Figure 5-50 Cable Connection Comparison - NEC Electra Elite 192 Hardware Manual

Issue 6
5 - 84
5.9 VMS(2)/(4)/(8)-U10 ETU
5.9.1 Description
The VMS(2)/(4)/(8)-U10 ETU is a 2-, 4-, or 8-port Digital
Voice Mail system.
This ETU is a PC platform installed in the Electra Elite
192 and contains hard disk space for voice recording
storage and application software. A digital signal
processor/voice processing section handles the following
functions:
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This ETU provides 2-, 4-, or 8-ports for digital voice mail.
The 2- and 4-port require the included digital signal
processor (DSP); the 8-port configuration requires a
DSP-F-21 Unit. Refer to
Table.
RJ-45
RJ-45 Straight
1
2
3
6
RJ-45
RJ-45 Reversed
1
2
3
6

Figure 5-50 Cable Connection Comparison

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) to connect external modem
Table 5-24 Configuration Support
Installing Electronic Telephone Units
Electra Elite
RJ-45
1
2
3
6
RJ-45
1
2
3
6