Test Instructions (mech)
1261-4720 Rev 2
Sony Mobile Communications AB
– Company Internal
6(25)
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#*#*
SONY
1 2 3
4 5 6
7 8 9
* 0 #
at&t
S
elect ‘Service tests’
Select one of the tests and follow the test instructions as
described below
T
o 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
SONY
Customization Settings
Service Settings
Service info
Service test
Service
at&t
The following pictures will show a simplified basic phone for a general visualization of the
service tests!