Specifications

II
Introducing The DXP
Introducing The DXP
. . . . . . . . ..L.............................................................~......
l-l
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
Introducing This Course .......................................................................
l-l
Using The Video Series ........................................................................
l-2
Introducing The DXP Hardware ..........................................................
l-3
The DXP’s modular design ..........................................................
l-3
Introducing The DXP Main
Cabinet .................................................... l-4
Using The DXP Modem ......................................................................
l-5
Using The Battery Backup ................................................................... l-5
Identifying The Mandatory DXP Boards .............................................
l-6
Interface Boards
...........................................................................
l-6
Services Board .............................................................................
l-7
CPU Assembly .............................................................................
l-7
RAM Card.. .................................................................................. 1-8
Software Card ..............................................................................
l-8
Identifying The Station Boards
............................................................
l-9
Analog Station Board.. ................................................................. l-9
Digital Station Board ...................................................................
l-9
Industry Standard Telephone Board.. ......................................... l-10
Wiring The Stations ...................................................................
l-10
Identifying The Line Boards ..............................................................
l-11
Loop start line board ..................................................................
1-12
Multipurpose line board.. ........................................................... 1-12
TI board.. .................................................................................... 1-13
DID board .................................................................................. l-13’
Chapter Con tents