What happens when there is a power failure with my Panasonic PBX?
- GGrace RomeroSep 23, 2025
When a power failure occurs, all functions of the Panasonic PBX and Panasonic PTs stop.

What happens when there is a power failure with my Panasonic PBX?
When a power failure occurs, all functions of the Panasonic PBX and Panasonic PTs stop.
Why is speed dialling not working on my Panasonic KX-TEA308 PBX?
If speed dialling or one-touch dialling isn't working on your Panasonic PBX, the programming might be incorrect. Make sure you've stored the outside (CO) line access number (e.g., 9, 0, or 81-83) at the beginning of the telephone number.
What to do if outside calls cannot be made with a Panasonic KX-TEA308 PT?
If you can't make outside calls with a proprietary telephone (PT) on your Panasonic PBX, a flexible button on the PT may not be programmed to select an outside (CO) line. Program the CO buttons to resolve this.
Why is my Panasonic KX-TEA308 proprietary telephone not ringing?
If your Panasonic PBX proprietary telephone (PT) isn't ringing, the ringer volume might be set to off. Adjust the ringer volume to either 'HIGH' or 'LOW'.
How to fix distorted audio (Music on Hold) on Panasonic KX-TEA308?
If the audio, such as Music on Hold or Background Music, is distorted on your Panasonic PBX, the audio level from the output of the audio source might be too high. Decrease the output level of the external audio source using its volume control.
How to change date and time on Panasonic KX-TEA308 PBX?
If the date and/or time are not correct on your Panasonic PBX, ask your operator or manager to change the date or time.
How to check extension number on Panasonic KX-TEA308 PBX?
If you want to confirm your extension number on your Panasonic PBX, press the " " key 2 times while on-hook, or do it through personal programming.
Why can't I send a call waiting tone on my Panasonic KX-TEA308?
If you cannot send a call waiting tone to the dialled extension on your Panasonic PBX, it could be because the other party has not set the Call Waiting feature. Ensure the other party has set the Call Waiting feature.
Why is the message light on my Panasonic KX-TEA308 PBX lit?
If the MESSAGE/Message button light or Message/Ringer Lamp is lit on your Panasonic PBX, it could mean one of three things: someone has left a message waiting indication for you, someone has left a Built-in Voice Message (BV) for you, or someone has left a Voice Mail message for you. Press the MESSAGE/Message button to call the party back or receive the message.
What if Panasonic KX-TEA308 does not operate correctly after restarting?
clear the programming data stored in the PBX.
| Expandable | No |
|---|---|
| Direct Inward System Access (DISA) | Yes |
| Uniform Call Distribution (UCD) | Yes |
| Built-in Voice Message (BV) | No |
| Caller ID Compatibility | Yes |
| Power Failure Transfer | Yes |
| Capacity | 3 CO lines, 8 Extensions |
| Power Supply | AC 110-240V |
Introduces basic phone usage, types of telephones, and key elements.
Details various methods for initiating calls, including internal and external.
Explains how to answer incoming calls and manage call ringing.
Covers features like call transfer, hold, conference, and call waiting.
Describes features for managing calls and messages when away from the desk.
Explains how to use the paging system for announcements.
Covers personalizing phone settings like alarms and call handling.
Details integration with external devices like doorphones and voice systems.
Focuses on features specific to telephones with displays.
Outlines administrative controls for extensions and system settings.
Explains how to remotely lock or unlock extensions for security.
Details how to change the system's operational mode (day, night, lunch).
Describes how to clear all logged caller information from the common area.
Guides users on personalizing phone settings and buttons.
Details how to print and clear call log information.
Covers advanced PBX system configuration and settings.
Provides solutions for common phone and system issues.
Lists feature numbers for accessing PBX functions.
Explains different tones used by the system for feedback.











