Minor variations in image appearance may occur
between phones, but is not uncommon and should not
be regarded as an indication of a defective camera
module!
Aim the camera (located in front of the phone) at an object
and check the quality of the image shown in the display.
Press the Back key to return to the Service Test Menu.

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Tests: Service Tests
2.2.13 Flash LED
Check the Flash LED at the back side of phone to see
whether it’s turned on.
Press the Back key to return to the Service Test Menu.
2.2.14 Bluetooth
During this test, the distance between the phone and
the target Bluetooth device must be 1.5 to 5 meters!
Make sure the target Bluetooth device is enabled and
visible always!
The Bluetooth test will be done in following sequences:
Step 1: Enable Bluetooth; wait 4-5 seconds, shows OK;
Step 2: Searching;
Step 3: Press "Yes" to setup its visibility to target;
Step 4: Select the Target Bluetooth Device;
Step 5: Bluetooth paring request shows, verify the passcode
and select "Pair" to confirm it;

Test Instruction Repair Instruction Mechnical
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Tests: Service Tests
Step 6: On Target Bluetooth Device, verify the passcode
and select "Pair" to confirm it also, when
succeeded, it shows “Test Complete”.
Press the Back key to return to the Service Test Menu.
2.2.15 WLAN
Make sure there’s a WLAN network before performing
this test.
The WLAN test will be done in following sequences:
Step 1: Enable WLAN; wait 4-5 seconds, shows OK;
Step 2: Searching;
Step 3: Access points found list;
Step 4: Select the Target WLAN network, and type the
password to get connected;
Step 5: Enter a web address (e.g. Google.com)
Step 6: When connection succeeded, it shows “Test
Complete”.
Press the Back key to return to the Service Test Menu.
2.2.16 NFC
Not applicable, do not use.
Press the Back key to return to the Service Test Menu.

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Tests: Service Tests
2.2.17 GPS
Enter the GPS Location Test, and wait for the GPS location
data.
Press the Back key to return to the Service Test Menu.
For GPS testing, refer to
1220-1333: Generic Repair Manual – mechanical
2.2.18 Compass
Do calibration with hand movements as shown in the phone,
and then check the actual direction with measured value.
(Yaw:0=North, 90=East, 180=South, 270=West)
Press the Back key to return to the Service Test Menu.
2.2.19 Accelerometer
The accelerometer test displays the actual position of the
phone as a 3D coordinate X: Y: Z.
Press the Back key to return to the Service Test Menu.

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Tests: Service Tests
By tilting the phone in various directions, the X: Y: Z values
will change in size and polarity depending on the angle and
direction as shown in the adjacent picture.
Check by tilting the phone that the X: Y: Z values shown in
the display are in accordance with the tilting shown in the
picture.
Press the Back key to return to the Service Test Menu.
2.2.20 Gyroscope
Not applicable, do not use.
Press the Back key to return to the Service Test Menu.
2.2.21 Ambient Light Sensor
The Ambient light test states a value. The value should
increase when the window gets more light and decrease
when the window gets less light.
Press the Back key to return to the Service Test Menu.

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Tests: Service Tests
2.2.22 Proximity switch
The previous ‘Speaker’ test should have been
successfully carried out before doing this test!
Make sure the phone is not in ‘silent mode’ before
performing this test.
When entering into the test, the screen shows ‘Proximity
switch OFF’ and a tone is emitted.
Once your finger cover the proximity switch area (on the left
side of the receiver), the screen will show ‘Proximity switch
ON’ with a different type of tone.
Press the Back key to return to the Service Test Menu.
2.2.23 Pressure Sensor
Not applicable, do not use.
Press Back key to return to Service Test Menu.
2.2.24 Water Proof
Not applicable, do not use.
Press Back key to return to Service Test Menu.

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Tests: Service Tests
2.2.25 Real time clock
During the actual test the text ‘Real time clock test’ is
displayed, and then followed by a message stating whether
the test was OK or not.
Press the Back key to return to the Service Test Menu.
2.2.26 Total call time
The total call time is displayed in the format HH:MM:SS
(hours: minutes: seconds).
Press the Back key to return to the Service Test Menu.
2.2.27 Storage
The Memory Storage status are shown in the display:
1.Internal Mass Storage:
If not formatted/cleared, it will shows "Inserted/Unmounted";
If formatted/cleared , it will shows "Inserted/mounted";
Note: Only after the internal Mass Storage is
formatted/cleared, it can be used by user.
How to format/clear: Menu key-Settings-Storage-Clear
internal storage.
Note: Be careful that all the user data on this storage
will be erased completely after selecting "clear internal
Storage".
2.External Storage (SD Card): Not Supported.
3.USB Otg Mass Storage:
If connected, it will shows "inserted";
If not connected, it will shows "Not inserted";
Press Back ke
y
to return to Service Test Menu.

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Tests: Service Tests
2.2.28 Security
The DRM keys are shown in the display.
There may be different content shown based on different
market software versions.
Press the Back key to return to the Service Test Menu.
2.2.29 FM Radio
Verify that the phone can detect a radio station:
Connect a headset and then set your local radio station in
kHz.
Verify that the reception and sound quality is normal.
Press the Back key to return to the Service Test Menu.
SONY
XPERIA
Set
98000 1
2
FM Radio ( example: 98000 kHz )
2.2.30 Flip slider counter
Not applicable, do not use.
Press the Back key to return to the Service Test Menu.

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Tests: Service Tests
2.2.31 Verify certificates
Not applicable, do not use.
Press the Back key to return to the Service Test Menu.
2.2.32 IrDA Test
Not applicable, do not use.
This test is not available for this product!
2.2.33 HDMI Test
Not applicable, do not use.
Press the Back key to return to the Service Test Menu.

Test Instruction Repair Instruction Mechnical
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Tests
2.3 Manual Tests
2.3.1 SIM
Verify that the phone can detect a SIM card:
•Insert a SIM card, and start the phone.
•If the SIM card is detected by the phone, the start-up
procedure will continue.
•Pull down the Status Bar (put finger next to the receiver
and drag the menu down from the Status Bar)
•To see SIM card operator name.
•The SIM card operator name will be displayed above the
Time clock when phone is in Lock status.
•If not detected, the message ‘Emergency call only’ will be
displayed instead in the pull down Status Bar.
•Press Back key to return to Standby Menu.
2.3.2 On/Off key test
Press the On/Off key for a long time to turn the phone on or
off.
When the phone stands by, press the On/Off key for a short
time to enter/exit Sleep mode.
2.3.3 Home key test
Whatever the phone shows during operation, press the
Home key , the phone will go back to the Stand by screen
directly.

Test Instruction Repair Instruction Mechnical
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Tests: Manual Tests
2.3.4 Charging via USB
(Charger or Computer)
Verify that the phone can charge the battery via a USB port:
Ensure that no computer application, such as PC Suite
or Emma, is active!
•Do not start the phone
•Connect a USB cable from a computer (or charger) to the
system connector;
•Verify that the phone is being charged by Notification LED
and Battery icon;
Remove the USB cable from the connector and verify that
the notification LED and Battery icon no longer indicates
charging.
SONY
XPERIA