
AUI Port
Caution
Do not touch the hub connector pins or the cable connector pins. Static
discharge may damage the equipment.
1. Disable the SQE Test (signal
quality error, or “heartbeat”, test signal)
and Loopback Test options, if present
on the transceiver. See Note below.
2. Slide the AUI retainer (included)
onto the connector posts on the
transceiver or AUI cable.
3. Plug the transceiver or AUI cable
into the AUI port on the hub and
secure it with the retainer’s screws.
Tighten the screws until they are snug;
do not over tighten them.
4. Attach the network cable to the transceiver.
Note
Disable SQE Test on Transceiver.
Any transceiver used with this hub must allow disabling the SQE test.
An HP 28641A ThinMAU does not meet this requirement and cannot be
used. Instead use an HP 28641B ThinLAN Transceiver.
Similarly, an HP 30241A ThickMAU with date code D-3017 or earlier
cannot be used. (The date code is found on a small white sticker on the
body of the device. Lower numbers indicate an earlier manufacturing
date.) Instead, use an HP 30241A with date code F-3105 or later, and
follow the instructions that are included with the ThickMAU for disabling
SQE test.
AUI port on hub
Transceiver or AUI
cable
AUI retainer
Installation 2-13
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