APC AP7921 Installation Manual download pdf (Page 18)

14 Switched Rack PDU Installation and Quick-Start Manual

How to Download Firmware Updates

You can use a local computer that connects to the Switched Rack PDU

through the serial port on the front of the unit.

1. Select a serial port at the local computer, and disable any service

that uses that port.

2. Use the configuration cable (940-0144) to connect the selected port

to the RJ-12 serial port on the front panel of the Switched Rack

PDU.

3. Run a terminal program (such as HyperTerminal) and configure

the selected port for 9600 bps, 8 data bits, no parity, 1 stop bit, and

no flow control. Save the changes.

4. Press

ENTER twice to display the User Name prompt.

5. Enter your user name and password (both apc, for administrators

only) and press

ENTER.

6. From the Control Console menu, select System, then Tools, then

XMODEM.

7. The system will prompt you with

Perform transfer with

XMODEM -CRC?

Type Yes and press ENTER.

8. The system will then prompt you to choose a transfer rate and to

change your terminal settings to match the transfer rate. Press

ENTER to set the Switched Rack PDU to accept the download.

9. In the terminal program, send the file using the XMODEM

protocol. Upon completion of the transfer, the console will prompt

you to restore the baud rate to normal.

The Switched Rack PDU will reboot when the download is complete.

ee also

For a complete description on how to download a firmware

upgrade for your Switched Rack PDU, see the Addendum

on the provided APC Switched Rack PDU Utility CD.

aut

Do not interrupt the download.

Note

Upgrading the firmware will not interfere with the

operation of the outlets.

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APC AP7921 Installation Manual Page 18