Table Of Contents - Dell Dimension C521 Service Manual

Table Of Contents

About Your Computer2
Front View2
Back View Of The Computer3
Back Panel I/O Connectors3
Before You Begin5
Getting Started5
Recommended Tools5
Turning Off Your Computer5
Before Working Inside Your Computer5
Replacing The Computer Cover7
Removing The Computer Cover8
Removing And Installing Parts9
Ddr2 Memory Overview9
Installing Memory10
Removing Memory11
Installing An Expansion Card12
Removing An Expansion Card13
General Installation Guidelines15
Drive Interface Connectors15
Power Cable Connector15
Connecting And Disconnecting Drive Cables15
Removing A Cd/Dvd Drive16
Installing A Cd/Dvd Drive16
Removing A Floppy Drive17
Installing A Floppy Drive18
Removing A Media Card Reader19
Installing A Media Card Reader20
Removing A Hard Drive21
Installing A Hard Drive22
Replacing The Battery23
Removing The Processor24
Installing The Processor25
Replacing The Power Supply27
Removing The Front I/O Panel28
Installing The Front I/O Panel29
Removing The Fan Assembly29
Installing The Fan Assembly30
Removing The System Board30
Replacing The System Board31
Specifications33
Entering System Setup36
System Setup Screen36
System Setup Options37
Option Settings39
Changing Boot Sequence For Future Boots39
Boot Menu39
Clearing Forgotten Passwords And Cmos Settings40
Jumper Locations40
Clearing Password Settings40
Clearing Cmos Settings41
Flashing The Bios41
Technical Overview42
Inside View Of Your Computer42
System Board Components42
Jumper Settings43
Power Supply Dc Connector Pin Assignments44
Dc Power Connector P144
Dc Power Connector P245
Dc Power Connector P345
Dc Power Connector P445
Dc Power Connector P5 And P645
Notes, Notices, And Cautions47
Troubleshooting48
When To Use The Dell Diagnostics48
Dell Diagnostics Main Menu48
Diagnostic Lights49
System Lights49
Beep Codes50