Symptom

Possible Cause

Solution

USB Problems

Unable to print from a third-party USB card.

This error occurs when the software for USB printers is not installed.

When adding a third-party USB card, you might need Apple's USB Adapter Card Support software. The most current version of this software is available from Apple’s web site.

A USB-connected

This problem is caused by

HP LaserJet printer does

either a software or

not appear in the Chooser.

hardware component.

Software troubleshooting

Check that your Macintosh supports USB.

Verify if your Macintosh has Mac OS 8.6 or later.

Hardware troubleshooting

Check that the printer is turned on.

Verify that the USB cable is properly connected.

Check that you are using the appropriate high-speed USB cable.

Ensure that there are not too many USB devices drawing power from the chain. Disconnect all devices from the chain and connect the cable directly to the USB port on the host computer.

Check to see if there are more than two non-powered USB hubs in a row on the chain. Disconnect all devices from the chain and connect the cable directly to the USB port on the host computer.

Note

The iMac keyboard is a non-powered USB hub.

The LaserWriter driver does not display USB devices in the Chooser.

For the HP LaserJet 1300 series printer, use the Apple Desktop utility to set up the printer.

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Xerox 1300 series, 1150 manual Symptom Possible Cause Solution USB Problems, Hardware troubleshooting