Ben,

No they haven't.  We have taken 2 complete power outages of our machine
room for power updating since our z9BC hit the floor.  In both cases, we
simply deactivated the CEC, then to make sure nothing would get damaged
while the electricians were messing around, we hit the breakers on the
wall (for all the equipment, not just the "Z".  Once they were done,
flip the wall breakers back on, and perform an activate of the CEC and
everything was happy.

Rex

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On
Behalf Of Greg Shirey
Sent: Monday, July 27, 2009 9:07 AM
To: [email protected]
Subject: Re: z9BC power sequence instructions?

Have things changed since the z890?  When we had a power failure (and
our UPS failed), we powered on our z890 by logging onto the SE as
SYSPROG, brought up the CPC Work Area and did an "Activate" to the CPC
Icon.  This fully powered on the machine.  

Greg Shirey
Ben E. Keith Company 


-----Original Message-----
From: IBM Mainframe Discussion List On Behalf Of Roy Hewitt
Sent: Saturday, July 25, 2009 3:29 AM


When you say power off/on are you talking about removing/restoring the
mains supply to the box? 
then I think you will probably need to use SERVICE signon from the SE.
I don't think you can fully 
power-on from any other id, as it requires the machine to be in
"service" mode, and that can only be 
done from SERVICE..  see  z9BC install manual.

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