Brand: SIEMENS
Category: Telephone
Document Type: Manual
Language: EN
Manual for OpenStage 60T/80 T
Uploaded: Nov. 21, 2025, 8:31 p.m.
Warranty Information
Consult your contract for specific warranty terms. Technical specifications are subject to change.
Answering a call: Use the handset, headset, or speakerphone. The phone will ring for incoming calls, and the display will indicate the call status.
Making calls: Dial directly using the keypad, use speed dial options, or select from phonebooks and call lists. You can also initiate calls via programmable keys.
During a call: Options include holding calls, transferring calls, using speakerphone, muting the microphone, and adding parties to a conference.
Advanced features: Includes call forwarding, voicemail access, message management, and personalizing settings like ringtone and display brightness.
Troubleshooting: Provides guidance for common issues such as unresponsive keys, no ringing, or inability to dial external numbers. Contacting service personnel is recommended for persistent problems.
Troubleshooting and error codes
| Problem | Possible Cause | Reaction/Solution |
|---|---|---|
| Pressed key does not respond | The key is stuck. | Check if the key is stuck. |
| Telephone does not ring | "Do not disturb" function is activated. | Deactivate the "Do not disturb" function. |
| Cannot dial an external number | Telephone is locked ("Not authorized" appears). | Enter your PIN to unlock the phone. |
| Other problems | - | Contact service personnel. If they cannot resolve, contact Customer Service. |