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Minuteman UPS

Is the directions right???

UNKNOWN (at the UPS)

9 PIN D-SUB ??? at the UPS.

Pin Description
1 Unused
2 Battery power
3 Unused
4 Common (same as 7)
5 Low battery
6 RS-232 level shutdown
7 Common (same as 4)
8 Ground level shutdown (A500 and above, reserved on <A500)
9 Reserved

Pins 2 and 5 are connected to Common when they are true.
On pin 6, an rs-232 high level (>9V) will shutdown, when running off the battery.
On pin 8, shorting to ground will shutdown.

Contributor: Joakim Ögren

Tommy's pinout Collection by Tommy Johnson

Copyright © The Hardware Book Team 1996-2001.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2001-06-07