Siemens HICOM 300 - Manual (Page 24)

24
Place Console in unstaffed mode
What you have to do What happens
When Console is in idle condition
Depress LED on
Display shows
IDLE CONDITION
You can still make calls and receive
personal calls in unstaffed mode.
Take Console out of unstaffed mode
What you have to do What happens
Depress LED off
Display shows
IDLE CONDITION
Console in normal operation