Hardware manual

Issue 8 Electra Elite

5 - 90 Installing Electronic Telephone Units

SECTION 6

OICE MAIL ETUS

6.1 CMS(2)/(4)-U( ) ETU

6.1.1 Description

The CMS(2)/(4)-U( ) ETU is a Digital Voice Mail system

that supports a maximum of four ports.

This ETU is a PC platform installed in the Electra Elite

that contains Flash ROM data storage for voice recording

and application software. A digital signal processor/voice

processing section handles the following functions:

DTMF detection

DTMF generation

General tone detection

FAX CNG tone detection

PCM compression for audio recording/playback

Automatic gain control (AGC)

A serial port (direct connect speeds up to 19.2 Kbps)

This ETU provides 2 or 4 ports for digital voice mail. Refer

to Table 5-36 Configuration Support Table.

Table 5-36 Configuration Support Table

Function Configuration Support

Applications Automated Attendant/Voice Mail with call

forwarding (release transfer)

Automated Attendant/Voice Mail without call

forwarding (await answer transfer)

Voice Mail only (No transfer)

Call Forwarding Supported

Connections Connects to backplane connector of the KSU

Hardware One CMS(2)/(4)-U( ) ETU

Message Notification Through message waiting lamp

Operator Console 100 (default)

Positive disconnect: Digital Signal

MDM-F-20 Unit Used for remote connection