User's Manual

176 Nortel IP Phones 1200 Series LCD Expansion Module
The IP Phones support up to four LCD Expansion Modules. With four LCD
Expansion Modules, the IP Phones provide up to 48 additional line feature
keys.
The IP Phone 1230 can also support up to 48 additional line/feature keys
using the Second Page functionality with one or more LCD Expansion
Modules attached. The Second Page functionality works across both the
IP Phone and the LCD Expansion Module. Press the Left or Right arrow
keys to view the second page of feature keys to appear both on the IP
Phone feature keys and the LCD Expansion Module keys. You cannot
switch the pages on the IP Phone and on the LCD Expansion Module
separately.
The IP Phone 1220 does not support Second Page functionality.
Table 42
Number of keys provided by IP Phones 1200 Series LCD Expansion Module
Number of LCD Expansion Modules
IP Phone
1220
IP Phone 1230
1
12 keys 2 pages x 12 keys = 24 keys (paged)
2
24 keys 2 pages x 24 keys = 48 keys (paged)
3
36 keys 1 page x 12 keys = 36 keys
(non-paged)
4
48 keys 1 page x 12 keys = 48 keys
(non-paged)
Key numbers for the LCD Expansion Module are consecutive starting
from 32 up to 79, depending on the number of LCD Expansion Modules
configured. The key numbers are grouped in four logical pages of 12 keys.
Table 43 "Key and page numbering " (page 176) shows the key and page
number for various LCD Expansion Module configurations.
Table 43
Key and page numbering
Configured
LCD Expansion
Module
Keys Attached
LCD Expansion
Modules
Description
1
The first range (32 to 43) of keys
displays on the first page of the
LCD Expansion Module and the
second range of keys (44 to 55)
displays on the second page.
2
The first range (32 to 43)
displays on the first LCD
Expansion Module. The second
1
12*1*2=24,
2 ranges
Nortel Communication Server 1000
IP Phones Fundamentals
NN43001-368 05.06 30 April 2010
Copyright © 2003-2010 Nortel Networks. All Rights Reserved.
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