Panasonic KX-TA824, Руководство по эксплуатации

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1.3 Telephone Features
30 Operating Manual
To answer a callback ring set for a busy extension
To answer a callback ring set for a busy outside (CO) line
To cancel the callback ring (Automatic Callback Busy Cancel)
1.3.6 Background Music (BGM)
• If you do not answer the callback ring within 10 seconds (4 rings), this feature will be
canceled.
Feature Manual References
• 1.1.4 Automatic Callback Busy (Camp-on)
You can listen to background music (BGM) through your telephone speaker
while on-hook. If your extension becomes busy (off-hook, making or receiving a
call etc.), the music will stop. When you go back on-hook, the music starts again.
Off-hook.
PT/SLT
Talk.
While hearing a callback ring
R.B.Tone
Off-hook.
PT/SLT
Talk.
Dial outside phone
number .
outside
phone no.
While hearing a callback ring
D.Tone
Off-hook.
PT/SLT
No SLT