KBU64 Rackmount User Manual

The pin assignments are as follows:

Pin No.

Circuit No.

Signal Name

1

101

Chassis Earth

2

103

Transmit Data

3

104

Receive Data

4

105

Request to Send

5

106

Clear to Send

6

107

Data Set Ready

7

102

Signal Ground/Chassis Earth

8

109

Data Carrier Detect

15

114

Transmit clock

17

115

Receive clock

20

108

Data Terminal Ready

These command ports are PSV4/1 compatible and can therefore be connected to external port sharing devices (PSV’s) for management of multiple racks of KBU 64s in the same way as the standalone version.

3–4

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Cabletron Systems KBU64 Rackmount user manual 80-10100001-09