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Siemens C55 - SIM Card Acceptance and Auto Keypad Lock

Siemens C55
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set your phone to only
accept your SIM Card
You can also stop your phone from being
used if a new SIM Card is inserted.
1 Press Menu and scroll to Setup.
Press Select.
2 Scroll to Security and press Select.
3 Scroll to This SIM only and press
Select.
4 You will be asked to enter your phone
code. The first time you use this feature,
you enter any number with four to eight
digits, which becomes your phone code.
5 Press OK. Repeat the entry and press
OK again.
6 Press Change to switch between On
and Off.
avoid accidental calls by
setting your keypad to lock
automatically
Your phone’s keypad is preconfigured to
lock automatically one minute after you last
pressed a key.
To deactivate the automatic keypad
lock:
1 Press Menu and scroll to Setup.
Press Select.
2 Scroll to Keys and press Select.
3 Scroll to Auto key lock and press
Change.
If the automatic key lock is deactivated,
you can manually lock the keys by pressing
and holding #at the main display. Repeat
to unlock the keys.
Note: You can also activate or deactivate
key tones using the Keys menu.
10.6
C55_UG_001_083 14.04.2003 19:55 Uhr S eite 75

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