Looking for a new bios for a lenovo ideapadflex 5 14ARE05
S/N R90ZEMFJ
MTM 81X2008JUK
MO - R990B0914001...
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bios lenovo 14are05
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Need to Unlock BIOS Password
Dell XPS 13 7390 Admin BIOS lock active. My system hash code is 1X8W7G3-E7A8. Can someone help me generate a master unlock code? -
Dell V15 ,No power - vegas turis skl/kbl 15341
Hi everyone, I’d like to ask for some advice. I have a problem with the main power rail on a Dell V15 (Vegas Turis SKL/KBL 15341)—it has no power.
The 19V rail stops at MOSFETs PU4411 and PQ4401.
Specifically, on PU4411, there is 19V at the drain, 0V at the source, and 0V at the gate.
On PQ4401, however:
Source: 19V, Gate: 19V, Drain: 0V.
Normally, shouldn't there be around 24V at the gate?
Thanks in advance for any advice.
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Hp 17-cn0528sa bios
Looking for a clean bios with no password for HP 17-cn0528sa
SN# 5CG2160BFJ
ProdID 4L3J0EA#ABU
MB/ 17N-8L-TGL or VLAD10-6050A3261101-MB-A01(A1)... -
Schematic Boardview Lenovo ideapad 3 15ADA05 81W1008EIX
Hi, I have the motherboard from this laptop(Lenovo ideapad 3 15ADA05), but the pads are torn off and a few components are missing. Without detailed documentation on where the exact component should be installed, I can't do anything. I also need to rebuild the pads, and their topology would be helpful. Can anyone help? Unfortunately, I don't have a premium subscription because, for some reason, PayPal won't process the payment. Is it possible to send it via email, or is downloading the attachment the only option?
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Tony... -
UN55DU7200F backlight on, have sound, no image
T-Con integrated on main. T-CON connects to left buffer board (looking from back) then ribbon cable to right buffer board.
- Backlight on, have sound, but no image (LCD is dark)
- If disconnect right buffer board, right side becomes white (see pic below)
- 4x inductor on main above T-CON connection reads ~6.5V
- 4x capacitors above these 4x inductor all read ~6.5V on one side, ~11.5v on the other side
- 2x solder pads near heatsink above T-CON flex connector. These are feedback jumper pads? (see pic)
Google this model shows many T-CON failures ( link link ) This one made in 2024....Last edited by howardc64; Yesterday, 05:50 PM. -
Another Acer Nitro 5 with no power.
Hello guys,
I have to say first sorry for my english that's not my native langage.
My motherboard is gh51m la-k862p rev:1.A
My laptop have no power like I said pqb11 have 19.5v in input but nothing on output.(I think the gate is closed.)
On ACDET PIN6 (PUB1) I've 2.5V.
0V on VCC.
PRB47 and PRB48 have good voltage.
I'm lost actually please help.
Thanks u all....
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