Net-2000™ Voice Codec Unit
User's Manual
Specifications
Introduction
This section contains hardware Specifications of the VCU. Any interfaces listed as "inactive" require
firmware and software upgrades to activate. NOTE: All values are typical unless noted otherwise.
All specifications subject to change.
Rear Panel Connections
Serial Port
Type
Connector
Pin Number
1, 4, 6
2
3
5
7
8
9
Table 55 Serial Port Pin Outs
LAN
Type
Connector
RS-422 Synchronous
Type
Connector
Net-2000™ VCU RS 422 Syncronous Serial Port Pin Out
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
DVSI Confidential Proprietary
Net-2000™ VCU RS 232 Serial Port Pin Out
(as view from the back of the unit)
Name
Connected together internally
Tx
Rx
Ground
CTS
RTS
No Connection
(as view from the back of the unit)
Description
CLK_RX
CLK_RX
FS_RX
RX
CLK_TX
FS_TX
TX
GND
NC
FS_RX
RX
GND
CLK_TX
FS_TX
TX
Section 3 – Net-2000™ VCU Control
RS-232
DE9s
10-BaseT Ethernet
RJ-45
RS-422 differential
DB-15HD
Polarity
negative
positive
positive
positive
negative
negative
negative
negative
negative
positive
positive
positive
Page 54
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