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Verification step Possible problems Solutions
5 Does the device send a fax? The telephone line is not operational or the
device is not plugged into the telephone line.
Verify that the device is plugged into a
telephone line that operates correctly.
The telephone cord is faulty or is plugged into
the wrong connector.
1. Verify that the device is connected to
an analog fax line.
2. Try plugging the telephone cord into
the other connector.
3. Try a new telephone cord.
The fax number is incorrect or incomplete.. Check the fax number and re-enter the
correct and complete fax number.
The device fax settings are set incorrectly. Review the device fax settings. See the
HP LaserJet Analog Fax Accessory 300
User Guide.
If the error persists, contact HP Customer
Care. See
HP Customer Care
on page 214 or the support flyer that came
in the device box.
Sent fax is incomplete or of poor quality. See Solve fax problems on page 195.
6 Does the device receive a
fax?
Too many telephone devices are plugged in,
or telephone devices are not connected in the
correct order.
Make sure that the device is the only device
on the telephone line and try again to
receive the fax.
The telephone cord does not meet
specifications.
Verify that the device is connected to an
analog fax line.
The device fax settings are set incorrectly. Review the device fax settings. See Solve
fax problems on page 195
If the error persists, contact HP Customer Care. See HP Customer Care on page 214 or
the support flyer that came in the device box.
7 Does the device print from
the computer?
Software is not installed correctly or an error
occurred during software installation.
Uninstall and then reinstall the device
software. Verify that you are using the
correct installation procedure and the
correct port setting.
The cable is faulty or is not connected
correctly.
Try using another cable, or reconnect the
cable.
An incorrect driver is selected. Select the proper driver.
Other devices are connected to the USB port. Disconnect the other devices and try again
to print.
There is a port driver problem in Microsoft
Windows.
Uninstall and then reinstall the device
software. Verify that you are using the
correct installation procedure and the
correct port setting.
If the error persists, contact HP Customer Care. See HP Customer Care on page 214 or
the support flyer that came in the device box.
ENWW Problem-solving flowchart 149