Dell 100-Mbps manual System Board Components

Page 60

System Board Components

The subsections that follow contain procedures for removing system board components.

microphone jack

NIC

USB

serial port 2

keyboard/mouse

serial port 1/parallel

(NIC-IN)

connector

connector

connectors

port connectors (stacked)

connectors(2)

 

(ENET)

(SERIAL2)

(stacked)

(PARALLEL/SERIAL)

speaker-out jack

 

(USB)

 

(KYBD/MOUSE)

microprocessor fan

 

 

 

(SPKR-OUT)

 

 

 

 

 

 

 

 

connector (FAN)

 

 

 

 

 

line-in jack

 

 

 

 

battery socket

(LINE-IN)

 

 

 

 

 

 

 

 

(BATTERY)

 

 

 

 

 

riser board

 

 

 

 

DIMM sockets (4)

power

 

 

 

 

 

 

 

 

main power input

connector

 

 

 

 

(RSR PWR1)

 

 

 

 

connector (POWER1)

riser board

 

 

 

 

microprocessor socket

connector

 

 

 

 

(RISER)

 

 

 

 

(MICROPROCESSOR)

riser board

 

 

 

 

3.3-V power

power

 

 

 

 

 

 

 

 

input connectors

connector

 

 

 

 

 

 

 

 

(POWER2)

(RSR PWR2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CD-ROM

secondary

 

 

 

 

connector (CD_IN)

microprocessor

 

 

 

 

 

card (or terminator card)

front of system unit

 

 

diskette/tape drive interface

connector (2ND_CPU)

primary EIDE

 

 

 

connector (DSKT)

 

 

 

 

 

 

interface connector (IDE1)

jumpers

control panel

secondary EIDE interface

 

 

 

 

 

connector (PANEL)

connector (IDE2)

 

Figure 4-15. System Board Components

4-16 Dell OptiPlex GXpro Systems Service Manual

Image 60
Contents 659,&0$18$ Page Contents Chapter Basic Troubleshooting Chapter Beep Codes and Error MessagesChapter Removing and Replacing Parts Index FiguresTables 16. Expansion-Card Cage RemovalPage Read This First System Overview System Features System Unit Orientation Front-Panel Features Dual-Processor Capability Advanced Expansion SubsystemHard-Disk Drive Options Enhanced Dual-Interface Eide SubsystemAudio Controller PCI Video CardDesktop Chassis Thermal MonitoringSystem Power Supply Pin Assignments for the DC Power ConnectorsSystem Unit Smart SupportDC Power Connector P1 DC Power Distribution DC Power Connector P7Power Distribution System Board Layout Video MemoryMain Memory System Board JumpersInterrupt Assignments Jumper DescriptionsDMA Channel Assignments IRQ14Technical Specifications Technical SpecificationsNIC CtrlAltEnter To 149 F Page Basic Troubleshooting Initial User ContactExternal Visual Inspection Observing the Boot Routine Internal Visual Inspection Running the Diskette-Based Diagnostics Eliminating Resource ConflictsGetting Help Beep Codes and Error Messages Post Beep CodesPost Beep Codes System Error Messages HaltedSystem Error Messages System could not suc System Setup program Incorrect configuration During memory test Faulty or improperly System does not recog Faulty diskette, diskette MS-DOS unable to Defective sectors on dis At system start-up One or both micro Removing and Replacing Parts Recommended ToolsPrecautionary Measures Protection of the EquipmentFloor Stand Pull the floor stand away from the system unitSystem Unit Cover System-Unit Cover RemovalEject, Power, and Reset Buttons Eject, Power, and Reset Button RemovalFront-Panel Inserts Front-Panel Insert RemovalIndicator Card Indicator Card RemovalSpeaker Speaker RemovalDrives Drive HardwareDrives in the Drive Cage 5-Inch Diskette Drive Removal10 .25-Inch Drive Removal Hard-Disk Drives Lift the hard-disk drive bracket out of the system unit12. Hard-Disk Drive Removal System Power Supply 13. Power Supply RemovalMicroprocessor Fan 14. Microprocessor Fan RemovalSystem Board Components 15. System Board ComponentsExpansion Cards Expansion-Card CageExpansion Card 17. Expansion-Card RemovalRiser Board 18. Riser Board RemovalDIMMs 19. Dimm RemovalMicroprocessor/Heat Sink Assembly 21. Microprocessor Securing Clip22. Microprocessor Removal Terminator or Add-In Card Terminator CardAdd-In Card 24. Add-In Card RemovalSystem Battery Remove the batterySystem Board Remove the system board as followsSystem Setup Program System Setup Screens USBTable A-1. System Setup Categories Be shadowed or cached. If video problems Check the monitor documentation to make Table A-1. System Setup Categories Index Dskt connector, 1-12,4-16dual-processing,1-5 ECC DIMMs LINE-IN connector, 1-12,4-16 USB description Location, 1-4,1-12