System Requirements - HP 4050 - LaserJet B/W Laser Printer User Manual

The printing connection is maintained by positioning the
sending IR port within operating range of the receiving IR
port (see "Executing the Print Job" on page 10). Note that the
connection can be blocked by objects such as a hand, paper,
direct sunlight, or any bright light shining into either IR port.

System Requirements

In order to print with the HP Fast InfraRed Receiver, you will
need:
HP LaserJet printer or mopier equipped with fast serial
infrared capability
IRDA-compliant portable or other IR-capable host
supporting IRLPT or HP JetSend over IR
Microsoft
LaserWriter 8.6 driver or higher
Note
Older non-IRDA-compliant portable computers may not be
compatible with the HP Fast InfraRed Receiver. If you
experience problems when attempting to print with the HP Fast
InfraRed Receiver, contact the manufacturer or dealer of your
portable computer to verify compatibility with the IRDA
standard.
2 HP Fast InfraRed Receiver
® ®
Windows 9x, Mac OS 8.5, or Apple
EN