Configuration using HyperTerminal (or PuTTY with serial support)
If you are unable to use either PowerChute and don't have a network management card, you can use a serial console to change the battery pack.
Hook up a computer to the UPS via a serial cable. If you don't have a serial port on your computer, it may be possible to use a USB to serial converter, although I never tested it.
Start up either HyperTerminal or PuTTY (with serial support).
Port settings are: 2400 baud, 8 data bits, 1 stop bit, no parity, flow control is Xon/Xoff. When using HyperTerminal, make sure FIFO buffer is not set.
When connected, you will not be greeted by a prompt of sorts. Typing in Shift + Y should show the letters SM in the terminal window.
Press > to see the current battery pack count. If no battery packs were installed, it should say 0.
Pressing + will add one pack to the count, - will substract the count by one. If you have multiple packs, press + several times to add them all. When finished, press > again to check the count.
When finished, you can simply close the window (or end the connection in HyperTerminal).