Dell 900 manual System Messages, Run the System Board Devices

Table C-1. POST Beep Codes (continued)

Beep Code	Possible Cause	Corrective Action
2-2-2-1-1	66-MHz SDRAM DIMM is	Replace with 100-MHz SDRAM
	installed.	DIMMs from Dell. See “Adding
		Memory” in Chapter 2.
2-2-2-1-1-1	Registered DIMM is	Replace with 100-MHz SDRAM
	installed.	DIMM from Dell. See “Adding
		Memory” in Chapter 2.

NOTE: The Glossary in the system Help defines abbreviations and acronyms.

System Messages

The first column in Table C-2 lists system messages that may appear on the screen during the start-up routine or during normal system operation. The second column in the table lists possible causes of the messages, and the third column either provides a corrective action or refers you to a source for resolving the problem.

Table C-2. System Messages

Message	Possible Cause	Corrective Action
CMOS Battery	The system board	Replace the system battery. See
Bad	battery may be faulty.	“Replacing the System Battery”
		in Chapter 2.
CMOS	A CMOS checksum error	Run the System Board Devices
Checksum	has occurred.	tests as described in “Running
Error		the Dell Diagnostics” in
		Chapter 3.
CPU Clock	The processor-clock	Check the processor-clock jumper
Mismatch	jumper may be set	settings. See “Jumpers” in
	incorrectly.	Chapter 2.
Diskette	The diskette drive may	Run the Diskette tests as
Drive x Error	be faulty, type mis-	described in “Running the Dell
Diskette	matched, or not properly	Diagnostics” in Chapter 3.
	installed.
Drive
Controller
Error

Equipment	The hardware configura-
Configura-	tion does not match the
tion Error	system setup program
	configuration data.

Check the system setup program settings. See Appendix B, “Sys- tem Setup Program.”

NOTE: The Glossary in the system Help defines abbreviations and acronyms.

C-2 Dell Dimension 900 System Reference and Troubleshooting Guide