AT&T SB67040 User Manual page 53

Table 7. TL7600 Cordless Headset Operation (Continued)
Function Description
Alert tones Three short beeps.
Low battery warning 1 short beep every 20 seconds.
Key beep 1 short beep.
ON/OFF light status On.
Flashes quickly.
Flashes three times followed by
a pause, then repeats this cycle
three more times and then shuts
down.
Flashes twice in orange and blue
every five seconds.
Flashes every 20 seconds.
Flashes every three seconds.
Overview
Synapse User's Guide
Operation
VOLUME +/– keys are pressed when the volume is already at
its highest or lowest setting.
The Headset is not registered and the Headset ON/OFF
button was pressed.
The Headset has gone out of range from the Deskset during a
call.
Battery getting low.
When the Headset ON/OFF key is pressed to start or end a call.
Headset is registered to the Deskset and is charging in the
Headset charger.
There is an incoming call.
The battery level is very low.
The Headset is not registered.
The battery is low and needs to be charged in the Headset
charger.
The Headset is in use.
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