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Intrusion option from Detected to Not Detected. You cannot reset the Chassis Intru

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password. See "Disabling a Forgotten Password" found later in this chapter for instructions on disabling a forgotten setup password. Chassis Intrusion displays the status of the system chassis intrusion monitor. If the computer cover is removed, the setting changes from Not Detected to Detected and the following message is displayed during the boot sequence at system start-up: Alert! Cover was previously removed. To clear this field and allow future intrusions to be detected, enter the System Setup program, as described in "Entering the System Setup Program" found earlier this chapter. At the Chassis Intrusion option, use the left- or right-arrow key to choose Reset. Then press to save the changes and reboot the system. NOTE: When enabled, the setup password is required in order to reset the Chassis Intrusion option from Detected to Not Detected. You cannot reset the Chassis Intrusion option without a password. Keyboard NumLock determines whether your system boots with the Num Lock mode activated on 101- or 102-key keyboards (it does not apply to 84-key keyboards). When Num Lock mode is activated, the rightmost bank of keys on your keyboard provides the mathematical and numeric functions shown at the tops of the keys. When Num Lock mode is turned off, these keys provide cursor-control functions according to the label on the bottom of each key. Report Keyboard Errors enables or disables reporting of keyboard errors during poweron self-test (POST), which is a series of tests that the system performs on the hardware each time you turn on the system or press the reset button. This option is useful when applied to self-starting servers or host systems that have no permanently attached keyboard. In these situations, selecting Do Not Report suppresses all error messages relating to the keyboard or to the keyboard controller during POST. This option does not affect the operation of the keyboard itself if a keyboard is attached to the computer. Auto Power On allows you to set the time and days of the week to turn on the computer system automatically. You can set Auto Power On to turn on the system either every day or every Monday through Friday. NOTE: This feature does not work if you turn off your system using a power strip or surge protector. Using the System Setup Program 3-13

Section	Page
Safety Instructions	3
When Using Your Computer System	3
Ergonomic Computing Habits	4
When Working Inside Your Computer	5
Protecting Against Electrostatic Discharge	6
Preface	9
About This Guide	9
Warranty and Return Policy Information	10
Other Documents You May Need	10
Notational Conventions	11
Warnings, Cautions, and Notes	11
Typographical Conventions	11
Contents	13
Introduction	23
System Features	23
Important Note to Windows NT 4.0 Users	28
Reinstalling Windows NT 4.0	28
Creating Disk Partitions for Windows NT 4.0	29
Front Panel	29
Back Panel	30
Connecting External Devices	31
Security Cable Slot and Padlock Ring	31
Getting Help	32
Using the Software Support Utilities	33
Dell-Installed Software Support Utilities	33
Backing Up the Software Support Utilities	34
Software Support Utilities on Diskette	34
System Utilities and Services	34
Reinstalling the Dell System Utilities and Services for Windows NT 4.0	35
Removing a Service	35
Asset Tag Utility	35
Assigning and Deleting an Asset Tag Number	36
Assigning and Deleting an Owner Tag	36
Dell AutoShutdown Service	36
How AutoShutdown Works	36
If Your Operating System Locks Up	37
Dell ThermalShutdown Service	37
Auto Power On Utility	37
Installing the Auto Power On Utility	38
Microsoft Updated ATAPI Drivers	38
Reinstalling the Windows NT 4.0 Microsoft Updated ATAPI Driver	39
Removing the Windows NT 4.0 Microsoft Updated ATAPI Driver	40
Using the System Setup Program	41
Entering the System Setup Program	41
System Setup Screen	42
Using the System Setup Program	42
System Setup Options	44
System Time	45
System Date	45
Diskette Drive A and Diskette Drive B	45
Primary Drive n and Secondary Drive n	45
EIDE Devices	46
If You Have a Problem	46
Hard-Disk Drive Sequence	47
Boot Sequence	47
Diskette Drive A:	48
Hard-Disk Drive C:	48
IDE CD-ROM Reader	48
PXE	48
System Memory	48
Reserved Memory	48
CPU Speed	49
CPU ID(s)	49
Integrated Devices	49
Sound	49
Network Interface Controller	49
Mouse Port	49
Serial Port 1 and Serial Port 2	49
Parallel Port	50
Parallel Port Mode	50
IDE Drive Interface	50
Diskette Interface	51
PC Speaker	51
Video DAC Snoop	51
Primary SCSI and Secondary SCSI	51
System Security	52
System Password	52
Password Status	52
Setup Password	52
Chassis Intrusion	53
Keyboard NumLock	53
Report Keyboard Errors	53
Auto Power On	53
Wakeup On LAN	54
Power Management	54
Saving Monitor Power	54
Saving EIDE Hard-Disk Drive Power	55
ACPI	56
Thermal Power-Off	56
Asset Tag	56
System Data Options	57
Using the System Password Feature	57
Assigning a System Password	57
Using Your System Password to Secure Your System	59
Deleting or Changing an Existing System Password	60
Using the Setup Password Feature	60
Assigning a Setup Password	61
Operating With a Setup Password Enabled	61
Deleting or Changing an Existing Setup Password	62
Disabling a Forgotten Password	62
Responding to Error Messages	64
Using the ISA Configuration Utility	65
Quick Start	66
About the ICU	66
ICU Database	67
When to Run the ICU	67
Preparing to Use the ICU	68
Backing Up the ICU Diskette	68
Starting the ICU	68
Accessing Help	69
Making Selections in the ICU	69
Adding a Listed Card	70
Adding an Unlisted Card	73
Modifying a Card	75
Removing a Card	77
Viewing Resources	78
Saving the System Configuration	79
Exiting the ICU	79
Locking and Unlocking Cards	79
Locking and Unlocking All Resources	79
Locking and Unlocking Configuration Resources	80
Using the Network Interface Controller	81
Connecting to a Network	82
Network Cable Requirements	83
Configuring the NIC	83
Windows NT 4.0 NIC Driver	83
Manually Configuring a 3Com PCI 3C905b NIC	84
Setting the Network Frame Type	85
Using 3Com EtherDisk XL Version 3.01 Diskettes	85
Installing 3Com EtherDisk XL With Japanese Windows NT 4.0	85
Using the Integrated Audio Controller	87
Connecting Audio Devices	87
Speakers	88
Microphones	88
Record/Playback Devices	88
CD-ROM Drives	88
Adjusting Volume	89
Adjusting Volume in Windows NT 4.0	89
Muting the Internal Speaker	89
Adjusting 3D Sound	90
Using Audio Utilities	90
Installing Audio Drivers	90
Audio Drivers for Windows NT 4.0	90
Using the Integrated SCSI Controllers	93
SCSI Device Considerations	94
Installing SCSI Drivers	94
SCSI Drivers for Windows NT 4.0	95
Installing SCSI Drivers During Windows NT 4.0 Installation	95
Working Inside Your Computer	97
Before You Begin	97
Safety First—For You and Your Computer	97
Unpacking Your Hardware Option	98
Removing the Computer Cover	98
Replacing the Computer Cover	100
Inside Your Computer	101
Rotating the Power Supply Away From the System Board	103
Installing System Board Options	105
Expansion Cards	106
Expansion Slots	107
Installing an Expansion Card	108
Removing an Expansion Card	110
Adding Memory	110
DIMM Installation Guidelines	111
Installing a DIMM	113
Removing a DIMM	114
Pentium II Xeon Processor Upgrades	114
Adding or Replacing a Pentium II Xeon Processor	115
Replacing the System Battery	118
Installing Drives	121
Removing and Replacing the Front Bezel	122
Removing and Replacing Front-Panel Inserts	123
Connecting Drives	124
Installing a Drive in a 5.25-Inch Drive Bay	126
Installing an EIDE Hard-Disk Drive	131
EIDE Drive Addressing	131
Installing an EIDE Hard-Disk Drive in the Internal HardDisk Drive Cage	131
Partitioning and Logically Formatting Your EIDE HardDisk Drive	136
Installing SCSI Devices	136
SCSI Configuration Guidelines	136
SCSI ID Numbers	137
Device Termination	137
SCSI Cables	138
General Procedure for Installing SCSI Devices	139
Partitioning and Formatting SCSI Hard-Disk Drives	141
Technical Specifications	143
Hardware Configuration Features	149
Jumpers and Switches—A General Explanation	149
Jumpers	149
Switches	150
System Board Labels	153
I/O Ports and Connectors	154
Serial and Parallel Ports	155
Adding an Expansion Card Containing Serial or Parallel Ports	155
Serial Port Connectors	156
Parallel Port Connector	157
External SCSI Connector	158
Keyboard and Mouse Connectors	160
Keyboard Connector	160
Mouse Connector	161
Video Connector	162
NIC Connector	162
USB Connectors	163
Microphone Jack	163
Line-Out Jack	164
Line-In Jack	164
Interrupt Assignments	165
Memory Allocations	165
ISA Configuration Utility Messages	169
ICU Error Messages	169
Configuration Manager Messages	174
Maintaining the System	179
Data Preservation	179
Scheduling Backups	179
Backup Devices	179
Recovering Data	180
Cleaning System Components	180
Recommended Tools and Accessories	181
Cleaning the Computer, Monitor, and Keyboard Exteriors	181
Cleaning Drives	182
Environmental Factors	182
Temperature	182
Humidity	183
Altitude	183
Dust and Particles	183
Corrosion	184
ESD	184
Electromagnetic and Radio Frequency Interference	184
Magnetism	185
Shock and Vibration	185
Power Source Interruptions	186
Power Protection Devices	187
Surge Protectors	187
Line Conditioners	187
Uninterruptible Power Supplies	187
Regulatory Notices	189
FCC Notices (U.S. Only)	190
Class A	190
Class B	191
IC Notice (Canada Only)	191
CE Notice (European Union)	192
EN 55022 Compliance (Czech Republic Only)	193
VCCI Notice (Japan Only)	193
Class A ITE	193
Class B ITE	194
MOC Notice (South Korea Only)	194
Class A Device	194
Class B Device	195
Polish Center for Testing and Certification Notice	195
Wymagania Polskiego Centrum BadaÒ i Certyfikacji	196
Pozosta³e instrukcje bezpieczeÒstwa	196
NOM Information (Mexico Only)	197
Información para NOM (únicamente para México)	198
Warranties and Return Policy	199
Limited Three-Year Warranty (U.S. and Canada Only)	199
Coverage During Year One	199
Coverage During Years Two and Three	200
General	200
“Total Satisfaction” Return Policy (U.S. and Canada Only)	201
Glossary	203

Match case Limit results 1 per page

Using the System Setup Program

3-13

password. See “Disabling a Forgotten Password” found later in this chapter for

instructions on disabling a forgotten setup password.

Chassis Intrusion displays the status of the system chassis intrusion monitor.

If the computer cover is removed, the setting changes from Not Detected to

Detected and the following message is displayed during the boot sequence at system

start-up:

Alert! Cover was previously removed.

To clear this field and allow future intrusions to be detected, enter the System Setup

program, as described in “Entering the System Setup Program” found earlier this

chapter. At the Chassis Intrusion option, use the left- or right-arrow key to choose

Reset. Then press <Esc> to save the changes and reboot the system.

NOTE: When enabled, the setup password is required in order to reset the Chassis

Intrusion option from Detected to Not Detected. You cannot reset the Chassis Intru-

sion option without a password.

.H\ERDUG±1XP/RFN±

Keyboard NumLock determines whether your system boots with the Num Lock mode

activated on 101- or 102-key keyboards (it does not apply to 84-key keyboards).

When Num Lock mode is activated, the rightmost bank of keys on your keyboard pro-

vides the mathematical and numeric functions shown at the tops of the keys. When

Num Lock mode is turned off, these keys provide cursor-control functions according to

the label on the bottom of each key.

5HSRUW±.H\ERDUG±(UURUV±

Report Keyboard Errors

enables or disables reporting of keyboard errors during power-

on self-test (POST), which is a series of tests that the system performs on the hard-

ware each time you turn on the system or press the reset button.

This option is useful when applied to self-starting servers or host systems that have

no permanently attached keyboard. In these situations, selecting

Do Not Report sup-

presses all error messages relating to the keyboard or to the keyboard controller

during POST. This option does not affect the operation of the keyboard itself if a

keyboard is attached to the computer.

$XWR±3RZHU±2Q±

Auto Power On allows you to set the time and days of the week to turn on the com-

puter system automatically. You can set Auto Power On to turn on the system either

every day or every Monday through Friday.

NOTE: This feature does not work if you turn off your system using a power strip or

surge protector.