Cabletron Systems MR-2000C User Manual page 11

Multi-port repeater
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Ensure that the external transceiver to which the MR-2000C will be
connected does not have the signal quality error (SQE or "heart-
beat") test function enabled. The MR-2000C will not operate if the
transceiver has the SQE test function enabled, and the network will
be unusable. Refer to the applicable transceiver manual.
4. Attach a transceiver (12, Fig. 2-2) to the segment that will be connected to AUI port 2. Refer to the
applicable transceiver manual.
5. Attach an AUI cable (11), no longer than 50 meters in length, to the transceiver connected in step 4.
6. Connect the AUI cable to AUI port 2 (10) located on the backside of the repeater.
7. Attach a BNC tee connector to BNC port 1.
Two thin or thick-net cable segments (5,7, View B) may be connect-
ed to the BNC tee connector (6) attached to the BNC port. However,
the combined length of the two thick or thin-net cable segments must
not exceed 500 meters or 185 meters respectively.
If only one thick or thin-net segment (2, View A) is to be connected
to the BNC tee connector (3), a 50 ohm terminator (4) must be con-
nected to the open end of the connector.
If a thick-net cable segment is to be attached to the tee connector, a
thick to thin-net adapter must be attached to the connector.
8. Attach the cable segment(s) to the BNC tee connector.
9. Plug the power cord (8) into the power receptacle (9) located on the backside of the repeater.
10. Plug the power cord into a wall receptacle.
The PWR LED, indicating that the repeater is receiving power, and the XCVR PWR LED, indicating
that the repeater is providing power to the transceiver connected to the repeater, should be lit.
11. Using the cable ties provided, strain relief all cables and the power cord to the cable support on the
backside of the repeater.
The MR-2000C is now ready for operation. It is recommended that the installation be tested prior to trans-
mitting data. Refer to Section 3.2 - INSTALLATION CHECK-OUT .
CAUTION
NOTE

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