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161
The display is not
clear
In direct sunlight, you may not be
able to see the display clearly. Moving
to a place with different lighting
should solve this problem.
White lines
appear on the
display
This may happen if you turn on the
device after a long period of disuse,
or after removing the battery without
turning off the device. This is not
related to the device’s life or
performance. The display should
correct itself shortly.
“PIN code”
appears
• You are using your device for the
first time. You must enter the
Personal Identification Number
(PIN) supplied with the SIM card.
• The PIN check feature has been
enabled. Each time the device is
switched on, the PIN has to be
entered. To disable this feature,
press the
Start
soft key, select
Settings
→
More...
→
Security
→
Disable SIM PIN
, and enter the
PIN.
“PUK Required”
appears
The PIN code was entered incorrectly
three times in succession and the SIM
card is now blocked. Enter the PUK
supplied by your service provider.
Problem Description & Solution