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28 ICX (International) issued October 2000 ICX-50-700
Chapter 3. System Features Section 700 - Operation
Considerations
• Any device connected to the System but that does not derive its power from the System must
have a backup power source to operate. These devices include any System Message Detail
Recording (SMDR) (Call Logging) printer (or recorder), fax machine, answering machine,
modem, cordless telephone, etc.
Building Block Expansion Capability
Description
The System is designed to support easy expansion. Each CCU in the System supports 96 ports (12
flexible slots) as well as 2 option slots. Up to 6 CCUs may be installed in the System for a total of 576
ports.
Up to 2 expansion CCUs may be connected to a base CCU. When a fourth CCU is required, another
base CCU is installed. Up to 2 expansion CCUs may be connected to the second base CCU.
This building block approach allows you to easily add equipment when needed without a major
interruption in service or a major delay.
Hardware Requirements
•N/A
Considerations
• In addition to the additional CCUs and related CCU hardware/cabling required for expansion,
when the System is expanded the CPC card and/or TSW cards may need to be upgraded as well.
The CPC96 supports up to 96 ports. The CPC288 supports up to 288 ports and should be
combined with time switch card TSW288. The CPC-576 supports up to 576 ports and should be
combined with time switch card TSW576.
Built-In Voice Mail
Description
The System supports the Built-in Voice Mail. This unit assists in providing reliable, effective
communications. This is a simple device that includes an automated attendant function and can be
used to record conversations (where permitted).
The Built-in Voice Mail is easy to install. It is installed in a CCU card slot and no cabling is required.
Some of the major features include:
• Automated attendant
• Automatic recording for incoming and outgoing calls
• One-touch mail box transfer
• Mail box status display (Key Light Emitting Diode [LED] on digital telephone)
• Mail box grouping
• 2-way recording