Communication ports
Connecting RS-232 or USB communication port
The RS-232 and USB communication ports cannot operate simultaneously.
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Connect the RS-232 (5) or USB (6) communication cable to the serial or USB port on the computer equipment. -
Connect the other end of the communication cable to the USB (1) or RS-232 (2) communication port on the UPS.
The UPS can now communicate with HP power management software.
Characteristics of the optocoupler RS-232 communications port
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Pins 1, 3, 4, 5, 6, 10: not used
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Pin 2: common (user)
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Pin 7: low battery
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Pin 8: operation on battery power
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Pin 9: UPS on, equipment supplied
no: normally open contact
When a signal is activated, the contact is closed between the common (pin 2) and the pin for the corresponding signal.
Contact characteristics (optocoupler)
- Voltage: 48 Vdc max
- Current: 25 mA max
- Power: 1.2W
Installing the communication cards
It is not necessary to shut down the UPS before installing a communication card.
- Remove the slot cover (3).
- Insert the communication card in the slot.
- Secure the card cover with the two screws you removed in Step 1.
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