NEC SL2100 - Answer Schedule Override; Mailbox Announcement Message

ISSUE 4.0 SL2100
INSTALLING THE EXTERNAL BACKUP BATTERY 59
Section 2 INSTALLING THE EXTERNAL BACKUP BATTERY
2.1 General
The external backup battery box (IP4WW-Battery Box) with batteries provides power to the system
when AC power fails. It is connected to the power supply of each Chassis.
• An optional (locally procured), external battery source can be used to provide power during a power
failure.
• Each Chassis must have own IP4WW-Battery Box.
To avoid damage to equipment, do not install the Topaz Battery Box (DX2E-
32i/NX7E Battery Box) to the SL2100 system.
2.2 Unpacking
Unpack the IP4WW-Battery Box and check it against the following list. Inspect for physical damage.
Table 2-10 IP4WW-Battery Box Packing List
Items
List of Contents
QTY
IP4WW-Battery Box
Battery Box
1
Battery Connection Cable (Black & Red)
1
Battery Connection Cable (Blue)
1
Screws: M4 x 8
10
M3 x 6 with Washer
1
Screws: M4.1 x 16
6
Battery Box FM/WM Base-F
1
Battery Box FM/WM Base-R
1
Battery Box WM Support
1
Battery Box WM Hook
1