Siemens HICOM 300 Benutzerhandbuch

25

Should you dial 0 for a line and receive busy tone, i.e. all lines are busy, you
may reserve the first line to become free for your use.

You have dialled 0 for an external line and receive busy tone

PLEASE TRY LATER

- press  

✔

✔

✔

✔

✔

  key to confirm  

Call Back?

  option

WILL CALL BACK

- replace handset or press  Speaker  key

When an external line becomes free, your extension will ring.

0
FREE

- lift handset or press  Speaker  key
- internal dial tone is heard
- dial 0 for the line and required external number