Solving Printer Problems - HP ProDesk 400 G2.5 Maintenance And Service Manual

Computer appears to be locked up while recording audio.
Cause
The hard disk may be full.
Line-in jack is not functioning properly.
Cause
Jack has been reconfigured in the audio driver or application
software.
There is no sound or sound volume is too low.
Cause
The application is set to use a different audio device than
speakers.
Some applications can select which audio output device is used.
The operating system controls may be set to use a different audio
device as the default output device than what is expected.

Solving printer problems

If you encounter printer problems, see the documentation that came with the printer and to the common
causes and solutions listed in the following table.
Printer will not print.
Cause
Printer is not turned on and online.
The correct printer drivers for the application are not installed.
Solution
Before recording, make sure there is enough free space on the
hard disk. You can also try recording the audio file in a
compressed format.
Solution
In the audio driver or application software, reconfigure the jack or
set the jack to its default value.
Solution
Some graphics cards support audio over the DisplayPort
connection (if applicable), so multiple audio devices may be listed
in Device Manager. Make sure the correct device is being used.
To access Device Manager in Windows 7, click Start, select
Control Panel, and then select Device Manager.
To access Device Manager in Windows 8, from the Start screen,
type c, select Control Panel from the list of applications, and then
select Device Manager.
Make sure the application has selected the correct audio device.
Set the operating system to use the correct audio device.
Solution
Turn the printer on and make sure it is online.
1. Install the correct printer driver for the application.
2. Try printing using the MS-DOS command:
DIR C:\ > [printer port]
where [printer port] is the address of the printer being
used. If the printer works, reload the printer driver.
To run MS-DOS commands, press the Windows key + r, type cmd
in the Open box, and then click OK.
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