Dell OptiPlex GX200, Service Manual

Page 1: ...ut the written permission of Dell Computer Corporation is strictly forbidden Trademarks used in this text Dell and OptiPlex are trademarks of Dell Computer Corporation Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Computer Corporation disclaims any proprietary interest in trademarks and trade names ...

Page 2: ...on take a few moments to read the following caution for your personal safety and to prevent damage to the system from electrostatic discharge ESD Overview System Power Supply Recommended Tools Expansion Card Cage Precautionary Measures Riser Boards Internal Views System Board Components Computer Cover Expansion Cards Eject Power and Reset Buttons Memory Front Panel Inserts Microprocessor Cooling F...

Page 3: ...ge any static charge from your body before touching anything inside the computer While you work periodically touch an unpainted metal surface on the computer chassis to dissipate any static electricity that might harm internal components Also avoid touching components or contacts on a card and avoid touching pins on a chip 5 Verify that the auxiliary power indicator on the riser board is not on If...

Page 4: ...le see Figure 4 2 Align the bottom of the cover with the bottom of the chassis and insert the hooks on the cover into the recessed slots on the computer chassis so that the tabs catch the hooks inside the slots 3 Pivot the cover down toward the back of the chassis and into position Make sure that the securing buttons click into place To reset the chassis intrusion detector perform the following st...

Page 5: ...p 2 To remove the 3 5 inch diskette drive eject button pull gently on the plastic part of the button until it comes free 3 To remove the power button or the reset button use a small screwdriver and push in the two or three plastic clips that hold the button to the bezel When these clips are released the buttons come free from the bezel Front Panel Inserts Figure 6 5 25 Inch Front Panel Insert Remo...

Page 6: ...right side of the control panel behind the mounting tab Chassis Intrusion Switch Figure 8 Chassis Intrusion Switch Removal To remove the chassis intrusion switch in the low profile chassis perform the following steps 1 Disconnect the chassis intrusion switch cable connector from the control panel on the front of the chassis as shown in Figure 8 Note the routing of the chassis intrusion cable as yo...

Page 7: ...skette drive and bracket 2 Disconnect the DC power cable and EIDE cable from the drive 3 Lift the 5 25 inch drive bracket straight up and out of the chassis Hard Disk Drive Removal Figure 10 Hard Disk Drive Bracket Assembly Removal To remove the hard disk drive bracket assembly perform the following steps 1 Disconnect the DC power cable and EIDE cable from the drive NOTE In all of the following pr...

Page 8: ...ready done remove the computer cover 3 To install the hard disk drive to the bracket place the drive top down on a flat surface with the bracket mounting holes facing up 4 Position the bracket over the holes and install four screws to secure the bracket to the drive 5 Insert the bracket s hinge tabs into the chassis slots so that the tabs hook over the slots 6 Rotate the bracket toward the chassis...

Page 9: ...nformation 13 Partition and logically format your drive before you proceed to the next step See the documentation for your operating system for instructions 14 If the drive you just installed is the primary drive install your operating system on the hard disk drive For instructions refer to the documentation that came with your operating system System Power Supply Figure 13 Power Supply Removal To...

Page 10: ...hassis 4 Lift the expansion card cage up and away from the chassis To replace the expansion card cage into the low profile chassis perform the following steps 1 With the securing lever in the upright position align the expansion card cage slots with the tabs in the chassis opening for the expansion card cage see Figure 14 Slide the expansion card cage into place 2 Rotate the securing lever downwar...

Page 11: ...ents 1 Auxiliary power indicator LED AUX_LED 2 Wakeup On LAN WOL connector 3 PCI expansion slot 1 PCI1 4 PCI expansion slot 2 PCI2 5 PCI expansion slot 3 PCI3 1 Auxiliary power LED AUX_LED 2 ISA expansion card connector 1 ISA1 3 ISA expansion card connector 2 ISA2 4 Remote Wakeup header WOL 5 PCI expansion card connector 1 PCI1 6 PCI expansion card connector 2 PCI2 NOTE The ISA expansion card conn...

Page 12: ...he plug off its pin s and carefully fit it down onto the pin s indicated 2 Line out connector 3 Microphone connector 4 NIC connector 5 Video connector 6 Serial port 2 connector 7 USB connectors 2 8 Keyboard lower and mouse upper connectors 9 Parallel port upper and serial port 1 lower connectors 10 Microprocessor connector 11 RIMM sockets 2 12 DC power 1 connector 13 DC power 2 connector 14 Chassi...

Page 13: ...reset Can be used for troubleshooting purposes jumpered unjumpered Connector or Socket Description AMC ATI multimedia channel connector BATTERY Battery socket CD_IN CD ROM audio interface connector RIMM_x RIMM socket DSKT Diskette tape drive interface connector ENET Integrated NIC connector EXT_SPKR External speaker connector FAN Microprocessor fan connector HDLED Hard disk drive LED connector IDE...

Page 14: ...n configuring the card making internal connections or otherwise customizing it for your system 2 Remove the screw and remove the metal filler bracket that covers the card slot opening for the expansion card slot you intend to use see Figure 21 Save the screw to use when installing the expansion card later in this procedure Figure 21 Filler Bracket Removal 1 8 bit ISA expansion card 2 16 bit ISA ex...

Page 15: ... and reset the chassis intrusion detector Memory To remove a Rambus in line memory module RIMM perform the following steps 1 Remove the computer cover 2 Remove the system power supply to allow you to access the RIMMs 3 Press the securing clips outward simultaneously until the RIMM disengages and pops out slightly from the socket see Figure 22 Figure 22 Removing a RIMM To reinstall a RIMM perform t...

Page 16: ...or package from the ZIF socket Bending the pins can permanently damage the microprocessor 5 Detach and lift the microprocessor package away from the ZIF socket The ZIF socket has a lever type handle that secures and releases the microprocessor package from the ZIF socket a Pull the socket release lever straight out until the microprocessor package is released b Remove the microprocessor package fr...

Page 17: ...essure to fully seat it in the ZIF socket e When the microprocessor package is fully seated pivot the release lever back toward the system board until it snaps into place securing the microprocessor package Figure 26 Microprocessor Package Installation 8 Unpack the heat sink included in the replacement kit NOTICE Do not reuse the old heat sink assembly when you replace the microprocessor package U...

Page 18: ...rew that secures the system board to the bottom of the chassis see Figure 28 7 Slide the system board toward the front of the chassis until it stops 8 Carefully lift the system board out of the chassis be sure to lift evenly and not twist the system board To replace the system board perform the following steps 1 Remove the RIMMs and the microprocessor cooling fan heat sink assembly and install the...

Page 19: ...ard 5 Reconnect all cables to the system board 6 Replace the 5 25 inch drive 7 Replace the expansion card cage 8 Replace the computer cover 9 Reset the chassis intrusion detector While in System Setup confirm that the system data area correctly identifies the type of microprocessor installed Back to Contents Page ...

Page 20: ...UTION FOR YOUR PERSONAL SAFETY AND PROTECTION OF THE EQUIPMENT Before you start to work on the system perform the following steps in the sequence listed 1 Turn off the computer and all peripherals 2 Disconnect the computer and peripherals from their electrical outlets Also disconnect any telephone or telecommunication lines from the computer Doing so reduces the potential for personal injury or sh...

Page 21: ...following steps 1 Check all cable connections especially those that might have come loose during your work Fold cables out of the way so that they do not catch on the computer cover Make sure cables are not routed over the drive cage they will prevent the cover from closing properly 2 Facing the left side of the computer hold the cover at a slight angle as shown in Figure 2 3 Fit the three cover h...

Page 22: ...nabled Enabled Silent or Disabled 7 If no other changes are required in System Setup press Esc and follow the menu directions to reboot the system and implement the changes 8 Run the Dell Diagnostics to verify that the system is operating correctly Internal View Figure 3 shows the chassis with the cover removed Figure 3 Inside the Chassis Front Panel Inserts Figure 4 5 25 Inch Front Panel Insert R...

Page 23: ... ring tabs over the posts Expansion Card Cage Figure 5 Control Panel Removal To remove the card cage complete the following steps 1 Rotate the lever toward the back of the computer until it stops in the upright position 2 Lift the expansion card cage up and away from the computer To replace an expansion card cage keep the cage flush against the chassis to ensure that the lever engages the notch wh...

Page 24: ...ver 2 Disconnect the DC power and cables from the diskette drive 3 Remove the mounting screw see Figure 7 4 Rotate the diskette drive upward and lift it free When you replace the 3 5 inch diskette drive on the bracket be sure that the two retaining tabs on the right side of the bracket engage the mounting holes in the side of the 3 5 inch diskette drive Rotate the drive down Then replace the screw...

Page 25: ...ket Hard Disk Drive Removal 1 Remove the computer cover 2 Remove the drive bracket from the chassis If a hard disk drive is already installed on the drive bracket disconnect the DC power cable and EIDE cable from the drive 3 Remove the screw securing the hard disk drive bracket to the front wall of the chassis Grasp the front part of the bracket that serves as a handle and rotate the bracket up to...

Page 26: ...gainst the front of the rail that extends across the chassis floor and the horizontal lip at the back fits over the rail see Figure 12 Rotate the bracket down into position and reinstall the screw you removed in step 3 NOTICE You must match the colored strip on the EIDE cable with pin 1 on the IDE1 connector to avoid possible damage to your system 2 Connect one of the device connectors on the EIDE...

Page 27: ...etup update the Drive 0 option under Primary Drive n 8 Partition and logically format your drive before proceeding to the next step See the documentation for your operating system for instructions 9 Install your operating system on your hard disk drive Refer to the documentation that came with your operating system System Power Supply System Power Supply Rotation To access some components on the s...

Page 28: ...ly support arm Then perform the removal procedure in reverse System Board Components Figure 14 shows the system board and the location of all its sockets and connectors Figure 14 System Board Components 1 Line in connector 2 Line out connector 3 Microphone connector 4 NIC connector 5 Video connector 6 Serial port 2 connector 7 USB connectors 2 8 Keyboard lower and mouse upper connectors 9 Parallel...

Page 29: ... the pin s indicated Table 1 System Board Jumper Settings System Board Labels Table 2 lists the labels for connectors and sockets on your system board and it gives a brief description of their functions Table 2 System Board Connectors and Sockets 21 Diskette tape drive connector 22 Riser board connector 23 Real time clock reset RTCRST jumper 24 Battery 25 Modem audio connector 26 Fan connector 27 ...

Page 30: ...processor fan connector HDLED Hard disk drive LED connector IDEn EIDE interface connector INTRUDER Chassis intrusion switch connector KYBD Keyboard connector MODEM Modem audio connector MONITOR Video connector MOUSE Mouse connector PANEL Control panel connector PARALLEL Parallel port connector sometimes referred to as LPT1 PCIn PCI expansion card connector POWER_1 Main power input connector POWER_...

Page 31: ...n installing the expansion card later in this procedure Figure 18 Filler Bracket Removal 4 Insert the expansion card into the expansion card connector If the expansion card is full length insert the front end of the card into the corresponding card guide on the inside front of the chassis as you insert the card into its connector Insert the card s edge connector firmly into the expansion card slot...

Page 32: ...20 The PCI riser board provides five PCI expansion card slots The PCI ISA riser board provides two PCI expansion slots two ISA expansion slots and one shared PCI ISA expansion slot Figure 19 Midsize Chassis PCI Riser Board Figure 20 PCI ISA Riser Board Memory To remove a Rambus in line memory module RIMM perform the following steps 1 Remove the computer cover 2 Rotate the system power supply to al...

Page 33: ...Assembly To replace a microprocessor perform the following steps 1 Remove the computer cover 2 Rotate the power supply out of the way 3 Pull up on the airflow shroud release tabs on the sides at the bottom of the shroud while you lift the shroud straight up and out of the chassis Figure 23 Removing the Airflow Shroud 1 Securing clips 2 1 Securing clips 2 2 Notches 2 CAUTION The microprocessor heat...

Page 34: ... 7 Unpack the new microprocessor package If any of the pins on the new microprocessor appear to be bent return the microprocessor package NOTICE You must position the microprocessor package correctly in the ZIF socket to avoid permanent damage to the microprocessor and the computer when you turn on the system 8 Install the microprocessor package in the ZIF socket a If the release lever on the ZIF ...

Page 35: ...cket 11 Replace the airflow shroud a Place the airflow shroud over the microprocessor heat sink assembly b Fit the mouth of the shroud into the alignment slot on the left side of the fan and between the fan and the power supply bracket on the right c Squeeze both pairs of tabs on the sides of the shroud and lower it until the clips on the bottom of the shroud engage the top of the ZIF socket 12 Ro...

Page 36: ...ackets partially out of the chassis 8 Slide the hard disk drive partially out of the chassis 9 Remove the screw that secures the system board to the bottom of the chassis see Figure 28 10 Slide the system board toward the front of the chassis until it stops 11 Carefully raise the front of the system board and lift the board out of the chassis at an angle To replace the system board perform the fol...

Page 37: ...ing steps 2 through 8 of the removal process in reverse 8 Replace the computer cover 9 Reset the chassis intrusion detector While in System Setup confirm that the system data area correctly identifies the type of microprocessor installed Back to Contents Page ...

Page 38: ...e a few moments to read the following caution for your personal safety and to prevent damage to the system from electrostatic discharge ESD Overview Drives Recommended Tools System Power Supply Precautionary Measures Expansion Card Cage Internal Views Riser Boards Computer Cover System Board Components Front Bezel Expansion Cards Eject Power and Reset Buttons Memory Front Panel Inserts Microproces...

Page 39: ... charge from your body before touching anything inside the computer While you work periodically touch an unpainted metal surface on the computer chassis to dissipate any static electricity that might harm internal components Also avoid touching components or contacts on a card and avoid touching pins on a chip 5 Verify that the auxiliary power indicator on the riser board is not on If it is on you...

Page 40: ...essed slots on the computer chassis so that the tabs catch the hooks inside the slots 3 Pivot the cover down toward the bottom of the chassis and into position Make sure that the securing hooks at the bottom of the cover click into place 4 If you are using a padlock to secure your system reinstall the padlock To reset the chassis intrusion detector perform the following steps 1 Reconnect all cable...

Page 41: ...he changes 8 Run the Dell Diagnostics to verify that the system is operating correctly Front Bezel Figure 5 Front Bezel Removal To remove the front bezel perform the following steps 1 While pressing the tab release marked with the icon tilt the bezel away from the chassis 2 Disengage the two retaining hooks at the bottom of the bezel 3 Carefully pull the bezel away from the chassis To replace the ...

Page 42: ...re released the buttons come free from the bezel Front Panel Inserts Figure 7 5 25 Inch Front Panel Insert Removal To remove a 5 25 inch front panel insert perform the following steps 1 Hold the bezel with the front facing you 2 From the front of the bezel use your thumbs to press inward on the insert until it snaps free of the bezel To replace a 5 25 inch front panel insert position the two ring ...

Page 43: ...ove the control panel cable 5 Pull the control panel cable through the opening in the front wall and carefully remove the cable from the routing tab in the chassis 6 Pull out on the control panel to detach it from the chassis Note the routing of the control panel cable as you remove it from the chassis Chassis Intrusion Switch Figure 9 Chassis Intrusion Switch Removal To remove the chassis intrusi...

Page 44: ...ives Figure 10 Drive Locations 3 5 Inch Diskette Drive Figure 11 Diskette Drive Removal To remove the 3 5 inch diskette drive from the drive bay perform the following steps 1 Disconnect the DC power and diskette interface cable from the back of the drive 2 Press the release tab on the left side of the diskette drive and pull the diskette drive bracket out of the chassis 3 Remove the drive mounting...

Page 45: ...e front of the bracket then install the four screws but do not tighten them 3 Align the screws with the score marks on the bracket and tighten the screws in the order stamped on the bottom of the bracket 4 Check the alignment of the computer cover around the 5 25 inch bezel Adjust the drive forward or backward on the bracket to align it 5 To ensure proper installation align all screw holes and ens...

Page 46: ...re 15 5 25 Inch Drive Cables Attachment 9 Connect the appropriate EIDE interface cable to the EIDE interface connector on the back of the drive see Figure 15 If your system came with an EIDE CD ROM or tape drive use the spare connector on the existing interface cable Otherwise use the EIDE interface cable provided in the drive kit Hard Disk Drive Removal Figure 16 Hard Disk Drive Bracket Removal 1...

Page 47: ...ee its hinge tabs from the chassis hinge slots 5 Remove the bracket from the chassis Figure 17 Hard Disk Drive Removal From Bracket 6 Remove the four screws that hold the drive in the bracket see Figure 17 Retain the screws for use with the replacement hard disk drive 7 Remove the drive by sliding it out of the bracket Hard Disk Drive Replacement To install a replacement hard disk drive perform th...

Page 48: ...s in the bottom of the bracket 6 Reinstall the hard disk drive bracket in the chassis see Figure 18 a Insert the bracket s hinge tabs into the chassis hinge slots so that the tabs hook over the hinge slots b Rotate the bracket toward the chassis and fit the bracket s sliding tab on the chassis slide rail c Slide the bracket into place and reinstall the screw you removed in step 4 of the previous p...

Page 49: ...sk drive For instructions refer to the documentation that came with your operating system System Power Supply Figure 20 Power Supply Removal To remove the system power supply perform the following steps 1 Disconnect the AC power cable from the back of the power supply 2 Free the system power supply from the securing tab labeled RELEASE and rotate it upward until it locks 3 Disconnect the DC power ...

Page 50: ...ition align the expansion card cage tabs with the slots in the chassis opening for the expansion card cage see Figure 21 Slide the expansion card cage into place 2 Rotate the securing lever downward until it is flush with the top side of the chassis Make sure that the riser board is fully seated in the RISER connector on the system board see Figure 22 3 Reconnect any cables you removed in step 1 o...

Page 51: ... cage System Board Components Figure 24 shows the system board and the location of all its sockets and connectors Figure 24 System Board Components 1 Auxiliary power indicator AUX_LED 2 PCI expansion slot 5 PCI5 3 Wake On LAN WOL connector 4 PCI expansion slot 1 PCI1 5 Auxiliary power connector 1 PCI expansion slot 1 PCI1 2 PCI expansion slot 2 PCI2 3 PCI expansion slot 3 PCI3 4 PCI expansion slot...

Page 52: ...er and mouse upper connectors 9 Parallel port upper and serial port 1 lower connectors 10 Microprocessor connector 11 RIMM sockets 2 12 DC power 1 connector 13 DC power 2 connector 14 Chassis intrusion connector 15 Control panel connector 16 External speaker connector 17 EIDE1 connector 18 EIDE2 connector 19 System board speaker 20 System board jumpers 21 Diskette tape drive connector 22 Riser boa...

Page 53: ...ion of their functions Table 2 System Board Connectors and Sockets Jumper Setting Description PSWD default Password features are enabled default Password features are disabled SAFE default Reserved do not change BIOS default Reserved do not change RTCRST default Real time clock reset Can be used for troubleshooting purposes jumpered unjumpered Connector or Socket Description AMC ATI multimedia cha...

Page 54: ...acket over the empty card slot opening 6 Replace the computer cover and reset the chassis intrusion detector Expansion Card Installation Figure 27 Expansion Card Installation MONITOR Video connector MOUSE Mouse connector PANEL Control panel connector PARALLEL Parallel port connector sometimes referred to as LPT1 PCIn PCI expansion card connector POWER_1 Main power input connector POWER_2 3 3 V pow...

Page 55: ...or firmly into the expansion card slot 4 When the card is firmly seated in the connector secure the card s mounting bracket to the chassis with the screw you removed in step 2 5 Connect any cables that should be attached to the card See the documentation provided with the card for information about the card s cable connections 6 Replace the computer cover and reset the chassis intrusion detector M...

Page 56: ...ssembly To replace a microprocessor perform the following steps 1 Remove the computer cover 2 Rotate the power supply up until it locks see Figure 20 3 Pull up on the airflow shroud release tabs while you lift and rotate the bottom of the shroud up and away from the back of the chassis and microprocessor heat sink assembly Figure 31 Microprocessor Airflow Shroud Heat Sink Removal 1 Securing clips ...

Page 57: ...y damage the microprocessor 6 Detach and lift out the microprocessor package from the ZIF socket The ZIF socket has a lever type handle that secures and releases the microprocessor package from the ZIF socket a Pull the socket release lever straight out until the microprocessor package is released b Remove the microprocessor package from the socket Leave the release lever extended so that the sock...

Page 58: ... sink assembly when you replace the microprocessor package Using the old heat sink assembly can cause the microprocessor to overheat because there is not enough thermal compound between the old heat sink assembly and the microprocessor package 10 Replace the heat sink assembly a Peel the release liner from the adhesive tape attached to the bottom of the new heat sink assembly b Place the heat sink...

Page 59: ... from their connectors at the back of the computer 3 Remove the expansion card cage 4 Unlatch and rotate the power supply until it locks see Figure 20 5 Remove the airflow shroud from the microprocessor 6 Disconnect all cables from the system board 7 Remove the screw that secures the system board to the bottom of the chassis 8 Slide the system board toward the front of the chassis until it stops 9...

Page 60: ... clip onto its corresponding tab 4 Push evenly on both sides of the system board as you slide and lock it into position do not twist the system board 5 Reconnect all cables to the system board 6 Replace the airflow shroud 7 Replace the expansion card cage 8 Rotate the power supply back into place see Figure 20 9 Replace the computer cover 10 Reset the chassis intrusion detector While in System Set...

Page 61: ...cedures in this manual take a few moments to read the following caution for your personal safety and to prevent damage to the system from electrostatic discharge ESD Overview System Power Supply Recommended Tools Expansion Card Cage Precautionary Measures Riser Board Internal Views System Board Components Computer Cover Expansion Cards Eject and Power Buttons Memory Control Panel Microprocessor Co...

Page 62: ...hing anything inside the computer While you work periodically touch an unpainted metal surface on the computer chassis to dissipate any static electricity that might harm internal components Also avoid touching components or contacts on a card and avoid touching pins on a chip 5 Verify that the auxiliary power indicator on the riser board is not on If it is on you may need to wait 10 to 30 seconds...

Page 63: ...the cover with the bottom of the chassis and insert the hooks on the cover into the recessed slots on the computer chassis so that the tabs catch the hooks inside the slots 3 Pivot the cover down toward the back of the chassis and into position Make sure that the securing buttons click into place 4 If you wish to install a padlock slide the padlock ring out of the cover To reset the chassis intrus...

Page 64: ... Removal To remove the eject and power buttons perform the following steps 1 Lay the computer cover on a flat work surface with the inside of the top cover facing up 2 To remove the 3 5 inch diskette drive eject button pull gently on the plastic part of the button until it comes free 3 To remove the power button use a small screwdriver and push in the two plastic clips that hold the button to the ...

Page 65: ...trusion Switch Figure 7 Chassis Intrusion Switch Removal To remove the chassis intrusion switch perform the following steps 1 Remove the drive shelf 2 Remove the power supply 3 Remove the control panel 4 Disconnect the chassis intrusion switch cable connector from the control panel Note the routing of the chassis intrusion cable as you remove the cable from the chassis Chassis hooks may hold the c...

Page 66: ...is see Figure 9 Hard Disk Drive Figure 10 Hard Disk Drive Bracket Removal To remove the hard disk drive and its bracket from the chassis perform the following steps 1 Chassis intrusion switch 2 CD ROM drive 3 3 5 inch diskette drive 4 Hard disk drive 1 Drive shelf 2 Release tabs 2 1 Drive bracket 2 Release tabs 2 CAUTION To avoid the possibility of electric shock turn off the computer and any peri...

Page 67: ...ent hard disk drive in the chassis perform the following steps NOTICE To avoid possibly damaging the drive by ESD ground yourself by touching an unpainted metal surface on the back of the computer NOTICE When you unpack the drive do not set it on a hard surface which may damage the drive Instead set the drive on a surface such as a foam pad that will sufficiently cushion it 1 Prepare the drive for...

Page 68: ...e IDE1 connector to avoid possible damage to your system 9 If it is not already connected connect the blue connector on the EIDE interface cable to the IDE1 connector on the system board To locate the IDE1 connector on the system board see System Board Components 10 Replace the drive shelf and connect the diskette and CD ROM drive power and interface cables 11 Replace the computer cover Then recon...

Page 69: ...h from the bottom of the drive shelf 4 Replace the drive shelf and connect the interface and power cable connectors CD ROM Drive Figure 14 CD ROM Drive Removal To remove a CD ROM drive perform the following steps 1 Push down on the drive release tab on the right side of the drive see Figure 14 2 Slide the CD ROM drive assembly forward and up and out of the chassis To replace a CD ROM drive perform...

Page 70: ...y perform the following steps 1 Disconnect the AC power cable from the back of the power supply 2 Disconnect the DC power cables from the system board and the drives 3 Remove the screw on the side of the chassis that secures the power supply 4 Remove the screw below the AC power receptacle at the back of the chassis 5 Slide the power supply toward the center of the computer approximately 1 inch 6 ...

Page 71: ...e chassis Make sure that the riser board is fully seated in the RISER connector on the system board 3 Reconnect any cables you removed in step 2 of the previous procedure 4 Replace the computer cover and reset the chassis intrusion detector Riser Board Figure 19 PCI Riser Board The chassis has a PCI riser board that has two PCI expansion card connectors see Figure 19 To remove the PCI riser board ...

Page 72: ...er and mouse upper connectors 9 Parallel port upper and serial port 1 lower connectors 10 Microprocessor connector 11 RIMM sockets 2 12 DC power 1 connector 13 DC power 2 connector 14 Chassis intrusion connector 15 Control panel connector 16 External speaker connector 17 EIDE1 connector 18 EIDE2 connector 19 System board speaker 20 System board jumpers 21 Diskette tape drive connector 22 Riser boa...

Page 73: ... functions Table 2 System Board Connectors and Sockets Jumper Setting Description PSWD default Password features are enabled default Password features are disabled SAFE default Reserved do not change BIOS default Reserved do not change RTCRST default Real time clock reset Can be used for troubleshooting purposes jumpered unjumpered Connector or Socket Description AMC ATI multimedia channel connect...

Page 74: ...install a metal filler bracket over the empty card slot opening 7 Replace the computer cover and reconnect your computer and peripherals to their electrical outlets and turn them on 8 Reset the chassis intrusion detector Figure 23 Expansion Card Installation MOUSE Mouse connector PANEL Control panel connector PARALLEL Parallel port connector sometimes referred to as LPT1 PCIn PCI expansion card co...

Page 75: ...mly into the expansion card slot 4 When the card is firmly seated in the connector secure the card s mounting bracket to the chassis with the screw you removed in step 2 5 Connect any cables that should be attached to the card See the documentation for the card for information about the card s cable connections 6 Replace the computer cover 7 Reset the chassis intrusion detector Memory To remove a ...

Page 76: ...IMM Installation 6 Run the Dell Diagnostics to verify that the RIMMs are operating properly Microprocessor Cooling Fan Heat Sink Assembly Figure 27 Microprocessor Cooling Fan Heat Sink Assembly To replace a microprocessor perform the following steps 1 Securing clips 2 1 Securing clips 2 2 Notches 2 1 Cooling fan heat sink assembly 2 ZIF socket 3 Retaining clip CAUTION The microprocessor heat sink ...

Page 77: ...or package If any of the pins on the new microprocessor appear to be bent return the microprocessor package NOTICE You must position the microprocessor package correctly in the ZIF socket to avoid permanent damage to the microprocessor and the computer when you turn on the system 7 Install the microprocessor package in the ZIF socket a If the release lever on the ZIF socket is not all the way out ...

Page 78: ... System Setup and confirm that the system data area correctly identifies the type of microprocessor installed 13 Reset the chassis intrusion detector While in System Setup confirm that the system data area correctly identifies the type of microprocessor installed System Battery Figure 30 System Battery Removal To remove the system battery perform the following steps 1 If possible enter System Setu...

Page 79: ...fan heat sink assembly and install them on the replacement board 2 Set the jumpers on the new system board so that they are identical to those on the old board unless a microprocessor upgrade is being installed 3 Push down near each slot to engage the grounding clip onto its corresponding tab 4 Push evenly on both sides of the system board as you slide it into position do not twist the system boar...