Led; Illumination; Speaker - Sony Xperia tipo ST21i Test Instructions

Tests: Service Tests

2.2.4 LED

Note: Please un-plug USB connection during this test.
Check that the:
- Notification LED on top right corner is changed, showing
three colors in the sequence; Red, Green, Blue.
- Menu, Home and Back Key Backlight illuminations turn on
and off.
Press the Back key to return to the Service Test Menu.

2.2.5 Illumination

Check that the Display Backlight illumination changes with
the value of the brightness.
Press the Back key to return to the Service Test Menu.

2.2.6 Speaker

Do not hold the phone close to an ear during this test!
Press the 'Left' or 'Right' on the screen and make sure that
the sound from the speaker port of the right bottom back
side 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
speaker volume.
Press the Back key to return to the Service Test Menu.
1266-1689 Rev 4
©
Sony Mobile Communications AB – Company Internal
Test Instructions (mech)
LED Test
Please un-plug USB connection during this
test.
LED[Red][Green][Blue] are switched by 2
seconds.
Keypad LED [ON][OFF] are switched by 2
seconds.
XPERIA
Brightness Test
brightness: 20
XPERIA
8(20)