HP LaserJet M4345 MFP - Software Technical Reference (external)

Windows NT 4.0, Windows 2000, Windows XP, or Windows Server 2003

The .RFU file can be sent directly to the device by typing a copy command at a command prompt or in

an MS-DOS window.

Windows NT 4.0 does not support the HP LaserJet M4345 MFP drivers, but it is possible to update the

device firmware in Windows NT 4.0.

1. At a command prompt, type copy /b <FILENAME> <PORTNAME> , where <FILENAME> is the

name of the .RFU file (including the path) and <PORTNAME> is the name of the appropriate device

port (such as LPT1). For example, type the following:

C:\>copy /b c:\xxxxfw.rfu LPT1

NOTE If the file name or path includes a space, enclose the file name or path in quotation

marks. For example, type C:\>copy /b "c:\My Documents\xxxxfw.rfu" LPT1.

2. Press Enter on the keyboard.

3. The download process begins and the firmware is updated on the device. This can take several

minutes. Let the process finish without further interaction with the device or the computer. The

messages described in the section

Printer messages during the firmware update appear on the

control panel.

NOTE The device automatically turns off and then on again to activate the update; this

can happen more than once. At the end of the update process, the READY message

appears on the control panel. Do not turn off the device or interfere with the update until you

see this message.

4. Print a configuration page and verify that the firmware revision number matches the revision of the

current update.

5. At the command prompt, type exit to close the command window.

NOTE Print a menu map to see what user settings are configured in the current firmware. This

menu map can be compared with a menu map printed before the firmware update to determine