Nokia 5210 Cell Phone User Manual


 
©2002 Nokia Corporation. All rights reserved.
Getting started
28
TIPS ON EFFICIENT OPERATION: Your phone has a built-in antenna. As with any other
radio transmitting device, do not touch the antenna unnecessarily when the phone is
switched on. Contact with the antenna affects call quality and may cause the phone
to operate at a higher power level than otherwise needed. Not touching the antenna
area during a phone call optimises the antenna performance and the talktime of your
phone.
Keypad lock (Keyguard)
You can lock the keypad to avoid accidental keypresses, for example, when
your phone is in your pocket or purse.
Press Menu and then within 1.5 sconds.
When the keypad is locked, appears at the top of the display.
Unlocking the keypad
Press Unlock and then within 1.5 seconds.
When the keypad lock is on
To answer a call press . During a call, the phone can be operated in the normal way. When you
end or reject the call, the keypad will be locked automatically.
Note: When Keyguard is on, calls may be possible to the emergency number programmed into your phone
(e.g. 112 or other official emergency number). Key in the emergency number and press . The
number is displayed only after you have keyed in its last digit.
For automatic keypad lock and keyguard code settings, see Keyguard settings on page 66.