User's Guide for Nokia 5110

The Phone Is Ready for Use
2. The Phone Is Ready for Use
Switching the Phone On
and Off
Press and hold the
key for a second.
If the phone asks for a PIN code:
The PIN code is usually supplied with the SIM
card.
Warning! Do not switch on the phone
when wireless phone use is prohibited or
when it may cause interference or danger.
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.
The Display Indicators
The indicators described below are shown when
the phone is ready for use, with no characters
entered by the user. This is also called ‘a clear
display’.
• Key in the PIN code, which is displayed as asterisks
✱, and press (OK).
See also ‘Reference Information - Access Codes’.
If the phone asks for a security code:
See ‘For Your Safety - Security Code’.
• Key in the security code, which is displayed as
asterisks ✱, and press (OK).
OPER-
ATOR
P and bar
T and bar
Indicates in which cellular network
the phone is currently used.
Shows the radio signal strength of
the cellular network at your current
location. The more bars are visible,
the stronger is the signal.
Shows how much power there is
left in the battery. The more bars
visible, the more power in the battery.
1 or 2 Indicates which phone line is currently
selected for use.
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