Warning: Battery is critically low —
The battery is running out of charge. Connect the computer to an electrical outlet; otherwise, activate hibernate mode or shut down the computer.
System Messages
Alert! Previous attempts at booting this system have failed at checkpoint [nnnn]. For help in resolving this problem, please note this checkpoint and
contact Dell Technical Support —
The computer failed to complete the start routine three consecutive times for the same error (see Contacting Dell for assistance).
CMOS checksum error —
Possible system board failure or RTC battery low. Contact Dell (see Contacting Dell).
CPU fan failure —
Processor fan failure. Contact Dell (see Contacting Dell).
Hard-disk drive failure —
Possible hard drive failure during hard drive POST. Check cables, swap hard disks, or see Contacting Dell for assistance.
Hard-disk drive read failure —
Possible hard drive failure during hard-drive start test (see Contacting Dell for assistance).
Keyboard failure —
Keyboard failure or keyboard cable loose. Contact Dell (see Contacting Dell).
No boot device available —
No bootable partition on hard drive, or the hard drive cable is loose, or no bootable device exists.
l If the hard drive is your boot device, ensure that the drive is partitioned as a boot device.
l Enter system setup and ensure that the boot sequence information is correct.
No timer tick interrupt —
A chip on the system board might be malfunctioning or system board failure (see Contacting Dell for assistance).
USB over current error —
Disconnect the USB device. Use external power source for the USB device.
NOTICE - Hard Drive SELF MONITORING SYSTEM has reported that a parameter has exceeded its normal operating range. Dell recommends that you
back up your data regularly. A parameter out of range may or may not indicate a potential hard drive problem —
S.M.A.R.T error, possible hard drive failure. This feature can be enabled or disabled in BIOS setup.
Troubleshooting Software and Hardware Problems
If a device is either not detected during the operating system setup or is detected but incorrectly configured, you can use the Hardware Troubleshooter to
resolve the incompatibility.
