Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.
Before updating, please read the installation instructions and important information noted below.
DELL,SW,BIOS,INSP,5520,A04,A04
AUTO INSTALLED This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.Dell Inspiron 5520 System BIOS
To view all drivers for your Inspiron 15R 5520, go to Drivers and downloads.
Recommended
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5520A04.exe | 4.24 MBEnter the Service Tag of your device to check the compatibility of this download with your device.
This is a large file. Depending on your connection speed, it may take some time to download.
File Format:
CPG BIOS Executable for Windows/DOS
File Name:
5520A04.exe
File Size:
4.24 MB
Format Description
This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
MD5:
e97a02aeb7ad5170c3659f49e53b6ba6
SHA1:
8c96f36e6e5a79ba2ef8a120ee7ade5f1d152b8b
SHA-256:
Not available
Sign in to Windows as an admin to use automatic scan. If your're already signed in as an admin and seeing this message, please reboot.
Your system is managed by your IT admin and features might be limited.
Find more updates. Use SupportAssist to find all the latest driver updates for your device.
Fixes & Enhancements
Fix:
1.DF545880 ST, USB devices can't be detected under Windows with pure OS
2.DF545884 ST, SUT 7 beep after enter S3 then unplug/plug AC/DC or enter S3 remove memory
3.DF528109 PT_Intel, iFFS resume time over spec in event viewer
Modify:
1.Modify BIOS DAh interface Class 4 for Get Panel resolution.
Read More
1.DF545880 ST, USB devices can't be detected under Windows with pure OS
2.DF545884 ST, SUT 7 beep after enter S3 then unplug/plug AC/DC or enter S3 remove memory
3.DF528109 PT_Intel, iFFS resume time over spec in event viewer
Modify:
1.Modify BIOS DAh interface Class 4 for Get Panel resolution.
Version
A04, A04
Release date
27 Apr 2012
Download Type
System BIOS
Category
BIOS
Importance
RecommendedDell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Supported Operating Systems
Windows 7, 64-bit
Windows 8, 64-bit
Looking for a different OS? View the list of Dell supported operating systems
Applies to
Dell Inspiron 5520
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.Drivers help and tutorials
For more downloads go to the Drivers and downloads.
For help on using the information on this page, please visit Driver Help and Tutorials.