DSX-40 PCBs
DSX-40 4 Port (4COIU) Line PCB with Caller ID
P/N 1091001
Line ports: 4
Max. line cards installed: 1 (4 additional
CO line ports)
Max. line ports: 8 (4 in the CO line card
plus 4 built-in)
The 4-Port CO Line Card with Caller ID is an expansion card that provides four additional CO line ports
with built-in Caller ID. You can install this card only in the bottom expansion slot for a system maximum of
8 outside line ports.
Tips to remember:
• You can install the 4-Port CO Line Card with Caller ID only in the bottom expansion slot.
20 ◆ Components
Installs only in the bottom expansion slot.
Caller ID: Built in
Message Waiting: FSK only
DSX Component Guide