Nortel Networks 302403-B - Manual (Page 21)

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After connecting the port cables, continue to follow the
instructions in that manual to connect power and verify the
installation.
Replacing an MDA with a Different Model
When replacing an installed MDA with another type of
MDA, complete the following steps to clear the switch
NVRAM:
1. Power down the switch.
Remove the AC power cord from the power source.
2. Remove the installed MDA.
Loosen the thumbscrews and remove the MDA.
3. Cycle the switch power.
Power up the switch and wait for the Bay Networks
logo screen to appear (approximately 10 seconds);
then power down the switch.
4. Install the replacement MDA.
Be sure to firmly tighten the two thumbscrews on the
MDA front panel.
5. Power up the switch.
Note: The IEEE 802.3u specification requires that all
ports operating at 100 Mb/s use only Category 5
unshielded twisted pair (UTP) cabling.
302403-B.mkr Page 19 Friday, January 15, 1999 2:56 PM