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Solving Network Problems continued, Control Panel

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Table D-12 Solving Network Problems (continued) Network status link light never flashes. NOTE: The network status light is supposed to flash when there is network activity. Cause Solution Network controller is disabled. 1. Run Computer Setup and enable network controller. 2. Enable the network controller in the operating system via Device Manager. Network driver is not properly loaded. Reinstall network drivers. System cannot autosense the network. Disable auto-sensing capabilities and force the system into the correct operating mode. Diagnostics reports a failure. Cause The cable is not securely connected. The cable is attached to the incorrect connector. There is a problem with the cable or a device at the other end of the cable. Network controller interrupt is shared with an expansion board. The network controller is defective. Solution Ensure that the cable is securely attached to the network connector and that the other end of the cable is securely attached to the correct device. Ensure that the cable is attached to the correct connector. Ensure that the cable and device at the other end are operating correctly. Under the Computer Setup Advanced menu, change the resource settings for the board. Contact an authorized service provider. Diagnostics passes, but the computer does not communicate with the network. Cause Solution Network drivers are not loaded, or driver parameters do not match current configuration. Make sure the network drivers are loaded and that the driver parameters match the configuration of the network controller. Make sure the correct network client and protocol is installed. The network controller is not configured for this computer. Select the Network icon in the Control Panel and configure the network controller. Network controller stopped working when an expansion board was added to the computer. Cause Solution Network controller interrupt is shared with an expansion board. Under the Computer Setup Advanced menu, change the resource settings for the board. The network controller requires drivers. Verify that the drivers were not accidentally deleted when the drivers for a new expansion board were installed. The expansion board installed is a network card (NIC) and conflicts with the embedded NIC. Under the Computer Setup Advanced menu, change the resource settings for the board. 166 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	36
Computer major components	36
Cables	38
Misc Parts	39
Drives	40
Misc Boards	40
Sequential Part Number Listing	40
Serial ATA (SATA) Drive Guidelines and Features	43
SATA Hard Drives	43
SATA Hard Drive Cables	43
SATA Data Cable	43
SMART ATA Drives	44
Hard Drive Capacities	44
Routine Care and Disassembly Preparation	45
Electrostatic Discharge Information	45
Generating Static	45
Preventing Electrostatic Damage to Equipment	46
Personal Grounding Methods and Equipment	46
Grounding the Work Area	47
Recommended Materials and Equipment	47
Operating Guidelines	48
Routine Care	48
General Cleaning Safety Precautions	48
Cleaning the Computer Case	48
Cleaning the Keyboard	49
Cleaning the Monitor	49
Cleaning the Mouse	50
Service Considerations	50
Power Supply Fan	50
Tools and Software Requirements	50
Screws	50
Cables and Connectors	51
Hard Drives	51
Lithium Coin Cell Battery	51
Removal and Replacement Procedures – Microtower Chassis	52
Serviceability Features	52
Preparation for Disassembly	52
Access Panel	53
Front Bezel	54
Memory	55
DDR3-SDRAM DIMMs	55
Populating DIMM Sockets	56
Removing Memory Modules	57
Expansion Cards	59
Cable Management	65
Cable Connections	66
Drives	67
Installing Additional Drives	68
System Board Drive Connections	69
Removing an Optical Drive	71
Removing a Hard Drive	71
Front I/O and USB Panel Housing Assembly	73
Power Switch/LED Assembly	76
System Fan	78
Fan Sink Assembly	80
Processor	81
Power Supply	85
System Board	86
Battery	87
Removal and Replacement Procedures – Small Form Factor (SFF) Chassis	89
Preparation for Disassembly	89
Access Panel	90
Front Bezel	92
Memory	93
DDR3-SDRAM DIMMs	93
Populating DIMM Sockets	94
Removing DIMMs	95
Expansion Card	98
Cable Management	102
Cable Connections	103
Drives	104
Drive Positions	104
Removing Drives	105
Removing an Optical Drive	105
Removing the Hard Drive	107
Power Switch	111
Front USB Assembly	113
Fan Assembly	116
Fan Sink	118
Processor	120
Power Supply	122
System Board	124
Battery	126
Connector Pin Assignments	128
Ethernet BNC	128
USB	128
Microphone	128
Headphone	129
Line-in Audio	129
Line-out Audio	129
4-Pin Power (for CPU)	129
Monitor	130
Serial Interface, Powered and Non-Powered	130
DVI Connector	131
24-Pin Power	132
PCI Express	133
PCI Express	134
Power Cord Set Requirements	135
General Requirements	135
Japanese Power Cord Requirements	135
Country-Specific Requirements	136
POST Error Messages	137
POST Numeric Codes and Text Messages	138
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes	146
Troubleshooting Without Diagnostics	150
Safety and Comfort	150
Before You Call for Technical Support	150
Helpful Hints	151
Solving General Problems	153
Solving Power Problems	156
Solving Diskette Problems	157
Solving Hard Drive Problems	159
Solving Media Card Reader Problems	162
Solving Display Problems	163
Solving Audio Problems	168
Solving Printer Problems	170
Solving Keyboard and Mouse Problems	171
Solving Hardware Installation Problems	173
Solving Network Problems	175
Solving Memory Problems	177
Solving Processor Problems	179
Solving CD-ROM and DVD Problems	179
Solving USB Flash Drive Problems	181
Solving Front Panel Component Problems	182
Solving Internet Access Problems	183
Solving Software Problems	185
Contacting Customer Support	186
Password Security and Resetting CMOS	187
Resetting the Password Jumper	188
Clearing and Resetting the CMOS	188
Backup and Recovery	190
Windows 7 – Backup and Recovery	190
Backing Up Your Information	190
Performing a Recovery	192
Using the Windows Recovery Tools	192
Using F11	193
Using a Windows 7 Operating System DVD (purchased separately)	193
Specifications	195
MT Specifications	195
SFF Specifications	196

Match case Limit results 1 per page

Table D-12

Solving Network Problems (continued)

Network status link light never flashes.

NOTE:

The network status light is supposed to flash when there is network activity.

Cause

Solution

Network controller is disabled.

Run Computer Setup and enable network controller.

Enable the network controller in the operating system

via Device Manager.

Network driver is not properly loaded.

Reinstall network drivers.

System cannot autosense the network.

Disable auto-sensing capabilities and force the system into

the correct operating mode.

Diagnostics reports a failure.

Cause

Solution

The cable is not securely connected.

Ensure that the cable is securely attached to the network

connector and that the other end of the cable is securely

attached to the correct device.

The cable is attached to the incorrect connector.

Ensure that the cable is attached to the correct connector.

There is a problem with the cable or a device at the other

end of the cable.

Ensure that the cable and device at the other end are

operating correctly.

Network controller interrupt is shared with an expansion

board.

Under the Computer Setup

Advanced

menu, change the

resource settings for the board.

The network controller is defective.

Contact an authorized service provider.

Diagnostics passes, but the computer does not communicate with the network.

Cause

Solution

Network drivers are not loaded, or driver parameters do not

match current configuration.

Make sure the network drivers are loaded and that the driver

parameters match the configuration of the network controller.

Make sure the correct network client and protocol is installed.

The network controller is not configured for this computer.

Select the

Network

icon in the

Control Panel

and configure

the network controller.

Network controller stopped working when an expansion board was added to the computer.

Cause

Solution

Network controller interrupt is shared with an expansion

board.

Under the Computer Setup

Advanced

menu, change the

resource settings for the board.

The network controller requires drivers.

Verify that the drivers were not accidentally deleted when the

drivers for a new expansion board were installed.

The expansion board installed is a network card (NIC) and

conflicts with the embedded NIC.

Under the Computer Setup

Advanced

menu, change the

resource settings for the board.

166

Appendix D

Troubleshooting Without Diagnostics