NEC nd-20292 - page 462

420.18 Callback Request Message
1. ToSet:
Upon receiving call waiting tone, busy tone or no
answer when placing an extension call:
0
0
NOTE:
Dial access code (Default: #) or depress
DSS key programmed for this access
code.
Receive confirmation tone and hang up.
Callback requests (3 maximum) can only
be set at a Multiline Terminal with
LCD. They cannot be set at SLTs or
Multiline Terminals without LCD.
2. To Cancel:
a. From originating Multiline Terminal:
l Depress primary extension line key.
l Lift handset to receive dial tone.
l Redial the extension number.
l Restore handset.
SAMPLE LED INDICATIONS
1
EXT green LED is lit steady.
I
L-l
EXT green LED goes off.
1 EXT 1 green LED lights.
YD-20292
CHAPTER 4
APRIL, 1990
SAMPLE LCD INDICATIONS
BhJISIfl 1 1 1 1 1 1 1 1 111317’
idol :I4151 IoIcITI lslsl IFIRII
MIE.~sIsIAIGIEI IsIEITI I I1 1317
1101 :I4151 IoIcITI Mel IFIRII
I I I I I I I I I I I I I I I
1101 :l.4151 ~oIcITI 12181 IFIRII
1 1 1 IE~x~T~ 1~11 PIEI I I I
ilol :I4151 ~oIcITI 12181 IFIRI I
I I I I I I I I I I I I 111317.
1101 :I4151 IoIcITI Mel IFIRII
I I I I I I I I I I I I III
1lol :I4151 ~oIcITI Mel IFIRII
400 - 51