Dell latitude 5440 la-m402p rev 1.0(A00)
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Hello, I have this Latitude 5440 that is not starting. When power button is pushed, the keyboard lights up and the fan begins to spin. The amps go up to about 0.7A. Computer is not charging. This pattern repeats and the computer is not posting.
I applied the patch from post 7 and now computer is charging but still not posting. The keyboard lights up and the fan begins to spin, this time only 2 times. Then, nothing.
I suspect the bios in this computer is corrupted. Could someone, please take a look at the bin files and clean them up?
Latitude 5440
S/T: F4239W3
I am attaching both bin files.
16Mb chip: Winbond 25R128JVSN
32Mb chip: Winbond 25Q256JVEN
Thank youAttached FilesComment
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Hello, I have this Latitude 5440 that is not starting. When power button is pushed, the keyboard lights up and the fan begins to spin. The amps go up to about 0.7A. Computer is not charging. This pattern repeats and the computer is not posting.
I applied the patch from post 7 and now computer is charging but still not posting. The keyboard lights up and the fan begins to spin, this time only 2 times. Then, nothing.
I suspect the bios in this computer is corrupted. Could someone, please take a look at the bin files and clean them up?
Latitude 5440
S/T: F4239W3
I am attaching both bin files.
16Mb chip: Winbond 25R128JVSN
32Mb chip: Winbond 25Q256JVEN
Thank youAttached FilesComment
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I reflashed both chips. Computer is behaving the same way as originally. It continuously tries to boot but no post. The CPU gets pretty warm, the fan spins. Computer also responds to "D" key test by flashing different colors of rainbow.
No post, unfortunately.Comment
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This specification for the DELL Latitude 5440 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5440 boardview and 5440 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5440...09-07-2024, 07:19 AM
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This specification for the DELL Latitude 5440 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5440 boardview and 5440 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5440...09-07-2024, 07:19 AM
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This specification for the DELL Latitude 5440 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5440 boardview and 5440 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5440...09-07-2024, 07:19 AM
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This specification for the DELL Latitude 5440 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5440 boardview and 5440 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5440...09-07-2024, 07:19 AM
-
This specification for the DELL Latitude 5440 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 5440 boardview and 5440 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet, or download for DELL Latitude 5440...09-07-2024, 07:19 AM
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