Siemens 300 H - Manual (Page 22)

Step by Step
Setting up calls
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Suppressing the number display at the
called party
Suppression of the number indication only applies to
the next call and is not stored together with the redial
function.
Press the key. The lamp lights up.
OI
Enter the service code. Dial tone can be heard.
or
Select and confirm.
Confirm. Dial tone can be heard.
and
S
Enter the other party’s number. If the call is answered,
your number does not appear on the called party’s dis-
play.
Direct call to a colleague via
loudspeaker (voice calling)
You can make a direct call to an internal HiPath 4000 or
Hicom 300 E/H user via the loudspeaker in his tele-
phone.
Precondition: Your telephone has a "voice calling" key.
Press the key.
S
Enter the number.
Wait for voice calling tone.
Q
Lift the handset and speak to the other party.
or If the handset is on-hook: handsfree conversing.
Service Menu
Additional functions?
Display suppression?
Voice calling
If the called party has activated the stop voice
calling facility (
Æ page 19), he receives voice call-
ing as a normal call.