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Search: Posts Made By: ss45
Forum: Troubleshooting Game Consoles & Other Weird Devices 09-05-2021, 08:29 AM
Replies: 4
Views: 7,910
Posted By ss45
Re: Nintendo switch no short charges fine battery full but no boot no sound

Turns out the backlight has died when I shine with flashlight I can confirm lcd shows homescreen just fine. Any idea which circuit powers the backlight ?
Forum: Troubleshooting Game Consoles & Other Weird Devices 08-30-2021, 09:14 PM
Replies: 4
Views: 7,910
Posted By ss45
Nintendo switch no short charges fine battery full but no boot no sound

As the title says I have 2 switches showing the same symptom.

After quick investigation I found no short on usb c power of or video chip.

Initially the batteries was flat, after leaving it a...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 08-05-2021, 01:53 AM
Replies: 4
Views: 469
Posted By ss45
Re: Gtx 970 strange problem

thank you for your reply.

It sounds like there could be some device or circuit used as a logical AND gate that is supposed to detect the various supply voltages are present and allow the GPU to...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 08-01-2021, 03:09 AM
Replies: 4
Views: 469
Posted By ss45
Re: Gtx 970 strange problem

It is not unusual for the two EATX12V connectors to power different phases or different VRMs
-> I agree with that

(Pcie 12v only) -> normal gpu vcore, ram voltage, pcie 1.0v rail ,5v , 3.3v
Gpu...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 07-31-2021, 08:11 AM
Replies: 2
Views: 361
Posted By ss45
Talking Re: GPU memory vrm IC RT8816 VS NCP81278

Thank you very much for replying.

I have decided its to much of work, so I bought new chip instead :D

It works perfectly now
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 07-31-2021, 08:06 AM
Replies: 4
Views: 469
Posted By ss45
Gtx 970 strange problem

Hi I have this gtx 970

If I plug power to pin 1(left) the gpu will not be detected.
Basically no gpu vcore, ram voltage, etc.


If I only plug number 2, vcore voltage, ram voltage all appears...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 06-15-2021, 11:22 AM
Replies: 2
Views: 361
Posted By ss45
GPU memory vrm IC RT8816 VS NCP81278

Hi are these two IC interchangeable ?

I have GPU with damaged memory vrm controller,
The original IC ia rt8816 but i only have ncp81278 at hand.
Looking at the datasheet reveals that they are...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 06-01-2021, 10:33 AM
Replies: 4
Views: 426
Posted By ss45
Re: [REPAIR] Multimiter sanwa PC510a strange temperature reading

@per Hansson
Yeah it is probable. But the big question is which one

Heres link to some of the photos
link (https://drive.google.com/folderview?id=1PvWGvbGEHpEcEWyMLNhYhlqqCE_COB30)

@stj
I...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 05-31-2021, 05:02 AM
Replies: 4
Views: 426
Posted By ss45
[REPAIR] Multimiter sanwa PC510a strange temperature reading

Hi I have sanwa PC510a multi.
the temp reading is offset by about -1000 C
it was fine few months ago and started acting up recently
so room temp will read ~970 C

it is not the sensor ( K type)...
Forum: BIOS Requests ONLY! 05-06-2021, 05:30 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste

Oh so that's what d and w stands for. D dmi, w windows key.

Sorry but I am really blind about this.
Thanks for your help and quick response though !
Will report if there's any progress...
Forum: BIOS Requests ONLY! 05-06-2021, 04:37 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste
I just want to know whether the bios you provided is supposed to be used on gigabyte 15 x9 or for other model ?

@peste @smdflea
I have no idea how to extract only certain region from bios...
Forum: BIOS Requests ONLY! 05-05-2021, 09:38 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste

Just asking out of curiosity.
From what model of laptop you pulled those bios and kbc bin ?
Was it msi creator p65 ?
Forum: BIOS Requests ONLY! 05-05-2021, 04:28 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

Bad news... The kbc or bios did not work.

Previously with existing bios + blank kbc, at least it turned on for a moment after pressing on button.


@peste

Now with after programming bios...
Forum: BIOS Requests ONLY! 04-22-2021, 09:01 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste
Thanks for the help.
But unfortunately i need to buy several tools and spare parts first.
I Will post update as soon there is any progress.
Thanks once again !
Forum: BIOS Requests ONLY! 04-14-2021, 01:42 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste

good news ! after reinstalling os from scratch, it finally gave stable readings.
I have read the chip 3 times, verifying all the 3 checksums, they matches.
So I am confident that the...
Forum: BIOS Requests ONLY! 04-13-2021, 06:25 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste

thanks for the file and caution !

unfortunately my odroid has been acting weird.

few months ago it read roms just fine, but this time
multiple readings gave different checksums.
I...
Forum: BIOS Requests ONLY! 04-11-2021, 09:30 AM
Replies: 15
Views: 652
Posted By ss45
Re: Gigabyte aero 15 x9 ite8587 kbc bios

@peste

Thanks for the quick reply . Here is the model
Gigabyte Aero 15-X9 (Core i7-8750H, RTX 2070 Max-Q)
Review link...
Forum: BIOS Requests ONLY! 04-11-2021, 08:52 AM
Replies: 15
Views: 652
Posted By ss45
Gigabyte aero 15 x9 ite8587 kbc bios

Does anyone have Gigabyte aero 15 x9 ite8587 kbc bios please kindly share here ?

I have ite8587 short . Change I to new one but laptop doesn't boot.
Forum: General Computer & Tech Discussion 05-13-2020, 08:50 AM
Replies: 0
Views: 680
Posted By ss45
GPU Gigabyte gtx 1080 mini shorted diode

hi folks. i have gpu with shorted here. sorry if i posted i the wrong sub..

d33 was shorted and has been removed. if anybody has one at hand and has the free time, would it be too much trouble to...
Forum: Schematic Requests ONLY! 12-23-2019, 06:49 PM
Replies: 0
Views: 576
Posted By ss45
Lenovo 720s-13ikb schematic request

Dear all.

if anyone has schematic for Lenovo 720s-13ikb
i beg kindly would you please share it here thanks .....

board number : LCFC NM-B491
Forum: Schematic Requests ONLY! 12-02-2019, 05:40 PM
Replies: 4
Views: 2,163
Posted By ss45
Re: YOGA 910 NM-A901 Schematic Request

wow ! i didnt expect reply this fast... thank you so much !!..
Forum: Schematic Requests ONLY! 12-01-2019, 08:27 PM
Replies: 4
Views: 2,163
Posted By ss45
YOGA 910 NM-A901 Schematic Request

Hello, new member here. please be kind :rejoice:

Basically i have dead yoga 910 no power wouldnt boot ....
i need schematic to troubleshoot and to know what ic replacement should be purchased..
...
Forum: Announcements & Related News 12-01-2019, 05:47 PM
Replies: 28,075
Views: 2,447,905
Posted By ss45
Re: New Members - please post your introductions here

hello everyone.... from japan here. nice to meet you all
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