HP LaserJet 9000 Printer series User Manual
Page 136
Chapter 5
Problem solving
136
Correcting output quality problems
Connection cannot be established
or seems to take longer than
usual.
z
Use a device that is IRDA-compliant; look for an IRDA symbol on the device, or
see the computer user guide for IRDA specifications.
z
Make sure that the operating system on your computer includes a FIR driver and
that your program uses a compatible driver. (Note that complex pages take longer
to print.)
z
Position the HP Fast InfraRed Receiver within the range of operation described in
“Printing a job using FIR” on page 72
, and make sure that no object is blocking the
connection. (This object could be a hand, paper, books, or even bright light.)
z
Make sure that the two IR por ts are clean (free from dir t and grease).
z
Make sure that no bright light is shining directly into either IR port. Bright light of
any kind (sunlight, incandescent light, fluorescent light, or light from an infrared
remote control, such as those used for TVs and VCRs) shining directly into one of
the IR ports might cause interference.
z
Position the portable device closer to the FIR port on the printer.
Control panel settings, such as
RESOLUTION
or
ORIENTATION
, do
not work or are ignored.
Software commands override control panel settings (See
for information about how your program works with control panel
settings).
Data from a previous print job is
still in the printer buffer.
z
Make sure that you are using the correct printer driver.
z
A complex print job might still be processing.
z
Make sure the printer is not paused. Make sure the control panel reads
PROCESSING JOB
.
z
Pull out the print cartridge and check for paper. Reseat the print cartridge.
z
Open Trays 2 and 3. Make sure that the appropriate paper is inserted. (See the
introduce guide on the product CD, or go to
Close the
trays.
Situation
Solution