Dell Dimension L___cx - Manual (Page 4)

If the system emits a beep code and then fails to start, write down the beep code and look it up in Table 2.
Table 2. System Beep Codes
System Messages
The first column in Table 3 lists (in alphabetical order) system messages that may appear on the screen during the boot routine or during normal
system operation. The second column in the table lists probable causes of the messages, and the third column either provides a corrective action
or refers you to a source for resolving the problem.
Table 3. System Messages
Beep
Code
Possible Cause Corrective Action
1 Memory refresh failure Reseat the DIMMs .
2 Parity cannot be reset Reseat the DIMMs .
3 Memory failure within the first
64 KB of memory Reseat the DIMMs .
4 Timer not operational See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
5 Processor failure See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
6 8442 keyboard controller
error See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
7 Processor exception error See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
8 Video display memory error See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
9 Optional ROM checksum
error See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
10 CMOS memory error See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
11 BIOS checksum error See Chapter 7, "Getting Help," of the Reference and Troubleshooting
Guide for instructions on obtaining technical assistance.
Message Possible Cause Corrective Action
8042 Gate-A20 Error The keyboard controller failed its test. If you receive this message after making changes in the system
setup program , enter the program and restore the original value
(s).
Address Line Short! Error in the address decoding circuitry in the
memory. Reseat the DIMMs .
C: Drive Error
C: Drive Failure
The hard-disk drive is not working or is not
configured correctly. Ensure that the drive is installed correctly in the chassis and
defined correctly in the system setup program .
Cache Memory Bad, Do
Not Enable Cache Cache memory is not operating. See Chapter 7, "Getting Help," of the Reference and
Troubleshooting Guide for instructions on obtaining technical
assistance.
Ch-2 Timer Error System board timer error occurred. See Chapter 7, "Getting Help," of the Reference and
Troubleshooting Guide for instructions on obtaining technical
assistance.
CMOS Battery State
Low
CMOS Checksum
Failure
CMOS Display Type
Mismatch
CMOS Memory Size
Mismatch
CMOS System Options
Not Set
The system configuration information in the
system setup program is incorrect, or the
battery charge may be low. Enter the system setup program and verify the system
configuration; then restart the system.