What to do if my Siemens IP Phone displays 'The On-hook key was not pressed'?
- KKimberly AlvarezSep 4, 2025
If your Siemens IP Phone shows 'The On-hook key was not pressed', simply press the On-hook key to proceed.
What to do if my Siemens IP Phone displays 'The On-hook key was not pressed'?
If your Siemens IP Phone shows 'The On-hook key was not pressed', simply press the On-hook key to proceed.
What to do if Siemens Handsets has no reaction to key-stroke?
If your Siemens Handsets does not react when you press a key, it's likely that the keypad lock is activated. To unlock it, press the hash key until you hear a confirmation tone.
What to do if the line 'Base n' flashes on my Siemens IP Phone?
If your Siemens IP Phone displays 'Base n' flashing, it indicates the handset is likely out of the base radio range, the radio signals are too weak, the handset isn't registered, or synchronization attempts are too spaced out. Try moving closer to the base, changing your position, registering the handset, or switching the handset off and on again.
What to do if my Siemens IP Phone shows 'Not authorized'?
The 'Not authorized' message on your Siemens IP Phone indicates that you tried to use a blocked function. You should contact the relevant service personnel to get the COS (Class of Service) for the blocked function.
What to do if my Siemens IP Phone displays 'No connection under the phone number dialled available'?
If your Siemens IP Phone displays 'No connection under the phone number dialled available', ensure you are entering the phone number correctly. If the issue persists, try calling the attendant console.
Why is there no display on my Siemens IP Phone?
If your Siemens IP Phone has no display, it could be because the handset is not switched on, or the batteries are empty. Press the On-hook key until you receive confirmation. If that doesn't work, try charging or replacing the batteries.
What does de-crescendo tone sequence mean on Siemens HiPath 4000?
If you hear a de-crescendo tone sequence during input on your Siemens Telephone, it indicates an incorrect entry was made. Repeat the key sequence while watching the display, and consult the operating manual where applicable.
Why does the line "Base n" flash on my Siemens Handsets?
If your Siemens Handset displays the message "Base n" flashing, it could mean several things. First, you might be out of the base radio range or the radio signal is too weak, so try moving to a different location. Second, the handset might not be registered, so you should register it. Finally, the synchronization attempts might be too far apart, so try switching the handset off and then back on again.
What does de-crescendo tone during input mean on Siemens IP Phone?
A de-crescendo tone sequence during input on your Siemens IP Phone indicates that an incorrect entry was made. Repeat the key sequence while watching the display, and consult the operating instructions if needed.
What to do if my Siemens Telephone shows 'Feature not avail.'?
If your Siemens Telephone displays 'Feature not avail.', 'Incorrect entry', or 'Key not programmed', it indicates that a speed dial number is not available, an appointment was entered incorrectly, the entry is blocked or not allowed, a prerequisite has not been fulfilled, or the number dialed was incomplete. Correct your input, select a permitted option, or enter the phone number in full.
Architecture | Modular |
---|---|
Supported protocols | SIP, H.323, ISDN |
VoIP Support | Yes |
ISDN Support | Yes |
Analog Support | Yes |
Integration | CTI, CRM, ERP |
Compatibility | Siemens |
Overview of the phone's physical layout and key components.
Information on assigning functions to sensor keys.
Procedures for answering incoming calls via handset or speaker.
Procedures for transferring calls with or without announcement.
Overview of different call forwarding types and options.
Features like call waiting and managing second calls.
Including multiple parties in a conference call.
Assigning functions to programmable sensor keys.
Setting up direct station selection keys.
Assigning external calls to specific projects using codes.
Setting and managing user passwords for menu access.
Securing the phone against unauthorized access.
Managing call reception status.
Logging into other phones using PIN.
Preparing the phone for Bluetooth device connections.
Interpreting and resolving screen error messages.
Common issues like unresponsive keys or no ringing.