Somebody please share images of LA-8241P motherboard. Image of SIO and surrounding components.
LA-8241P Images
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Re: LA-8241P Images
check pq101 and two caps near PL101. Normally these are the two culprits on this board most of the times though it can be any thing which is bad.Comment
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Re: LA-8241P Images
Interestingly enough I identified one of the two caps near PL101 as being short earlier this morning! Good to know it is a common point of failure. My board now powers on but sadly just sits there on a backlight black screen, so I think it may be destined for the trash.Dell E7450 | i5-5300U | 16GB DDR3 | 256GB SSDComment
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Re: LA-8241P Images
Interestingly enough I identified one of the two caps near PL101 as being short earlier this morning! Good to know it is a common point of failure. My board now powers on but sadly just sits there on a backlight black screen, so I think it may be destined for the trash.Comment
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Re: LA-8241P Images
May I ask whether this would still occur with the LVDS cable unplugged and external monitor plugged in? I've more or less given up on the board as I think the PCH is dead, but I'd be interested to know what this common fault is before I do.Dell E7450 | i5-5300U | 16GB DDR3 | 256GB SSDComment
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by OKRPKCOMPHi
i have dell inspiron laptop 15R SE 7520 (QCL00 LA-8241P REV 1.0 (A00))
But its setup is locked, anybody help me to unlock its setup
old setup locked working bios here...-
Channel: BIOS Requests ONLY!
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by CircuitRehabHi! I've had a laptop dropped off to me to take a look at. The issue stemmed from another IT repair shop replacing the display and now the laptop does not power on.
To cut a long story short, a lot of components on the 3.3v rail are getting burning hot and the laptop does not power on. I've identified some of the IC's but I'm unsure what could be causing the issue. I believe there to be a short somewhere leading to excess current, causing the heat but that's just a guess.
I've read through the schematics but they're not very helpful, as they don't tend to show any... -
by Linuxoid32Hello,
Model: Dell Latitude 3120
Motherboard: GDB10 LA-K511P Rev 1.0 (A00)
Motherboard vendor: GCE
While de-soldering the BIOS chip (W25R256JVEIQ) for flashing on my motherboard, the resistor on pin 2 (I/O line 1) of the chip got lost.
I would like to get the schematics (PDF or Boardview) or someone to check the resistance of the missing one and the surrounding resistors.
Thanks,
Linuxoid32-
Channel: Schematic Requests ONLY!
Yesterday, 04:44 AM -
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by double_DDHi all
I have Synology DS115j that I'm trying to repair.
I've found a short between G and S on Q13, but it's not on mosfet (when I unsolder it). So I suppose problem might be on mosfet driver - I believe U10 is the driver for 2 surrounding mosfets.
However, I'm not sure exactly what U10 is, so I cannot find the datasheet. (might be uPI semiconductors, but I cannot find anything on their page)
Any help is welcome, thanks!... -
Subject: Help Identifying IC on 820-02020 (MacBook Pro A2338 M1, 2020) — C02045500 / EKQ8LL1A
Hi all,
I'm working on a MacBook Pro A2338 M1 (2020) with logic board 820-02020.
The machine has a power issue — not powering on, and I'm trying to trace the fault.
While inspecting the board, I found a cluster of components
This area looks damaged or burned — there are about 4–5 components that seem affected
I've attached a close-up photo of the chip and its surrounding area (see... - Loading...
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