greetings....would you please tell me steps to shutdown 81C and then turn it backon. we have to change the power stablizer and we need to do this. any help will be appreciated. thanks.
Step 1 - hate to be obvious, but advise your users /management of planned shutdown time, duration of outage, restore time and any call redirection of incoming calls that you may invoke.
I always power down the column's that the CPU's are not in first usually the farest away. And then the column's with the CPU's last. I power back up the Column's with the CPU first and then the rest. Not everything always comes back up by itself. Sometimes I have had to enble some things. If you are using Meridian Mail I would do a shut down first. Not sure if you need to shutdown callpilot. Haven't shut one down since Callpilot was installed.
then i power down from the rear of the two cpu shelves.. then if i need to i power down each of the remaining col. i bring all the shelfs up then the cpu's, still from the rear of the switch.. by doing that, the loops can come up as well as the pri;s etc.. they are stable in the few minutes it takes for the cpu's to boot.. other power seq's tend to require the tech to enable conf/tds pris and maybe the controllers... if that is a dc switch, never touch the power switches on each shelf unless you have a spare on site. the dc ps's have a habit of working forever or until they are powered down and back up.. then they fail with no power out.. the 1st time i ran into that, i wired around the switch, didn't help.. i usually do a extra backup and have it in my shirt pocket.. i also make sure i have the install disk and keycodes, just in case.. if you do have to reload the switch you would need a new patch load (dep list).
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