Table of Contents
1. Overview .............................................................................................................................................1-1
System Technology............................................................................................................................................. 1-1
Optional Equipment...................................................................................................................................... 1-1
Configuration ....................................................................................................................................................... 1-2
Voice Processing Modules ........................................................................................................................... 1-2
Configuration Table...................................................................................................................................... 1-4
Key Service Unit........................................................................................................................................... 1-5
Power Supply ............................................................................................................................................... 1-5
408M (KSU1 component)............................................................................................................................. 1-6
408E............................................................................................................................................................. 1-7
MDM (Modem Module)............................................................................................................................... 1-10
Specifications .................................................................................................................................................... 1-14
Current draw: ............................................................................................................................................. 1-14
System criteria and capacity: ..................................................................................................................... 1-15
Electrical data:............................................................................................................................................ 1-16
Environmental data: ................................................................................................................................... 1-17
Unit (Component) detail: ............................................................................................................................ 1-17
Wiring data: ................................................................................................................................................ 1-18
Regulatory data:......................................................................................................................................... 1-19
Signaling (internal) data: ............................................................................................................................ 1-19
2. Installation ..........................................................................................................................................2-1
Installation Outline............................................................................................................................................... 2-1
Site Planning ....................................................................................................................................................... 2-2
Tools and Supplies.............................................................................................................................................. 2-2
KSU Wiring.......................................................................................................................................................... 2-5
MDF (Main Distribution Frame) .................................................................................................................... 2-5
No MDF........................................................................................................................................................ 2-5
Typical MDF Installation ...................................................................................................................................... 2-6
KSU Components................................................................................................................................................ 2-7
Replacing a 408 M / E ......................................................................................................................................... 2-7
KSU Assembly - Add-on Modules ...................................................................................................................... 2-8
Adding an MDM (Modem Module)..................................................................................................................... 2-13
Adding a Music Source(s) ................................................................................................................................. 2-15
P7290 IMM
DX-80 I
M
NSTALLATION AND
AINTENANCE
TOC-1
M
ANUAL