Contents

Processor settings for the ISDN Link Modules

79

Changing the Termination Straps on the ISDN S/T Interface

80

Connecting to the ISDN-U Link Module

80

Performing a Software Upgrade

81

APPENDIX D INTERFACE PINOUTS

2.83

Pinout Information

2.83

Link Clocking Information

2.83

ATL-CSU/DSU Link Module Information

2.83

Console Pinouts

2.3

V.24 & RS232C Link Pinouts

2.4

V.11/X.21 Link Pinouts

2.5

RS442 & RS530 Link Pinouts

2.6

V.35 Link Pinouts

2.7

RS232 Null-Modem Cable Configuration

2.8

V.35 Null-Modem Cable Configuration

2.9

RS530 Null-Modem Cable Configuration

2.10

RS530 To RS449 Conversion Cable

2.11

V.11/X.21 Null-Modem Cable Configuration

2.12

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Perle Systems 1700 manual Appendix D Interface Pinouts