Specifications

October, ‘03 Comdial 15
DX-80 Installation & Maintenance
1.2.4 CONFIGURATION TABLE
1.3 Key Service Unit
The DX-80 Key Service Unit (KSU) is a modular flat-pack design. Two KSU’s (KSU1 and KSU2)
may be equipped to achieve the total system capacity of 16 CO lines, 56 extensions (48 digital and 8
analog) and 8 Voice Processing channels. KSU1 is factory equipped with one 408M, one APM4 and
the CPM. KSU2 is factory equipped with one 408E.
Each KSU is a self-contained cabinet with internal power supply. The power supply AC transformer
voltage switch can be set for either 117vac or 230vac operation. (It is factory set for 117vac oper
-
ation.) The KSU is designed to be mounted on the wall and is shipped with a wall mounting template.
The compact KSU weighs less than 20 pounds and is UL Listed.
Equipment Installed
COM4 DPM8 APM4
CO Lines Digital Ports Analog
Ports
KSU1
(one APM4
included
standard)
4 8 4
1 4 16 4
2 4 24 4
1 8 8 4
1 1 8 16 4
1 2 8 24 4
1 1 1 8 16 8
KSU2
adds to KSU1
configuration
(KSU2 does
not come with
an APM4)
4 8
1 4 16
2 4 24
1 8 8
1 1 8 16
1 2 8 24
1 2 1 8 24 4
1 1 2 8 16 8
Maximum configuration using 100%
of digital port capacity
16 48 8
Maximum configuration using 100%
of analog port capacity
16 32 16