51
troubleshooting
storing phone numbers in 
phone memory
Question:
 How should I store phone 
numbers in the phone memory?
Answer:
 You can save phone numbers either 
on SIM card or in the phone memory. To save 
in SIM or phone memory:
Find it: 
Press
 
M
 > 
Address Book 
> 
[New Entry]
using the send/end key on the 
headset
Question:
 When I use the headset with my 
phone, nothing happens when I press 
Send/End
 
on the headset. Why?
Answer:
 This phone does not support the 
Send/End
 function on the headset.
backlight off—phone seems 
not to work
Question:
 I know my battery is good. Why 
doesn’t my phone turn on?
Answer:
 If the backlight is set to 
Off
, it might 
appear that the phone is not working. Check 
the 
Backlight
 setting and change it to 
On
 if 
necessary:
Find it: 
Press
 
M
 > 
Settings
 > 
Other Settings
 
>I
nitial Setup
 > 
Backlight
no display
Question:
 Why don’t I see the display when I 
use my phone? I know the battery is good.
Answer:
 The backlight might be set to 
Off
. 
Check the 
Backlight
 setting and change it to 
On
 if 
necessary:
Find it: 
Press
 
M
 > 
Settings
 > 
Other Settings
 
>I
nitial Setup
 > 
Backlight