Alcatel-Lucent alcatel one touch com ユーザーズマニュアル

ページ / 88
78
Appendix G:
Troubleshooting
The display remains blank after the
smart phone is turned on
• Make sure you are using your smart
phone inside the recommended
operating temperature range (-20
°
C to
55
°
C).
• Make sure the battery is properly
installed and charged.
• Make sure the battery replacement
switch is in the NORMAL position.
PIN code/PIN2 code; PUK code/PUK2
code
PIN code or PIN2 code is rejected
Make sure you have entered the
correct code (four to eight digits).
Note:
Your SIM card/protected functions
will become locked after three
unsuccessful attempts.
SIM card becomes locked
• Enter the PUK code (eight digits)
provided by your dealer (if sup-
ported).
• If the attempt is successful, enter
the new PIN code and confirm
your smart phone is operational
again. Otherwise contact your
dealer.
If you forget your product code
Contact your dealer.
Protected functions become locked
• Touch 
 then 
, then select
Security then Change PIN2 code.
Enter the PUK2 code (eight digits)
provided by your dealer when you
subscribed (if supported).
• If the attempt is successful, enter
the new PIN2 code and confirm
access to all the protected func-
tions. Otherwise contact your
dealer.
Note:
The PUK or PUK2 code will become
invalid after ten unsuccessful
attempts. If this happens, contact
your dealer.
Product code is rejected
Make sure you have entered the
correct code (four to eight digits).
(The default product code is "0000".)
Pressing a button or touching the
display screen has no effect (or
initiates an unexpected operation)
• Press the RESET button, then press
 (long press).
• Remove the battery (and the battery
charger), and after a while insert back
the battery.
• Adjust the touch panel using 
/
/
Display.
The display is difficult to read
Adjust the LCD contrast using 
/
/Display.