Ip4Ww-Battery Box; Trunk/Extension/Isdn Expansion Interface Cards; Ip4Ww-408E-A1; Ip4Ww-008E-A1 - NEC SL1000 Hardware Manual

ISSUE 3.0

2.1.4 IP4WW-Battery Box

Connected to each KSU power supply, the external backup
battery provides DC power in case a loss of AC power
occurs. An optional (locally procured), external battery
source can be used to provide power during a power failure.
• Connect this box to the power supply at each KSU.
• Wall/floor-mountable
• One KSU can be mounted on the Battery box.
• Backup duration is approximately one hour.

2.2 Trunk/Extension/ISDN Expansion Interface Cards

2.2.1 IP4WW-408E-A1

This 408E card is installed in the 1632M KSU or 1632ME
EXP and provides a total of four analog trunk and eight
hybrid extension ports.
• Install this card to the expansion card slot at Main/
Expansion KSU
• Enables to connect the DSS console to hybrid Ext. port
No.8
• 1 power failure transfer circuit

2.2.2 IP4WW-008E-A1

This 008E card is installed in the 1632M KSU or 1632ME
EXP and provides a total of eight hybrid extension ports. The
ISDN BRI daughter board (2BRDB) can be mounted on this
board.
• Install this card to the expansion card slot at Main/
Expansion KSU
• Enables to connect the DSS console to hybrid extension
port No.8
• One ISDN BRI daughter board connection
Hardware Manual
SL1000
1-5