Recovering The Operating System; Updating The Bios Using The Usb Drive In Windows - Dell Vostro 3681 Service Manual

Table 19. System error messages (continued)
System message
this checkpoint and contact Dell Technical
Support
CMOS checksum error
CPU fan failure
System fan failure
Hard-disk drive failure
Keyboard failure
No boot device available
No timer tick interrupt
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

Recovering the operating system

When your computer is unable to boot to the operating system even after repeated attempts, it automatically starts Dell
SupportAssist OS Recovery.
Dell SupportAssist OS Recovery is a standalone tool that is preinstalled in all Dell computers installed with Windows operating
system. It consists of tools to diagnose and troubleshoot issues that may occur before your computer boots to the operating
system. It enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its
factory state.
You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into their
primary operating system due to software or hardware failures.
For more information about the Dell SupportAssist OS Recovery, see Dell SupportAssist OS Recovery User's Guide at
www.dell.com/serviceabilitytools. Click SupportAssist and then, click SupportAssist OS Recovery.

Updating the BIOS using the USB drive in Windows

Steps
1. Follow the procedure from step 1 to step 6 in
2. Create a bootable USB drive. For more information, see the knowledge base article
3. Copy the BIOS setup program file to the bootable USB drive.
4. Connect the bootable USB drive to the computer that needs the BIOS update.
5. Restart the computer and press F12 .
6. Select the USB drive from the One Time Boot Menu.
7. Type the BIOS setup program filename and press Enter.
The BIOS Update Utility appears.
74 Troubleshooting
Description
RTC is reset, BIOS Setup default has been loaded.
CPU fan has failed.
System fan has failed.
Possible hard disk drive failure during POST.
Keyboard failure or loose cable. If reseating the cable does not
solve the problem, replace the keyboard.
No bootable partition on hard disk drive, the hard disk drive
cable is loose, or no bootable device exists.
● 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.
A chip on the system board might be malfunctioning or
motherboard failure.
S.M.A.R.T error, possible hard disk drive failure.
Updating the BIOS in Windows to download the latest BIOS setup program file.
000145519 at www.dell.com/support.