System message Description
• If the hard drive is your boot device, ensure that the cables are 
connected and that the drive is installed properly and 
partitioned as a boot device.
• 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 
motherboard failure.
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 disk drive failure.
Real Time Clock reset
The Real Time Clock (RTC) reset function allows you to recover your Dell system from No POST/No Boot/No Power situations. To initiate 
the RTC reset on the system make sure system is in a power-o state and is connected to power source . Press and hold the power button 
for 25 seconds and then release the power button. Go to 
how to reset real time clock.
NOTE
: If AC power is disconnected from the system during the process or the power button is held longer than 40 seconds, the 
RTC reset process is aborted.
The RTC reset will reset the BIOS to Defaults, un-provision Intel vPro and reset the system date and time. The following items are 
unaected by the RTC reset:
• Service Tag
• Asset Tag
• Ownership Tag
• Admin Password
• System Password
• HDD Password
• TPM on and Active
• Key Databases
• System Logs
The following items may or may not reset based on your custom BIOS setting selections:
• The Boot List
• Enable Legacy OROMs
• Secure Boot Enable
• Allow BIOS Downgrade
Flashing the BIOS
You may need to ash (update) the BIOS when an update is available or when you replace the system board.
Follow these steps to ash the BIOS:
1  Turn on your computer.
2  Go to www.dell.com/support.
3  Click Product support, enter the Service Tag of your computer, and then click Submit.
NOTE
: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
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