Is the directions right???
(at the UPS)
9 PIN D-SUB ??? at the UPS.
|4||Common (same as 7)|
|6||RS-232 level shutdown|
|7||Common (same as 4)|
|8||Ground level shutdown (A500 and above, reserved on <A500)|
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.
|Source:||Tommy's pinout Collection by Tommy Johnson|
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Document last modified: 2002-01-10