Solving Internet Access Problems

If you encounter Internet access problems, consult your Internet Service Provider (ISP) or refer to the common causes and solutions listed in the following table.

Table 2-18Solving Internet Access Problems

Unable to connect to the Internet.

Cause	Solution

Internet Service Provider (ISP) account is not set up properly.	Verify Internet settings or contact your ISP for assistance.

Modem is not set up properly.	Reconnect the modem. Verify the connections are correct
	using the quick setup documentation.

Web browser is not set up properly.	Verify that the Web browser is installed and set up to work with
	your ISP.

Cable/DSL modem is not plugged in.	Plug in cable/DSL modem. You should see a “power” LED light
	on the front of the cable/DSL modem.

Cable/DSL service is not available or has been interrupted due	Try connecting to the Internet at a later time or contact your
to bad weather.	ISP. (If the cable/DSL service is connected, the “cable” LED
	light on the front of the cable/DSL modem will be on.)

The CAT5 UTP cable is disconnected.	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.)

IP address is not configured properly.	Contact your ISP for the correct IP address.

Cookies are corrupted. (A “cookie” is a small piece of	Windows Vista
information that a Web server can store temporarily with the	1.	Select Start > Control Panel.
Web browser. This is useful for having the browser remember
some specific information that the Web server can later	2.	Click Network and Internet.
retrieve.)
	3.	Click Internet Options.
	4.	In the Browsing history section on the General tab, click
		the Delete button.
	5.	Click the Delete cookies button.
	Windows XP
	1.	Select Start > Control Panel.
	2.	Double-clickInternet Options.
	3.	On the General tab, click the Delete Cookies button.

Cannot automatically launch Internet programs.

Cause	Solution

You must log on to your ISP before some programs will start.	Log on to your ISP and launch the desired program.

Internet takes too long to download Web sites.

Cause	Solution

Modem is not set up properly.

Verify that the modem is connected and communicating properly.

44 Chapter 2 Troubleshooting Without Diagnostics

ENWW

dc7800 tower specifications

The HP dc7800 Tower is a powerful desktop computer designed for professional and enterprise environments. Known for its stability, performance, and versatility, this model has secured its place in a variety of business settings. Launched in the mid-2000s, it embodies HP’s commitment to quality and innovation.

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Connectivity options on the HP dc7800 are robust. It includes a variety of USB ports, audio jacks, and optional legacy ports, ensuring compatibility with a wide range of peripherals and accessories. Networking capabilities are also prominent, with built-in Gigabit Ethernet providing high-speed internet access.

Furthermore, the desktop tower is designed with energy efficiency in mind. It meets ENERGY STAR certification standards, which not only helps reduce operational costs but also minimizes environmental impact.

Overall, the HP dc7800 Tower embodies a blend of performance, expandability, and energy efficiency, making it a reliable choice for businesses in need of a robust desktop solution. With its legacy of dependability and its suite of modern technologies, it continues to serve as a valuable asset in enterprise environments.

HP dc7800 tower manual 18Solving Internet Access Problems

Models: dc7800 tower