AT&T DECT 6.0 SB67128 - Manual (Page 5)

Registration
STATUS indicator light
Slow flash The repeater is powered on and in idle mode waiting to be re-
registered.
-OR-
The registered repeater is not connected to the telephone base.
-OR-
Your telephone base has no power.
Quick flash The repeater is registering to the telephone base.
On The repeater is successfully registered and in a normal operation
mode.
Off The repeater has no power.
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