MS20/MS30 MS20/MS30
Release 10 07/2012
49
Note:
Make sure that the LH ports are only connected with LH ports, SX
ports are only connected with SX ports and LX ports only with LX ports.
AUI connection
AUI ports (Attachment Unit Interface) enable you to connect a terminal
device via an AUI cable in accordance with IEEE 802.3-2002. These ports
support:
SQE test
DTEPower-Monitor
Delivery condition: Both functions not enabled. The housing of the Sub-D
plug is electrically isolated from the lower panel of the device.
Figure 23: Pin assignment of an AUI interface
1 - Pin 1: Shielding CI
2 - Pin 2: Output CI-A
3 - Pin 3: Input DO-A
4 - Pin 4: Shielding DI
5 - Pin 5: Output DI-A
6 - Pin 6: GND
7 - Pin 7: not connected
8 - Pin 8: Shielding CO
9 - Pin 9: Output CI-B
10 - Pin 10: Input DO-B
11 - Pin 11: Shielding DO
12 - Pin 12: Output DI-B
13 - Pin 13: Voltage 12 V
14 - Pin 14: Shielding 12 V
15 - Pin 15: not connected
3
2
7
6
5
4
8
1
11
10
15
14
13
12
9
