RE: 170 & ups

Guys,

this might be a bit of heresy and "radio schlock engineering" at it's
best, but I have a APC-650 on each line of my 170...so far it works like a
champ when I get hit by old Virginia Flicker and Flash...:)

Don in DC

------

On Fri, 7 Jul 2000, Lovin, Ronnie wrote:

> If you remove the IBM UPS from the mixture and use only the Best unit, your
> problem should go away. You are at risk of damaging both UPS's by daisy
> chaining them. The harmonics caused by this is dangerous. Hope this helps
> 
> > -----Original Message-----
> > From:       Chris Bipes [mailto:chris.bipes@cross-check.com]
> > Sent:       Friday, July 07, 2000 12:17 PM
> > To: Midrange-L (E-mail)
> > Subject:    170 & ups
> > 
> > We have recently upgraded from a 200 to a 170.  This new beast can with an
> > UPS for CPM.  The old 200 was plugged into a BEST UPS which ran for over
> > an hour and also powers routers, hubs modems and CSU/DSUs.  Since the IBM
> > UPS only ran the 170 for a short time, we plugged the IBM UPS into the
> > BEST UPS.  We have been monitoring the BEST UPS with the AS400 for years.
> > Now with the same cable that ran from the BEST to the 200 plugged into the
> > 170, we don't get any single.  We also have the CPM cable attached between
> > the IBM UPS and the 170.  
> > 
> > Does anyone know if the pin outs changed for the UPS port between the 200
> > and 170?  If so, I need a new cable.  If not, does the CPM attachment
> > override the UPS cable attachment?  If so, I can no longer monitor the
> > BEST UPS with the AS400.
> > 
> > Thanks in advanced.
> > 
> > 
> > 
> > Christopher K. Bipes         mailto:ChrisB@Cross-Check.com
> > Sr. Programmer/Analyst       mailto:Chris_Bipes@Yahoo.com
> > CrossCheck, Inc.     http://www.cross-check.com
> > 6119 State Farm Drive        Phone: 707 586-0551 x 1102
> > Rohnert Park CA  94928 Fax: 707 586-1884
> > 
> > Back from Matzalan and WAS very relaxed.
> > 
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