Dell T3400 Changing Boot Sequence for Future Boots, Diagnostic Light Codes During Post 100

8System Setup . . . . . . . . . . . . . . . . . . . . . . 81

Entering System Setup	81
System Setup Screens	81
System Setup Options	82
Boot Sequence	92
Changing Boot Sequence for the Current
Boot	93
Changing Boot Sequence for Future Boots . . . .	94

9 Clearing Passwords and CMOS
Settings	95
Clearing Passwords	95
Clearing CMOS Settings	96
Flashing the BIOS	97

10 Troubleshooting Tools	99
Power Lights	99
Diagnostic Lights	100
Diagnostic Light Codes During POST	100
Beep Codes	104
System Messages	105
Hardware Troubleshooter	107
Dell Diagnostics	107
When to Use the Dell Diagnostics	108

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