NEC DSX-40 - Installing Expansion Cards, the Battery, and Replacement Fuses; Installing Expansion Cards; Station Cards; Line Card

Installing Expansion Cards, the Battery, and Replacement Fuses
DSX-40 Hardware Manual Installation ◆ 25
Installation
Installing Expansion Cards, the Battery, and Replacement Fuses
Installing Expansion Cards
The DSX-40 accepts up to 3 Expansion Cards: two for stations and one for lines. The following expansion
Cards are available:
❥ 8-Port Digital Station Card ((P/N 1091002)
❥ 8-Port Analog Station Card (P/N 1091003)
❥ 4 Port CO Line Card with Caller ID (P/N 1091001)
Station Cards
The top 2 expansion positions are for the 8-port station cards, and you can install them in either position in
any combination.
Line Card
The bottom expansion position is reserved for the 4-port line card. This allows you do expand the DSX-40
from 4 lines to 8 lines, all with built-in Caller ID.
Figure 6: Installing Expansion Cards
DSX-40 Station Card Capacities
Top Position (9-16) Middle Position (17-14) Total
8-Port Digital Card 8-Port Digital Card 24 Digital and 2 Analog
8-Port Digital Card 8-Port Analog Card 16 Digital and 10 Analog
8-Port Analog Card 8-Port Analog Card 8 Digital and 18 Analog
1093097 - 7
Captive nut under motherboard
Top
(Stations
9-16)
Station
Cards
only
Middle
(Stations
17-24)
Bottom
(Lines
5-8)
CO Line
Card
only