54
Registration
Register a C52-SP DECT Expansion Speakerphone
You can register up to two C52-SP DECT Expansion Speakerphones to your C620 SIP
Wireless Conference Phone.
If your organization uses DECT auto registration:
The C52-SP will automatically register to the C620. You do not need to take any
further action.
If your organization does NOT use DECT auto registration (or if you are not sure):
You must first turn off auto registration on the C52-SP by performing the
following steps:
1. Press and hold the MUTE ALL button on the C52-SP for five seconds.
2. Press and hold the TALK/OFF button on the C52-SP for five seconds.
The C52-SP LEDs turn steady orange for five seconds, then slowly flash
orange.
At this point, you can manually register the C52-SP to the C620 by folllowing
the instructions below.
Manually register the C52-SP to the C620
1. Press and hold the REGISTRATION button on the bottom of the C52-SP unit for
five seconds.
When you release the button, the C52-SP LEDs will flash red and green
alternatingly. This indicates the C52-SP is ready for registration.
2. Press and hold the LINK key on the C620 base unit for four seconds.
The
and
SIP
LEDs flash green for about 10 seconds, then turn steady green.
If registration is successful, the LEDs on the C52-SP turn green for five seconds.
If registration fails, the LEDs on the C52-SP turn red for five seconds.
3. To register an additional C52-SP speakerphone, follow the instructions in
"Register a C52-SP DECT Expansion Speakerphone", above.