Brand: SIEMENS
Category: Telephone
Document Type: Manual
Language: EN
Manual for HiPath 4000
Uploaded: Nov. 21, 2025, 7:10 p.m.
Warranty Information
Warranty information is subject to individual contract terms and availability may change.
Answering a call
- Via handset
- Via loudspeaker (speakerphone mode)
- Via headset
Making calls
- Off-hook dialing
- On-hook dialing (speakerphone mode)
- With headset connected
- With DDS keys
Call Handling
- Ending a call
- Redialing
- Calling a second party
- Transferring a call
- Call forwarding (fixed, variable, other types)
- Using callback
Enhanced Functions
- Accepting calls for others
- Hunt group pickup
- Conferencing
- System-wide parking
- Intercom and broadcast calls
Programming
- Function keys
- Speed dial numbers
Privacy & Security
- Locking the telephone
- "Do not disturb"
- Caller ID suppression
Troubleshooting
- Responding to error messages
- General troubleshooting tips
- Caring for your telephone
Troubleshooting and error codes
| Screen Message | Possible Causes | Possible Reactions |
|---|---|---|
| Time exceeded | Maximum input time exceeded. Handset not replaced. |
Make entries more quickly, avoid long pauses between key presses. |
| Please try later | System is overloaded, no line free, queue full. | Wait and try again later. |
| Currently not accessible | a) Function is currently not available. b) The phone number dialed is not in service. |
a) Wait and try again later. b) Enter the number correctly or call the exchange. |
| Not possible / Incorrect input / Nothing stored | Speed dial number not available, reminder entered incorrectly, blocked or invalid entry, prerequisite not met, incomplete number dialed. | Correct entry, select permitted option, and enter phone number in full. |
| Not authorized / Not allowed | a) Disabled function selected. b) Incorrect PIN entered. |
a) Apply for authorization for disabled function from relevant service personnel. b) Enter correct PIN. |
| Not available | Incomplete phone number entered, star or hash key not pressed. | Enter phone number or code correctly or as instructed. |
| protected | Data transfer in process. | Wait and try again later. |