NEC SL2100 User Manual page 9

If your call doesn't go through...
 Set Camp On / Callback
Hear Busy Tone
or No Answer
 Camp On In case of Intercom Call, when you hear ringing, wait for the called party to answer.
In case of Outside Call, when you hear Dial Tone, begin telephone number dialing.
 Callback In case of Intercom Call, when your terminal starts the ringing, lift handset and wait for the
called party to answer.
In case of Outside Call, when your terminal starts the ringing, lift handset, hear Dial Tone,
and begin telephone number dialing.
 This function is applicable in case all trunks are busy condition. (not applicable for dialed outside party
busy)
 Cancel Camp On / Callback
(In case of Camp On)
 Repeat Dialing <Outside Call Only>
Hear Busy Tone
or No Answer
 When the Repeat Dialing is set, Repeat Dial Key shall flash and the system automatically and periodically
redials a call. Repeat duration is programmable. Ask your NEC Authorized Supplier for the details.
 You should lift the handset when the called party answered.
 Press flashing Repeat Dial Key to cancel.
8 5 0
Camp On Key
(SC851+35)
Repeat Dial Key
(SC851+29)
Camp On
Callback
8 0
7
8
Wait without
hanging up
Wait for the system
to call you back