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Dell Mini Tower System Figure 6-10. Removing the Shroud and SEC Cartridge/Heat Sink Assembly

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6-8 Dell OptiPlex GXa Mini Tower Systems Reference and Installation Guide

2. Rotate the power sup ply out of the way according

to the instructions in “Rotating the Power Supply

Away From the System Board” in Chapter 5.

3. See Figure 6-1 to locate the SEC cartridge con-

nector (labeled “SLOT1”) on the system board.

4. Press in on the heat sink clips that secure the car-

tridge/heat sink assembly to the metal standoffs

on the system board (see Figure 6-10).

5. Remove the current SEC cartridge/heat sink

assembly from its connector.

Press the SEC cartridge release latches inward until

they snap into position. Grasp the SEC cartridge

firmly, and pull straight up on the cartridge to

remove it from the guide bracket assembly. You

must use up to 15 pounds of force to disengage the

SEC cartridge from the connector.

Figure 6-10. Removing the Shroud and SEC Cartridge/Heat Sink Assembly

CAUTION: Make sure that the SEC cartridge

is only pulled straight up to prevent damage t o

the processor or connector.

SEC cartridge

release latches (2)

heat sink

SEC cartridge

guide bracket assembly alignment slots (2)

securing clips (2)

shroud

tabs (2)

cooling fan

Contents

Main Page Safety Instructions hen Using Your Computer System rgonomic Computing Habits Page hen Working Inside Your Computer rotecting Against Electrostatic Discharge Page Preface bout This Guide arranty and Return Policy Information O ther Documents You May Need otational Conventions Warnings, Cautions, and Notes Typographical Conventions Page Page Contents Chapter 2 Using the System Setup Program . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Chapter 3 Using the ISA Configuration Utility . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Chapter 5 Working Inside Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1 Chapter 6 Installing System Board Options. . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 Page Figures Tables Page Chapter 1 Introduction D ystem Features Page Page Figure 1-1. Dell Inspector Program sing the Power Switch ecurity Cable Slot and Padlock Ring Figure 1-2. Security Cable Slot and Padlock Ring nergy Star Compliance Figure 1-3. Energy Star Emblem mportant Note for Windows 95 Users ntel PIIX4 INF Update Installer for Windows 95 ccessing Online Documentation etting Help Page Chapter 2 the System Setup Pro ram nterin the System Setup Pro ram ystem Setup Screens sing the System Setup Program Table 2-1. S stem-Setup Navi ation Ke Figure 2-1. System Setup Screens Using the System Setup Program 2-3 XXX ystem Setup Categories Time Date Diskette Drive A and Diskette Drive B EIDE Devices If You Have a Problem Reserved Memory CPU Speed Num Lock Keyboard Errors System Password Diskette First Hard Disk Only CD-ROM First Device List Setup Password Auto Power On Power Management Saving Monitor Power Saving EIDE Hard-Disk Drive Power Table 2-2. Power Time-Out Periods Wakeup on LAN Sound NIC Mouse Serial Port 1 and Serial Port 2 sing the System Password Feature Assigning a System Password Using Your System Password to Secure Your System Deleting or Changing an Existing System Password sing the Setup Password Feature Assigning a Setup Password Operating With a Setup Password Enabled Deleting or Changing an Existing Setup Password D isabling a Forgotten Password esponding to Error Messages Page Chapter 3 the ISA Confi uick Start uration Utility Q bout the ICU ICU Database hen to Run the ICU reparing to Use the ICU Backing Up the ICU ure 3-1. ICU Window Diskette tarting the ICU dding a Listed Card ure 3-2. Add Network Card Dialo Box Table 3-1. ICU Ke s Figure 3-3. Card Configuration Dialog Box Figure 3-4. Configuration Settings Dialog Box for Assigning an IRQ Line Figure 3-5. Available Settings List Box Figure 3-6. Configuration Settings Dialog Box for Assigning a DMA Channel dding an Unlisted Card ure 3-7. Specif Interrupt Dialo Box ure 3-8. Specif M odifying a Card emoving a Card iewing Resources Figure 3-10. System Resource Usage D ialog Figure 3-11. Card Resource Usage Dialog Box aving the System Configuration L ocking and Unlocking Cards Locking and Unlocking All Resources Locking and Unlocking Configuration Resources Chapter 4 Inte rated Devices ideo Controller udio Controller Network Cable Requirements Configuring the NIC Windows NT 4.0 NIC Windows NT 3.5 x NIC Windows for Workgroups NIC Windows 95 NIC Page MS-DOS NIC Chapter 5 Workin Inside Your Computer Y B efore You Be in emoving the Computer Cover Figure 5-1. Padlock Installed Figure 5-2. Removing the Computer Cover eplacing the Computer Cover Figure 5-3. Replacing the Computer Cover nside Your Computer Figure 5-4. Computer Orientation View Jumpers Switches Working Inside Your Computer 5-5 Figure 5-5. Inside the Chassis Page System Board and Riser Board Labels Table 5-1. System-Board Jumper Settings Table 5-2. System Board and Riser Board Connectors and Sockets emoving and Replacing the Expansion-Card Cage Table 5-2. S stem Board and Riser Board Connectors and Sockets (continued) Removing the Expansion-Card Cage Figure 5-7. Removing the Expansion- Card Cage otating the Power Supply Away From the System Board Figure 5-8. Rotating the Power Supply Installing System Board Options 6-1 Chapter 6 Installin System Board Options his chapter describes how to install the following options: Component Interconnect (PCI) expansion cards xpansion Cards ure 6-2. Expansion Cards Expansion Slots ure 6-3. Riser-Board Expansion-Card Connectors Installing an Expansion Card Figure 6-4. Removing the Filler Bracket Figure 6-5. Installing an Expansion Card Removing an Expansion Card dding Memory Performing a Memory Upgrade Table 6-1. Sample DIMM Configuration Options Installing a DIMM Figure 6-7. Installing a DIMM Removing a DIMM dding Video Memory Figure 6-9. Installing a Video-Memory Upgrade Module pgrading the Microprocessor Figure 6-10. Removing the Shroud and SEC Cartridge/Heat Sink Assembly eplacing the System Battery Figure 6-11. System Battery and Battery Socket Chapter 7 Installin Drives Y ure 7-1. Drive Locations emovin and Replacin emoving and Replacing Front-Panel Inserts Figure 7-3. Removing the Front-Panel Insert for a 5.25-Inch Bay onnecting Drives ure 7-4. DC Power Cable Connector ure 7-5. Drive Interface Connectors nstalling a Drive in a 5.25-Inch Drive Bay Figure 7-6. Removing a Drive Figure 7-7. Attaching the Drive Bracket to the New Drive Figure 7-8. Inserting the New Drive Into the Drive Bay Figure 7-9. Attaching Diskette Drive or Tape Drive Cables nstalling an EIDE Hard-Disk Drive EIDE Drive Addressing Installing an EIDE Hard-Disk Drive in the Hard-Disk Drive Bracket Figure 7-10. Removing the Hard-Disk Drive Bracket Figure 7-11. Inserting a 1.6-Inch Hard-Disk Drive in the Bracket Figure 7-12. Inserting the Drive Bracket in the Chassis Figure 7-13. Attaching Hard-Disk Drive Cables Partitioning and Logically Formatting Your EIDE Hard-Disk Drive nstalling SCSI Devices SCSI Configuration Guidelines SCSI ID Numbers SCSI Cable and SCSI Termination Figure 7-14. Internal SCSI Cable General Procedure for Installing SCSI Devices Partitioning and Formatting SCSI Hard-Disk Drives Page Appendix A Technical Specifications Table A-1. Technical Specifications Page Page Page Page Page Appendix B ISA Confi uration Utility Messa es CU Error Messa es resource_name card_name Page onfiguration Manager Messages Table B-2. Confi uration Mana er Messa es Page Page Page Appendix C Re ulatory Notices F CC Notices (U.S. Only) Class A Class B C Notice (Canada Only) N 55022 Compliance (Czech Republic Only) E Notice CCI Notices (Japan Only) Class A ITE K orean Regulatory Notice Class A Device Class B Device olish Center for Testing and Certification Notice 8 #BEBJ$FSUZGJLBDKJ 1 CF[QJFD[FTUXB OM 024 Information (Mexico Only) nformacin para NOM 024 (nicamente para Mxico) Page Appendix D Warranties and Return Policy L imited Three-Year Warranty (U.S. and Canada Only) Coverage During Year One Coverage During Years Two and Three General Page Page Index A B C D E F G H I J K L M N P R S T U V W