Appendix A
Alert tones & lights
Alert tones
Handset tones
Two short beeps | VOLUME | keys are pressed when the volume | |
is already at its highest or lowest setting. | |||
| |||
Four short beeps | Low battery warning. | ||
Two beeps | Out of range while the handset is on a call. | ||
Three rising tones | Command completed successfully. | ||
Telephone base tones
Beeps every 10 seconds
Four short beeps
Message alert.
VOLUME 
keys are pressed when the volume is already at its highest or lowest setting.
Lights
VOICEMAIL
Flashes when you have new voicemail. Voicemail is a service offered by your local telephone company, and is different from answering system messages.
IN USE
ANSWER ON
On when the answering system is on and ready to receive calls.
Bluetooth
•On when the telephone base is
paired and connected with a cellular phone.
•Flashes when the Bluetooth feature is activated and waiting for pairing and connection.
•On when the handset is in use, when the answering system is answering an incoming call or when you are registering a handset.
•Flashes when another telephone is in use on the same line, or when you are deregistering handsets from the telephone base.
•Flashes quickly when there is an incoming call.
CHARGE
On when the handset is charging
in the telephone base or charger.
Blue backlit display
Blue backlit keypad
SPEAKER 
On when the speakerphone is on.
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