Telephone settings
Step by Step
Service Menu |
?@ |
or |
PIN / COS? |
Change COS? |
and |
Chip card |
reader: |
Insert |
chip card |
46 |
Locking your telephone
You can prevent unauthorized persons from using your telephone (and the telephone directory) during your ab- sence.
Precondition: You have been assigned a personal iden- tification number (PIN) by System Support.
Preventing unauthorized dialing:
Press the key. The lamp lights up .
Enter the service code.
Select and confirm.
Select and confirm.
In the case of optiPoint 500 advance, optiPoint 500 ba- sic and optiPoint 500 standard with chip card reader: Insert the chip card. All lamps light up briefly.
Input is followed by the display: "Executed".
Remove the chip card again.
When the telephone is disabled in this way, a special dial tone is audible when the handset is lifted. Internally (within HiPath 4000), dialing is possible in the usual way.