Troubleshooting Guide (mech)
1266-5087 Rev 1
Sony Mobile Communications AB
– Company Internal
4(57)
1
Problem Areas
1.1 Power
1.1.1 Will not power on or will switch
off randomly
Check:
Check whether the phone vibrates by pressing the Key
On/Off.
Action:
If activation of the Vibrator is detected, refer to section 1.4
‘Display’.
Check:
Inspect the contact pads on the battery.
Action:
1. If dirty or oxidized
– clean the pads.
2. If damaged
– replace the battery.
Check:
Inspect the battery contact pins.
Action:
1. If dirty or oxidized
– clean the contact pins.
2. If adhesive is detected on the contact pins, use an eraser
to gently rub off the adhesive.
3. If damaged
– replace board.
Check:
Inspect the Key On/Off (a) and the key on/off switch (b).
Action:
1. If dirty
– clean them.
Содержание Xperia TX LT29i
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