Appendix A. Connector Pin Definitions
NetVanta 3000 Series Hardware Installation Guide
80
Copyright © 2006 ADTRAN, Inc.
61200860L1-34K
Dial Backup Interface Module Pinouts (DBU Connector)
An optional DIM is required for dial backup applications.
Table A-14. Analog Modem and ISDN BRI DBU Connector Pinouts
Pin
Name
Description
1-3
—
Unused
4
R
Network–Ring
5
T
Network–Tip
6-8
—
Unused
Table A-15. ISDN S/T DBU Connector Pinouts
Pin
Name
Description
1, 2
—
Unused
3
R1
Network Receive–Ring 1
4
R
Network Transmit–Ring
5
T
Network Transmit–Tip
6
T1
Network Transmit–Tip 1
7, 8
—
Unused
Table A-16. Serial DBU Connector Pinouts
Pin
Description
1, 2
Unused
3
CTS
4
TXD
5
RXD
6
GND
7
DCD
8
Unused
Содержание NetVanta 3000 Series
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