Instruction manual

The Control Unit
1-9
Introduction
800 NI-BRI 8 BRI facilities (16 end points); upgradeable with PCMCIA
card
008 MLX 8 MLX extension jacks (16 endpoints); upgradeable with
PCMCIA card
008 OPT 8 tip/ring extension jacks with 2 touch-tone receivers
(12 endpoints)
008 OPT with
ring generator
8 tip/ring extension jacks with 2 touch-tone receivers; ring
generator (12 endpoints)
012 T/R with
ring generator
12 tip/ring extension jacks with 2 touch-tone receivers;
ring generator
012 T/R without
ring generator
12 tip/ring extension jacks with 2 touch-tone receivers
016 ETR 16 ETR extension jacks, including 6 with tip/ring
functionality, with 4 touch-tone receivers; upgradeable
with PCMCIA card
016 MLX 16 MLX extension jacks (24 endpoints); upgradeable with
PCMCIA card
016 T/R 16 tip/ring extension jacks with 4 Touch-Tone Receivers;
upgradeable with PCMCIA card
024 TDL 24 digital extension jacks (48 endpoints); 8 touch-tone
receivers; upgradeable with PCMCIA card
MERLIN
LEGEND Mail
7 internal tip/ring jacks with 2 touch-tone receivers;
MERLIN LEGEND Mail Voice Messaging System resides
on this module
MERLIN
Messaging
System
7 internal tip/ring jacks with 2 touch-tone receivers;
MERLIN Messaging System resides on this module
Table 1-1. Supported Modules—Continued
Board Type Description