Dell OptiPlex 7080 Small Form Factor Service Manual page 4

Installing the WLAN card.............................................................................................................................................. 35
Heat sink...............................................................................................................................................................................36
Removing the fan assembly......................................................................................................................................... 36
Installing the fan assembly............................................................................................................................................37
Coin-cell battery.................................................................................................................................................................. 39
Removing the coin-cell battery....................................................................................................................................39
Installing the coin-cell battery...................................................................................................................................... 39
Expansion card.....................................................................................................................................................................40
Removing the graphics card........................................................................................................................................ 40
Installing the graphics card............................................................................................................................................41
Memory modules................................................................................................................................................................. 42
Removing the memory modules.................................................................................................................................. 42
Installing the memory modules.....................................................................................................................................43
Processor..............................................................................................................................................................................44
Removing the processor...............................................................................................................................................44
Installing the processor................................................................................................................................................. 45
Power-supply unit................................................................................................................................................................47
Removing the power-supply unit.................................................................................................................................47
Installing the power-supply unit................................................................................................................................... 49
System board.......................................................................................................................................................................53
Removing the system board........................................................................................................................................ 53
Installing the system board...........................................................................................................................................56
Chapter 4: Troubleshooting............................................................................................................ 61
Dell SupportAssist Pre-boot System Performance Check diagnostics........................................................................ 61
Running the SupportAssist Pre-Boot System Performance Check........................................................................ 61
Diagnostic LED behavior.....................................................................................................................................................62
Diagnostic error messages................................................................................................................................................. 63
System error messages...................................................................................................................................................... 66
WiFi power cycle................................................................................................................................................................. 66
Chapter 5: Getting help................................................................................................................. 67
Contacting Dell.....................................................................................................................................................................67
4 Contents