NEC 308 - Manual (Page 11)

Tones you may hear . . .
Lift handset + 07 + Security Code + Line Access
Code + Phone number. Walking Class of
Service:
Quick Reference for Other Features
Seize CO line + Hookswitch + 99 + Account Code
+ Hookswitch + Telephone number. Account Code:
This means you made a mistake in placing a call
or using a feature. Hang up and start over.
This means you have a Message Waiting.
This means that Call Forward is activated on your
phone. Slow busy-type signal
when the handset is
first lifted:
Moderate busy-type
signal when the handset
is first lifted:
Fast busy or warble
tone anytime:
To answer a Door Box call:
Lift handset + 08 + 9.
To call a Door Box:
Lift handset + 88 (Door Box 1) or 89 (Door
Box 2).
Door Box:
Lift handset + Page Zone (Portrait 308=80-85,
Portrait 824=80-87) + Make announcement +
Hang up. Page:
Set: Lift handset + 054 + Enter time (24-hour
clock) + Hang up.
Clear: Lift handset + 059 + Hang up. Reminder Call:
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