SL1100
Stock Number
780324
NEC 1-Port IP Logging
Unit
808920
Installation Cable - Open
Ended 25 pair with (6) 8-
pin Plugs
2.1 KSUs and Optional Unit
2.1.1 IP4[ ]-1228M-B KSU
The Main or controlling KSU is shipped fully assembled. The following are included with the KSU:
• CPU with main software (CPU-B1)
• Power supply (110V/240V)
• 1 External backup battery connector
• 2 mounting spaces for 080E/008E/000E/1PRIU
• 8 digital and 4 analog extension I/F (084M-B1)
• 1 mounting space for 4COIDB-B1
• 1 slot for EXIFB-C1
• 2 general purpose relays
• 1 audio output for Paging (mini-jack)
• 2 audio inputs for ExMOH/BGM (mini-jack)
• SLT ringer
• Message waiting lamp driver
• 2ch Built-in Auto Attendant
• VMDB/MEMDB are initially equipped on the IP4NA-CPU-
B1.
The on-board DSP provides:
• 16 telephony resources (DTMF/Dial tone/Busy tone/FSK caller-ID receiver/sender)
• 128 tone sender resources (System tones sender/DTMF sender)
• 32 ch conference resources
2.1.2 IP4[ ]-1228ME-B EXP
A maximum of three (V3.5 or higher) additional 1228ME EXPs can be connected to expand the
system capacity of the 1228M KSU. Although similar in shape and size as the 1228M KSU, the
capabilities are not the same. The following are included with the 1228ME EXP:
• Power supply (110 V/240 V)
• 1 external backup battery connector
• 2 mounting spaces for 080E/008E/000E/1PRIU
• 8 digital and 4 analog extension I/F (084M-B1)
• 1 mounting space for 4COIDB-B1
• EXIFE-C1 (1 connector for 1228M-B KSU)
• 2 general purpose relay
• 1 audio output for Paging (mini-jack)
• 2 audio inputs for ExMOH/BGM (mini-jack)
• SLT ringer
• Message waiting lamp driver
1-4
Equipment Name
1-Port IP Logging Unit
Provides connection to MDF for line and station ports
Equipment Description
ISSUE 5.0
Note
(V4.0 Added)
Introduction