Settings > Basic > Alarms > Other Alarms > Drop down list to “Disconnect” > Turn off the “Buzzer” option by deselecting the checkbox > Exit To disable this, follow these instructions: Upon startup, you should see the words “Upgrading” on the monitor screen. Download the file to a 2.0 USB flash drive and insert into the rear USB marked “USB 2.0” and restart your DVR. Update your firmware using the version above. Q: My new Guardian system beeps after I have set it up, what’s happening?Ī: There is a default buzzer when the DVR is not connected to the internet/LAN. If you still want to use them, you can manually configure them by specifying a registrar/SBC IP and AUTH ID via the phone’s web interface.Need help finding answers to questions? Customer Support Knowledge Base

These phones cannot be provisioned from within 3CX.

Legacy phones (Manually configured, no support)

Grandstream Doorphone GDS37 Series: 3705, 3710.

Grandstream PA speaker - GSC35 Series: 3505, 3510.

Fanvil doorphones - (i10S, i20S, i31S, i56A, i61, PA2 and others).

Yealink T1/T2 Series: T19(P) E2, T21(P) E2, T23P/G, T27P, T27Gĭoorphones/ PA Systems/ Intercom /Conference.

Htek UC8/UC9 Series: UC802, UC803, UC923 and others (3rd-party supported).

Grandstream GXP Series: GXP16, GXP17 and GXP21 series (3rd-party supported).

Grandstream GRP26 Series: 2613, 2615 and others.

Gigaset N670 IP PRO, N870 IP PRO (DECT phone).

You can use them if you have them but do not buy these phones new or second hand.

The phones are EOL and do not receive new firmwares or we do not test the new firmwares (in the case of 3rd-party supported). These can be provisioned with 3CX and work at the time of testing.

Yealink T3 Series: T30P, T31P/G, T33P/G.

Yealink T4 Series: T42S, T46S/U, T48S/U and others.

Yealink T53, T53C, T53W, T54W, T57W (can be Router phone).

Snom D7 Series: D715, D735, D785 and others.

Fanvil V62, V64, V65 (can be Router phone).

They are stable and the easiest to support. These companies work hand in hand with us to ensure a fast response to firmware related matters and test immediately against our latest releases.

Uniden firmware