Comdial Dxp Plus Instructions Manual

Ring Generator Assembly
Power Supply Assembly
PLUS064
Attaching The Ring Generator To The Power Supply
Power Supply
Assembly Ring Generator
Assembly
Ring
Generator
Cable
Power
Cable
PLUS030
Installing The Ring Generator And Power Supply
Installing The Ring Generator Assembly IMI89–187
Installing The Ring Generator Assembly – 5 

Installing The Conference Board
In The DXP Plus Digital Communications System
1.0 Introducing The Conferencing Board
The software timing for the DXPPlussystems, dedicates 32 time slots for conferencing operations. Different
types of conferencing actions require different quantities of time slots as detailed in the following list:
·SOHVA = 3 time slots,·Service Observing = 3 time slots,
·Executive Override = 6 time slots,·Three-Way Conference = 6 time slots,
·Four-Way Conference = 8 time slots,·Five-Way...

2.0 Installing Circuit Boards
CAUTION
Circuit boards are susceptible to damage caused by electrostatic discharge, and you must keep this fact in
mind as you handle the circuit boards. Refer to the Comdial publication IMI01-005,Handling Of
Electrostatically Sensitive Components, for general information. Specific handling precautions are also
included in this installation instruction.
2.1 Creating A Static Safe Work Area
When servicing the common equipment cabinet at the installation location, it is a good...

Typical Earth
Ground
Static
Wrist
Strap
ESD Protective
Mat ESD Protective
Mat
ESD Protective
Worksurface
Static 2
Common Point Ground
Creating A Static Safe Work Area
Expansion
Cabinet
Expansion
Cabinet
Earth
Ground 1 Meg Ohm
Resister Conductive
MatStatic Discharge
Wrist Stap Common
Equipment
Cabinet
PLUS035
Providing Static Protection At The Cabinet Mounting Location
Installing The Conference Board IMI89–188
Installing The Conference Board – 3 

2.2 Installing Conference Boards In The Equipment Cabinet
Install one or more conference boards (as needed) in any unused universal board slots.
1. Normally you should disconnect the AC power cord from the AC outlet and disconnect the optional battery
back-up assembly from the main cabinet power supply; however, when necessary, you can install a DXCNF
board in an operating system. If you must do this, connect one end of a standard telephone handset coil cord
to the precharge port on the power supply....

Viewing A Typical Conference Board Installation
Static Discharge Wrist StrapPower Supply
Pre-charge Port
Conference
Board Conference
Board
Pre-charge
Port Pre-charge
Cable For
Conference
Board
Installation
During
Power Up
PLUS023
Installing The Conference Board IMI89–188
Installing The Conference Board – 5 

Installing The DXOPT–COM Communications Card
In The DXP Plus Digital Communications System
1.0 Understanding The Communications Card
The communications card provides serial data ports for interfacing such items as open architecture interface
applications, PC attendant positions, and the SMDA data printer.
NOTE: The serial data ports located on the CPU board are dedicated to PC-based programming and the remote
maintenance modem.
You can install communications cards on the services board, the expansion...

2.0 Installing Circuit Boards
CAUTION
Circuit boards are susceptible to damage caused by electrostatic discharge, and you must keep this fact in
mind as you handle the circuit boards. Refer to the Comdial publication IMI01-005,Handling Of
Electrostatically Sensitive Components, for general information. Specific handling precautions are also
included in this installation instruction.
2.1 Creating A Static Safe Work Area
When servicing the common equipment cabinet at the installation location, it is a good...

Typical Earth
Ground
Static
Wrist
Strap
ESD Protective
Mat ESD Protective
Mat
ESD Protective
Worksurface
Static 2
Common Point Ground
Creating A Static Safe Work Area
Expansion
Cabinet
Expansion
Cabinet
Earth
Ground 1 Meg Ohm
Resister Conductive
MatStatic Discharge
Wrist Stap Common
Equipment
Cabinet
PLUS035
Providing Static Protection At The Cabinet Mounting Location
Installing The Communications Card IMI89–190
Installing The Communications Card – 3 

3.0 Installing The DXOPT-COM Card
You can install up to four communications cards to attain a maximum of 16 serial data ports. You can install these
cards in the lower two slots of the services board, the expansion cabinet interface boards, and the main cabinet’s
auxiliary board.
·The best, and recommended, choice is to add communications cards to the services board.
·The second best choice is to add communications cards to either or both expansion cabinet’s interface boards if
one or both are...