Service Tests; Keyboard & Switch; Touch Screen; Display - Sony Xperia TX LT29i Working Instructions

Tests
2.2

Service Tests

2.2.1 Keyboard & Switch
The Home Key, On/Off Key and Multitask Key is not part
of the Keyboard test, but is in the Manual tests.
To return to the Service Test Menu, wait for 8 seconds.
Press all keys on the:
-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 the display using a finger. With every touch, the
display will show six test patterns of White, Black, Red,
Green, Blue and Rainbow colors on the 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.
1266-5128 Rev 2

Sony Mobile Communications AB – Company Internal
Test Instructions (mech)
Sony Ericsson
SONY
Keyboard test.
press any key
To return to the Service Test Menu, wait 8
seconds.
Note: The Home Key, On/Off Key and Multitask
Key is not part of the Keyboard test.
XPERIA
Sony Ericsson
SONY
Touch Screen
XPERIA
Sony Ericsson
SONY
XPERIA
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