Panasonic KX-NCP500 User Manual page 42

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PT/SLT/PS
While hearing a callback ringing
outside
phone no.
Off-hook. Dial outside phone
number.
PT/SLT/PS
4
Off-hook. Enter
PT/SLT/PS
While hearing a busy tone
6
C.Tone
On-hook.
Enter 6.
Talk.
6
C.Tone
46. On-hook.