Handset User Guide
Table Of Contents
- Table of contents
- Important safety information
- Registering the C4012 handset
- C4012 handset features
- Using the C4012 handset
- Switching the handset on/off
- Locking/unlocking the keypad
- Switching speech monitoring on/off
- Changing the speaker and loudspeaker volume
- Muting the microphone and ringer
- Making a call
- Making a call from the last number redial list/caller list
- Making a call from the shortcut list
- Answering a call
- Transferring a call
- Conferencing
- Terminating a call
- Programming the C4012 handset
- Subscribing the C4012 handset
- Quick reference

18
C4012 Handset Standard 2.00
Subscribing the C4012 handset
The handset can be subscribed to a maximum of five DECT systems. If the
handset is not subscribed or out-of-reach for a DECT system, no Base
appears on the display.
Subscribing
With the handset in subscription mode, perform the following steps:
1. Press
PR2.
d appears on the display.
2. Enter the PIN code.
Obtain PIN code from the DECT management system.
3. Press
o.
The handset is subscribed.
Selecting/changing the handset ID
With the handset in subscription mode, perform the following steps:
1. Press
PR3.
Edit appears on the display.
2. Enter the number of the DECT system to name or edit.
Name of system appears on the display. On the first use, C4012 is the
default handset ID.
3. Enter the new handset ID using the keypad. This will overwrite the existing
digits.
You can edit digits by pressing
C.
4. Press
o.
The handset ID contains a maximum of six digits.










