Aastra 612d 121
eud-1584/1.0 – R3.0 – 04.2013
Room monitoring:
Activating/deactivating ........................................68
Active room monitoring .......................................68
One-way connection .............................................68
Passive room monitoring .....................................69
Two-way connection .............................................68
S
Safety information ........................................................... 6
Securing the carry strap ........................................... 111
Set the ringing volume ................................................86
Setting :
the display .................................................................85
Setting the server alarm ..............................................83
Side keys ...........................................................................17
Signals ................................................................................34
Silent intrusion ................................................................70
Softkey:
Key ................................................................................18
using ............................................................................29
Software version ......................................................... 115
Suppress ring tone ........................................................87
Suppressing your call number ..................................65
Surface ............................................................................ 117
System busy beep .........................................................82
System registrations
.....................................................93
T
Technical data .............................................................. 116
Text message:
reading ........................................................................61
sending .......................................................................60
Text mode ........................................................................31
Third-party phone .........................................................64
Tracking .............................................................................65
Trademarks ......................................................................10
Transferring a call partner ..........................................48
Troubleshooting ......................................................... 114
U
Undoing actions .............................................................33
Unlock:
Phone ..........................................................................82
Unlocking:
the keypad .................................................................80
Upper and lower case ..................................................31
User information .............................................................. 9
Using the display and operating elements ..........28
V
Voice message:
playing ........................................................................59
Voice messages:
deflecting ...................................................................60
Volume:
setting the audio profile .......................................87
setting the volume during the call ...................86
W
Weight ............................................................................ 117
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