Dell 4600 System Messages, Message Possible Cause Corrective Action, Reseat the memory modules

3-4-1 Screen initialization failure

3-4-2 Screen retrace failure

3-4-3 Search for video ROM failure

4-2-1 No time tick

4-2-2 Shutdown failure

4-2-3 Gate A20 failure

4-2-4 Unexpected interrupt in protected mode

4-3-3 Timer-chip counter 2 failure

4-3-4 Time-of-day clock stopped

4-4-1 Serial or parallel port test failure

4-4-4 Cache test failure

System Messages

NOTE: If the message you received is not listed in the table, see the documentation for either the operating system or the program that was running when the message appeared.

Message	Possible Cause	Corrective Action
8042 Gate-A20 error	The keyboard controller failed its test.	If you receive this message after you make changes in system setup, enter
		system setup and restore the original value(s).
Address Line Short!	An error in the address decoding circuitry in the	Reseat the memory modules.
	memory has occurred.
C: Drive Error	The hard drive is not working or is not configured	Ensure that the drive is installed correctly in the computer and defined
	correctly.	correctly in system setup.
C: Drive Failure
Cache Memory Bad, Do	The cache memory is not operating.	See "Contacting Dell" in your Owner's Manual for instructions on obtaining
Not Enable Cache		technical assistance.
CH-2 Timer Error	An error is occurring on the timer on the system	See "Contacting Dell" in your Owner's Manual for instructions on obtaining
	board.	technical assistance.
CMOS Battery State Low	The system configuration information in system	Enter system setup, verify the system configuration, and then restart the
	setup is incorrect or the battery charge may be	computer.
CMOS Checksum Failure	low.
CMOS System Options
Not Set
CMOS Display Type
Mismatch
CMOS Memory Size
Mismatch
CMOS Time and Date Not
Set
Diskette Boot Failure	Drive A or B is present but has failed the BIOS	Ensure that the drive is installed correctly in the computer and defined
	POST.	correctly in system setup. Check the interface cable at both ends.
DMA Error	Error in the DMA controller on the system board.	The keyboard or system board may need to be replaced.
DMA 1 Error
DMA 2 Error
FDD Controller Failure	The BIOS cannot communicate with the floppy	Ensure that the floppy drive or the hard drive is installed correctly in the
	drive or hard drive controller.	computer and defined correctly in system setup. Check the interface cable at
HDD Controller Failure		both ends.
INTR1 Error	An interrupt channel on the system board failed	The keyboard or system board may need to be replaced.
	to POST.
INTR2 Error
Invalid Boot Diskette	The operating system cannot be located on drive	Enter system setup and confirm that drive A or drive C is properly identified.
	A or drive C.
Keyboard Error	The BIOS has detected a stuck key.	Ensure that nothing is resting on the keyboard; if a key appears to be stuck,
		carefully pry it up. If the problem persists, you may need to replace the
		keyboard.
KB/Interface Error	An error occurred with the keyboard connector.	Ensure that nothing is resting on the keyboard; if a key appears to be stuck,
		carefully pry it up. If the problem persists, you may need to replace the
		keyboard.
No ROM Basic	The operating system cannot be located on drive	Enter system setup and confirm that drive A or drive C is properly identified.
	A or drive C.