Solving Software Problems - HP ProDesk 400 G4 Maintenance And Service Manual

Unable to connect to the Internet.
Cause
Cable/DSL service is not available or has been interrupted due to
bad weather.
The CAT5 UTP cable is disconnected.
IP address is not configured properly.
Cookies are corrupted. (A "cookie" is a small piece of information
that a Web server can store temporarily with the Web browser.
This is useful for having the browser remember some specific
information that the Web server can later retrieve.)
Cannot automatically launch Internet programs.
Cause
You must log on to your ISP before some programs will start.

Solving software problems

Most software problems occur as a result of the following:
● The application was not installed or configured correctly.
There is insufficient memory available to run the application.
●
● There is a conflict between applications.
Be sure that all the needed device drivers have been installed.
●
● If you have installed an operating system other than the factory-installed operating system, check to be
sure it is supported on the system.
If you encounter software problems, see the applicable solutions listed in the following table.
Computer will not continue and the HP logo does not display.
Cause
ROM issue - POST error has occurred.
Solution
Try connecting to the Internet at a later time or contact your ISP.
(If the cable/DSL service is connected, the "cable" LED light on the
front of the cable/DSL modem will be on.)
Connect the CAT5 UTP cable between the cable modem and the
computers's RJ-45 connector. (If the connection is good, the "PC"
LED light on the front of the cable/DSL modem will be on.)
Contact your ISP for the correct IP address.
Windows 10:
1. Type control panel in the taskbar search box, and then
select Control Panel from the list of applications.
2. Click Internet Options.
3. In the Browsing history section, click the Delete button.
4. Select the Cookies and website data check box and click the
Delete button.
Solution
Log on to your ISP and launch the desired program.
Solution
Observe the beeps and LED lights on the front of the computer.
See POST error messages and diagnostic front panel LEDs and
audible codes on page 79 to determine possible causes.
See the Worldwide Limited Warranty for terms and conditions.
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