Cabletron Systems KBU64 Rackmount - Manual (Page 17)

KBU64 Rackmount
User Manual
80-10100001-09 3–4
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.