Originally posted by jorak
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BIOS bin file for Dell latitude 7480
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Originally posted by Dangvantu View Posthi
please clear bios computrace
la - e131p
sevice tag 4FM4HM2
thank youAttached Files
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Originally posted by anirash25 View PostDell Latitude 7480
LA-E131P
TPM Error
Another Service guy had tried the Bios already and don't have the Original Bak up File ..tried with Different Bios Files but not able to Clear TPM Error
Can u pls help me to get it rectified
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Welcoming any help available in obtaining a BIOS file to reprogram a significantly corrupt BIOS and thus a paperweight laptop
Model: DELL Latitude 7480
Mainboard: CAZ20 LA-E131P Rev:1.0(A00)
Service Tag: 9Q2SHM2
Prior Bios version: ?? I Suspect 1.38 but uncertain
Failed Update version: Nov 11 2024 1.39
Failed Bios Update Symptoms:
- Just a Black Screen; No Dell Logo; No POST; No Firmware recovery screen (CTL-Esc plug in AC release on keyboard backlight); or with local recovery with FAT32 USB with BIOS IMG.rcv from Dell support site. Hard reset removing battery, depleting reserve charge and removing CMOS battery to reset NVRAM also does not assist.
- Power is good; Display Pre-Post Check is Good (D+PowerOn);
- Laptop was working perfectly prior to firmware update.
Have broken a downloaded Dell Firmware file into its multiple bin files using platomav/BIOSUtilities but I am unclear if or how these could be recombined into a single Bin for direct chip programming or in customization of ServiceTag; EthernetMAC. If anybody has done this I would be keen to know how ?
Anyway, I'm reaching the point that I'm realizing I need to reprogram the BIOS and obtain a bin file. I have ordered up a chip programmer which is yet to arrive so can't as yet dump the BIOS (Winbond 25Q128JSVQ) but I expect this to be materially corrupt and don't have a backup dump.
If anyone could provide a BIOS bin file that would help me get going, I would be most grateful and any experience on the relative success of applying a SOIC8 clamp vs removing the chip would also be useful.
Cheers
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Originally posted by Jeetlimz View Postpleas help me i have dell 7480 lap not booting hang on boot logo i try many bios evry bios is showing different condition but still i cant boot my lap caz20 la-z131p rev 1.0 a00 SERVICE TAG 19P53G2 biosDue to a lack of donations, server free space at a critical level, and possible closure of Bios Requests all donations are welcome, click:
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