Usb Port - IBM 1000 VA LCD Installation And Maintenance Manual

Note: Unused pins must remain free on all models.

USB port

The uninterruptible power supply can communicate with a USB-compliant computer
by using the IBM UPS Manager software, which is compatible with a human
interface device (HID). To establish communication between the uninterruptible
power supply and a computer, connect the USB cable that comes with the
uninterruptible power supply to the USB port on the uninterruptible power supply.
Connect the other end of the USB cable to a USB port on a computer.
Table 10. RS-232 connector pin assignments
Pin Signal name
1
2 Tx
3 Rx
4
5 GND
6
7
8
9
Function
Unused
Transmit to external device
Receive from external device
Unused
Signal common (tied to
chassis)
Unused
Unused
Unused
Unused
Chapter 4. Additional uninterruptible power supply features
Direction from the
uninterruptible power
supply
Not applicable
Out
In
Not applicable
Not applicable
Not applicable
Not applicable
Not applicable
Not applicable
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