On/Off Problems; Battery; On/Off Key - Sony Ericsson K500 Series Troubleshooting Manual

10 On/Off Problems

•
Make a general visual inspection for misuse, corrosion or oxidation from liquid damage
according to point 1.2
10.1

Battery

•
Insert a working battery and connect a working charger to the phone. If the battery voltage
is too low the phone will charge the battery without turning on the phone (this will usually
take less than 10 minutes) and when the battery voltage is high enough the phone will be
able to turn on and show charging in the LCD.
•
Check if the battery pads (Fig. 10.1) are mechanical damaged, dirty or oxidized. Replace
the battery if necessary.
If the fault still occurs, try to update the phone to the latest available software version. If this
doesn't solve the problem, handle the unit according to the local directives.
10.2

On/Off key

•
Insert a fully charged battery and turn the phone on. If it fails;
•
Check if the Power on/off button (Fig. 10.2) is mechanical damaged or dirty. Replace it if
necessary.
If the fault still occurs, try to update the phone to the latest available software version. If this
doesn't solve the problem, handle the unit according to the local directives.
4/00021-1/FEA 209 544/86 D
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Company Internal Sony Ericsson Mobile Communications AB
Fig. 10.1
Trouble Shooting Guide, SP/Mechanical
Fig. 10.2
17(20)