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178 Troubleshooting
This is the Internet version of the user’s guide. © Print only for private use.
REFERENCE
Troubleshooting
This chapter consists of a selection of suggestions for solving
possible problems with your P908. If this does not help, please
try the Solution Finder on www.SonyEricsson.com.cn. There
you can also find other information that can be helpful.
Start-up problems
P908 will not
start
• Handheld phone: recharge or replace the battery.
• Make sure the contacts on the battery and
charger are clean and avoid charging the battery
in extreme temperatures.
• Vehicle Handsfree: check that the P908 is
properly inserted into the holder and check the
fuse in the fuse holder (connected to the battery
cable).
Lock problems
Insert card • Make sure a SIM card is activated and inserted
into your P908. See ‘SIM card’ on page 11.
Blocked SIM
card
If your PIN is entered incorrectly three times in a
row, the SIM card will be blocked. You can
unblock it by using your PUK. See ‘SIM card lock’
on page 40.
Device lock Phone locked is displayed followed by the prompt
Enter lock code
.
Your P908 is locked to prevent unauthorised use.
To unlock the P908:
• Enter your device lock code, 0000 by default,
then press or .
Key symbol The keypad is locked to prevent unintentional key
action.
Press followed by to unlock the
keys.
Indicator light
Flashes red This indicates that the battery is running low and
soon needs recharging or replacing with a spare.
• With Vehicle Handsfree (VHF) equipment, make
sure that the following are inserted or connected:
your P908 and its holder, the fuse in the fuse
holder, and/or the external antenna.
Does not flash If the indicator light at the top of your P908 does
not flash and no network is displayed there is no
network within range. See ‘Telephone does not
work’ on page 179.