Hello,
No, not tested with a known good bios. You think that is the problem ?
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Dell Latitude E7470 no start
Hell guys, I need some help with this Dell E7470 laptop.
The complaint is "does not wurk".
Mainboard AAZ60 LA-C461P
Does not boot
capslock led always on
No fan movement
When pushing the power button, the led in the powerbutton goes on, stays on for 17 seconds then goes off again. Is repeatable.
ALL ALW voltages are present.
Made some nice paint artwork about voltages and resistance, added to this post. Also the schematic.
[COLOR=#d35400][B][MOD EDIT] Link to schematic[/B][/COLOR] --> [url]https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/schematic-requests-only/108137-need-brd-for-dell-la-c461p[/url]...
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