Operation Manual
Table Of Contents
- Copyright
- Warranty
- Declaration of conformity
- Safety instructions
- Disposal of the product
- Hardware Components
- User Interfaces
- User and Administrator Mode
- Documentation
- Phone Installation
- Phone Initialization
- Registration
- Idle Screen
- Phone User Interface
- Web User Interface
- General Configuration Tasks
- Display Configuration Tasks
- Audio Configuration Tasks
- SIP Identity Configuration Tasks
- Function Key Configuration Tasks
- Maintenance Tasks
- Outgoing Calls
- Extension (SIP identity) for Outgoing Calls
- Making Calls
- Auto Completion (Number Guessing)
- Call Completion
- Call Termination
- Redial
- Call Indication
- Accepting Incoming Calls
- Call Waiting
- Denying Incoming Calls
- Denying Incoming Calls Automatically
- DND (Do Not Disturb) Mode
- Call Forwarding
- Audio Operation Modes
- Mute / Unmute
- Multiple Speaker Mode
- Hold and Resume
- Call Transfer
- Conference
- Call Recording
- Logoff All Users (Extensions/SIP Identities)
- Logon New User (Extension/SIP Identity)
- Access
- Access
- Availability
- Access
- Changing the Presence State
- Contact Presence
- Acoustical Indication
- Visual Indication
- Retrieve New Messages
- Busy Lamp Field (BLF) feature
- “Calls” List
- Call Pickup

User Manual - English
71
Hold and Resume
This call function allows you (extB) to place an active call from extA on hold. When placing a
call on hold, your IP PBX might play a melody or message to the other party while waiting.
Other calls can be received and made while having a call on hold.
Hold
Action: Place an active call on hold
ip810c ip820c ip830c ip840c
Press the free function “Line” key whose adjacent LED is lit up
- or press
Hold
Result: The current call is placed on hold. This is indicated by the slowly blinking LED of
the free function “Line” key. The following message is displayed:
Calls on Hold: 1
extA
Calls on Hold: 1
extA
— Calls on Hold: 1 —
extA
Calls on Hold: 1
extA
extB
Resume
Action: Resume a held call
ip810c ip820c ip830c ip840c
Press the free function “Line” key whose adjacent LED is blinking slowly .
- or press
Hold
Result: The held call is resumed. The number of the calling party is displayed.
extA 1:10
'extA
1:10
… … … …
—— Connected ——
extA
Connected time
e
extA
f
extB
Several calls, e.g. to extA, extC, and extD, can be placed on hold simultaneously. Navigate
through the calls on hold with
and resume the highlighted one with .
Calls on Hold: 3
extA
Calls on Hold: 3
extA
— Calls on Hold: 3 —
extA
Press or
Calls on Hold: 3
extC
Calls on Hold: 3
extC
— Calls on Hold: 3 —
extC
Calls on Hold: 3
extA
extB
extC
extB
extD
extB