Telephone settings

Step by Step

Preventing misuse of the telephone

Service Menu

MN

or

PIN / COS?

Change COS?

and

S

or

Chip card reader:

Insert chip card

You can prevent unauthorised 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 unauthorised dialling:

Press the key. The lamp lights up.

Enter the service code.

Select and confirm.

Select and confirm.

Enter the PIN (code number).

In the case of optiset E advance 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), dialling is possible in the usual way.

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Siemens 300 H operating instructions Preventing misuse of the telephone, Preventing unauthorised dialling