Troubleshooting Guide (mech)
1261-4721 Rev 3
Sony Mobile Communications AB
– Company Internal
2(62)
CONTENTS
Problem Areas ................................................................................ 4
Will not power on or will switch off randomly ........................................... 4
Menu, Home, Back and Search Keys ......................................................... 6
Touch Screen malfunction ........................................................................ 10
Menu, Home, Back, and Search keys Illumination ................................. 15
Vibrator not generating alerts .................................................................. 26
Bluetooth and WLAN ......................................................................... 31
Bluetooth or WLAN connection failure .................................................... 31
Ambient Light Sensor ........................................................................ 38