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Mitel 6xx c/d Handsets

The Handset Series 6xx are the native handsets for the Mitel SIP-DECT Infrastructure.

There are currently the following models:

Handsetname	Color display	Vibration motor	Bluetooth	IP65	CATiq Standard	proprietary SD slot	Latest firmware	HW revision
610d	❌	❌	❌	❌		❌	5.0.0.SP5	2
620d	✅	✅	✅	❌		✅	5.0.0.SP5	2
630d	✅	✅	✅	✅		✅	5.0.0.SP5	2
650c	✅	?	?	?	?	?	?	?
612d	✅	❌	❌	❌		❌	7.4.5	3.0.v2.6.12
622d	✅	✅	✅	❌		✅	7.4.5	?
632d	✅	✅	✅	✅		✅	7.4.5	?
612dV2	✅	❌	❌	❌		❌	7.4.5	4.0.v2.6.12
622dV2	✅	✅	✅	❌		✅	7.4.5	4.0.v2.6.22
632dV2	✅	✅	✅	✅		✅	7.4.5	?

Receive strength indicator for DECT Infrastructure measurements

All? handsets support enabling a test mode for testing the receive strength of up to 4 dect base stations.

Go into the menu
Type *76# * You are seeing the “Service” menu now. * Firmware 5.0.0SP5 * Enable “site survey” * Firmware 7.4.5 * Go into submenu “Test/Trace” * Enable “site survey” It is also possible to display all surrounding dect base stations in firmware 7.4.5. * Go into the menu * Type *76#
You are seeing the “Service” menu now.
Go into submenu “Test/Trace”
Go into “DECT Measure Mode”

Handsets with the 7.4.5 firmware can be switched into a test/trace mode. The default menu structure will be replaced with a menu structure suitable for testing and measurement.

Go into the menu
Type ***76#
You are seeing the “Service” menu now.
Go into submenu “Data management”
Change “Menu structure” to “Test/Trace”