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Solving Internet Access Problems

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Table D-17 Solving Front Panel Component Problems (continued) A USB device, headphone, or microphone is not recognized by the computer. Cause Solution The device is not working. 1. Replace the device. 2. Restart the computer. USB ports on the computer are disabled in Computer Setup. Run the Computer Setup utility and ensure that Device available is selected for appropriate USB ports under Security > USB Security. 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 D-18 Solving 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 to bad weather. 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.) 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 1. information that a Web server can store temporarily with the Web browser. This is useful for having the browser 2. remember some specific information that the Web server can later retrieve.) 3. 4. Select Start > Control Panel. Click Network and Internet. Click Internet Options. In the Browsing history section on the General tab, click the Delete button. 5. Select the Cookies check box and click the Delete button. 174 Appendix D Troubleshooting Without Diagnostics

Section	Page
Product Features	11
Feature Overview	11
Microtower Components	13
Small Form Factor Components	14
Installing and Customizing the Software	15
Installing the Operating System	15
Downloading Microsoft Windows Updates	15
Installing or Upgrading Device Drivers (Windows systems)	16
Accessing Disk Image (ISO) Files	16
Protecting the Software	16
Computer Setup (F10) Utility	17
Computer Setup (F10) Utilities	17
Using Computer Setup (F10) Utilities	18
Computer Setup—File	19
Computer Setup—Storage	20
Computer Setup—Security	22
Computer Setup—Power	25
Computer Setup—Advanced	26
Recovering the Configuration Settings	27
Illustrated parts catalog	28
Microtower Chassis Spare Parts	28
Computer Major Components	28
Cables	31
Misc Parts	32
Drives	33
Misc Boards	33
Sequential Part Number Listing	34
Small Form Factor (SFF) Chassis Spare Parts	37
Computer major components	37
Cables	39
Misc Parts	40
Drives	41
Misc Boards	41
Sequential Part Number Listing	41
Serial ATA (SATA) Drive Guidelines and Features	44
SATA Hard Drives	44
SATA Hard Drive Cables	44
SATA Data Cable	44
SMART ATA Drives	45
Hard Drive Capacities	45
Routine Care and Disassembly Preparation	46
Electrostatic Discharge Information	46
Generating Static	46
Preventing Electrostatic Damage to Equipment	47
Personal Grounding Methods and Equipment	47
Grounding the Work Area	48
Recommended Materials and Equipment	48
Operating Guidelines	49
Routine Care	49
General Cleaning Safety Precautions	49
Cleaning the Computer Case	49
Cleaning the Keyboard	50
Cleaning the Monitor	50
Cleaning the Mouse	51
Service Considerations	51
Power Supply Fan	51
Tools and Software Requirements	51
Screws	51
Cables and Connectors	52
Hard Drives	52
Lithium Coin Cell Battery	52
Removal and Replacement Procedures – Microtower Chassis	53
Serviceability Features	53
Preparation for Disassembly	53
Access Panel	54
Front Bezel	55
Memory	56
DDR3-SDRAM DIMMs	56
Populating DIMM Sockets	57
Removing Memory Modules	58
Expansion Cards	60
Cable Management	66
Cable Connections	67
Drives	68
Installing Additional Drives	69
System Board Drive Connections	70
Removing an Optical Drive	73
Removing a Hard Drive	73
Front I/O and USB Panel Housing Assembly	75
Power Switch/LED Assembly	77
System Fan	79
Fan Sink Assembly	81
Processor	82
Power Supply	86
System Board	87
Battery	88
Removal and Replacement Procedures – Small Form Factor (SFF) Chassis	90
Preparation for Disassembly	90
Access Panel	91
Front Bezel	93
Memory	94
DDR3-SDRAM DIMMs	94
Populating DIMM Sockets	95
Removing DIMMs	96
Expansion Card	99
Cable Management	103
Cable Connections	104
Drives	105
Drive Positions	105
Removing Drives	106
Removing an Optical Drive	106
Removing the Hard Drive	108
Power Switch	112
Front USB Assembly	114
Fan Assembly	117
Fan Sink	119
Processor	121
Power Supply	123
System Board	125
Battery	127
Connector Pin Assignments	129
Ethernet BNC	129
USB	129
Microphone	129
Headphone	130
Line-in Audio	130
Line-out Audio	130
4-Pin Power (for CPU)	130
Monitor	131
Serial Interface, Powered and Non-Powered	131
DVI Connector	132
24-Pin Power	133
PCI Express	134
PCI Express	135
Power Cord Set Requirements	136
General Requirements	136
Japanese Power Cord Requirements	136
Country-Specific Requirements	137
POST Error Messages	138
POST Numeric Codes and Text Messages	139
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes	147
Troubleshooting Without Diagnostics	151
Safety and Comfort	151
Before You Call for Technical Support	151
Helpful Hints	152
Solving General Problems	154
Solving Power Problems	157
Solving Diskette Problems	158
Solving Hard Drive Problems	160
Solving Media Card Reader Problems	163
Solving Display Problems	164
Solving Audio Problems	169
Solving Printer Problems	171
Solving Keyboard and Mouse Problems	172
Solving Hardware Installation Problems	174
Solving Network Problems	176
Solving Memory Problems	178
Solving Processor Problems	180
Solving CD-ROM and DVD Problems	180
Solving USB Flash Drive Problems	182
Solving Front Panel Component Problems	183
Solving Internet Access Problems	184
Solving Software Problems	186
Contacting Customer Support	187
Password Security and Resetting CMOS	188
Resetting the Password Jumper	189
Clearing and Resetting the CMOS	189
Backup and Recovery	191
Windows 7 – Backup and Recovery	191
Backing Up Your Information	191
Performing a Recovery	193
Using the Windows Recovery Tools	193
Using F11	194
Using a Windows 7 Operating System DVD (purchased separately)	194
Specifications	196
MT Specifications	196
SFF Specifications	197

Match case Limit results 1 per page

Table D-17

Solving Front Panel Component Problems (continued)

A USB device, headphone, or microphone is not recognized by the computer.

Cause

Solution

The device is not working.

Replace the device.

Restart the computer.

USB ports on the computer are disabled in Computer Setup.

Run the Computer Setup utility and ensure that

Device

available

is selected for appropriate USB ports under

Security

USB Security

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 D-18

Solving 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 to bad weather.

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.)

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

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.)

Select

Start

Control Panel

Click

Network and Internet

Click

Internet Options

In the

Browsing history

section on the

General

tab,

click the

Delete

button.

Select the

check box and click the

Delete

button.

174

Appendix D

Troubleshooting Without Diagnostics