Advertisement
3.2
Service Tests
NOTE!
Start the phone.
The Service Tests menu is entered using the following navigation-key and key sequence:
!!""!"! and select "Service tests".
3.2.1
Display Test
To verify both the Main and Sub display:
1. Select "Display" from the "Service Tests" menu.
2. The Main display toggles between four different test patterns. The Sub display toggles
between three different test patterns.
Make sure that there are no dots missing and that the colours and contrast is OK.
3. Press the "YES" or "NO" key to return to the service tests menu.
3.2.2
LED/Illumination Test
To verify that the backlight and the Top LED are OK:
1. Select "LED/illumination" from the "Service Tests" menu.
2. Check that the backlight on both the Main display and the Sub display, and the keyboard
and are toggling between on and off.
3. Check also that the red charging indicator led is toggling between on and off.
4. Press the "Yes" or "NO" key to return to the service tests menu.
3.2.3
Keyboard Test
To verify that the keyboard, the navigation-key and the side keys are OK:
1. Select "Keyboard" from the "Service Tests".
2. Press all keys on the keypad and the side keys on the left side. If they are Ok, a text
feedback is displayed showing the information which key was pressed. All keys should be
tested.
3. If you stop pressing keys the phone will return to the service test menu after 3 seconds.
3.2.4
Buzzer Test
To verify the Buzzer (polyphonic speaker) is working properly:
1. Select "Buzzer" from the "Service Tests" menu.
2. Adjust the volume with the joystick, by moving the navigation key to the left or right to
increase or decrease the volume.
3. Press the "Ok" key to return to the service tests menu.
2/00021-1/FEA 209 544/8381A
Sony Ericsson Mobile Communications AB
It is not necessary to have a SIM card inserted.
Test Instruction, Mechancial
3(6)
Advertisement
