Dell Dimension XPS T___ - Manual (Page 3)

POST Beep Codes
If the monitor cannot display errors or problems, during POST the computer may emit a series of beeps, or beep code, that identifies the problem.
For example, one beep, a burst of three short beeps, and two more single beeps (beep code 1-3-1-1) means that the system has encountered a
dynamic random-access memory (DRAM) refresh error condition.
If the system emits a beep code and then fails to start, write down the beep code and look it up in Table 2.
and then restart the system. If the
problem persists, refer to Chapter 7,
"Getting Help," of the Reference and
Troubleshooting Guide for
instructions on obtaining technical
assistance.
Microprocessor has failed a BIOS
test. Reseat the microprocessor . If the
problem persists, refer to Chapter 7,
"Getting Help," of the Reference and
Troubleshooting Guide for
instructions on obtaining technical
assistance.
Memory failed to be sized or
enabled. Reseat the DIMMs . If the problem
persists, remove all but one DIMM
and then restart the system. Repeat
this step until the malfunctioning
DIMM is identified.
PCI bus failure has occurred. Remove all expansion cards and
restart the system to determine if a
resource conflict exists. If a conflict
exists, resolve the conflict as
described in "Resolving Software
and Hardware Incompatibilities" in
Chapter 5 of the Reference and
Troubleshooting Guide. If the
problem persists, refer to Chapter 7,
"Getting Help," of the Reference and
Troubleshooting Guide for
instructions on obtaining technical
assistance.
Video controller failed to initialize or
respond. Reseat the video card . If the problem
persists, refer to Chapter 7, "Getting
Help," of the Reference and
Troubleshooting Guide for
instructions on obtaining technical
assistance.
IDE bus failure has occurred. Reseat the IDE cables. If the problem
persists, refer to Chapter 7, "Getting
Help," of the Reference and
Troubleshooting Guide for
instructions on obtaining technical
assistance.
USB port or a device connected to it
has failed initialization. Disconnect the device from the USB
port . If the problem persists, refer to
Chapter 7, "Getting Help," of the
Reference and Troubleshooting
Guide for instructions on obtaining
technical assistance.
Other failure. Refer to Chapter 7, "Getting Help," of
the Reference and Troubleshooting
Guide for instructions on obtaining
technical assistance.
System has started and turned over
control to the operating system. No action is necessary.