Cabletron Systems SEHI-22FL - Manual (Page 41)

Connecting the SEHI to the Network
SEHI User’s Guide 5-9
Figure 5-4 The EPIM-C
5.1.5 Connecting an AUI Cable to an EPIM-A
Connect an EPIM-A to an external network segment as follows:
1. Attach an external transceiver to the network segment to be connected
to the AUI port. Refer to the applicable transceiver manual.
2. Attach an AUI cable no longer than 50 meters in length to the
transceiver connected to the network in step 1.
3. Connect the AUI cable to the EPIM-A. (See Figure 5-5.)
4. Lock the AUI connector into place using the connector slide latch.
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C AUT IO N
Ensure that the Signal Quality Error (SQE or “heartbeat”) test
function is disabled on the external transceiver connected to
the SEHI. The SEHI will not operate and the network will be
unusable if the transceiver has the SQE test function enabled.
Refer to the applicable transceiver manual.
Attach thin coaxial segment directly to
BNC connector when internal
termination switch is set to On ( ).
When internal termination switch
is set to Off ( ) follow these
procedures:
Connect BNC T-connector to port.
Attach a terminator or terminated
thin coaxial segment to one female
connector of T-connector.
Connect a terminated thin coaxial
segment to other female connector
of T-connector.
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SEHI Book Page 9 Friday, April 19, 1996 10:46 AM