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Issue 6
Electra Elite
5 - 84
Installing Electronic Telephone Units
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:
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
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 5-24 Configuration Support
Table
.
Figure 5-50 Cable Connection Comparison
1
2
3
6
1
2
3
6
1
2
3
6
1
2
3
6
RJ-45
RJ-45
RJ-45
RJ-45
RJ-45 Straight
RJ-45 Reversed
Summary of Contents for Electra Elite 192
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Page 10: ...Regulatory Information ...
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Page 52: ...Issue 6 Electra Elite xxxii List of Tables THIS PAGE INTENTIONALLY LEFT BLANK ...
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Page 74: ...Issue 6 Electra Elite 1 22 Introduction ...
Page 96: ...Issue 6 Electra Elite 2 22 System Specifications ...
Page 104: ...Issue 6 Electra Elite 3 8 Hardware Requirements THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 213: ...Electra Elite Issue 6 System Hardware Manual 5 67 Figure 5 39 FMS 8 U10 ETU ...
Page 336: ...Issue 6 Electra Elite 7 54 Installing Optional Equipment THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 368: ...Issue 6 Electra Elite A 4 Glossary of Abbreviations THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 369: ...SYSTEM HARDWARE MANUAL NEC America Inc Issue 6 Series 6000 192 ...