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Search: Posts Made By: mcplslg123
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:29 AM
Replies: 3
Views: 115
Posted By mcplslg123
Re: Acer Predator PH317-51-58Y2 dead

Check by shorting the power on key on kbd connector to gnd. Normally only 1 pin on kbd connector will be gnd and the next pin is the power on key
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:27 AM
Replies: 3
Views: 115
Posted By mcplslg123
Re: Acer Predator PH317-51-58Y2 dead

It seems the kbd connector lock is missing. U can try by cutting some extra tape(remove from bad kbd)
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:22 AM
Replies: 5
Views: 150
Posted By mcplslg123
Re: What is wrong with Intel?

I always change the pch power ic whenever I replace soc
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:21 AM
Replies: 5
Views: 150
Posted By mcplslg123
Re: What is wrong with Intel?

Asus x510uf-i too have faced many mb's with cpu shorted though in my case nothing is cracked on soc die.Its 3v rail shorted coz of pch shorted. 3 mb's I've replaced soc with success.Btw, amd soc...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:13 AM
Replies: 4
Views: 156
Posted By mcplslg123
Re: HP G62 laptop screen backlight aways on

Lcdvdd-does it goes zero after turning off??
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:12 AM
Replies: 4
Views: 158
Posted By mcplslg123
Re: Lenovo L450 no display

Mb has dedicated graphics chip??
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:10 AM
Replies: 7
Views: 157
Posted By mcplslg123
Re: Hp g6-2304au

These are old machines. Take a close look under microscope/magnifying glass and you will perhaps see corrosion somewhere. Need to thoroughly clean the mb with ipa,take care of corrosion(if any) and...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-13-2021, 08:03 AM
Replies: 7
Views: 193
Posted By mcplslg123
Re: WHEA_UNCORRECTABLE_ERROR - Dell Inspiron 1559

@spider1211, it's soc fault. You can try by de soldering the soc . If there is any corrosion under it, reballing will help. Else soc itself needs replacement. Faced this very same issue on Asus 7th...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-10-2021, 10:59 PM
Replies: 3
Views: 119
Posted By mcplslg123
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-10-2021, 10:58 PM
Replies: 3
Views: 146
Posted By mcplslg123
Re: MSI MS-16J91 Gaming Laptop motherboard dead

You perhaps didnt dis-connected the battery while changing the screen.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-10-2021, 10:56 PM
Replies: 3
Views: 118
Posted By mcplslg123
Re: Dell 6540 cmos battery ( no data )

I faced the same issue on a latitude E6420 LA-6591P. It was resolved by flashing bios though i tried atleast 7-8 dumps and fortunately one worked. So very likely its a bios issue.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-08-2021, 10:58 PM
Replies: 7
Views: 387
Posted By mcplslg123
Re: Asus N550JV Not Passing POST

You need an SPI bios programmer(Even the cheaper CH34A will do the job). Need to de-solder bios chip from mb and program the bios chip with Bios programmer and put it back on mb.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-08-2021, 07:43 AM
Replies: 4
Views: 197
Posted By mcplslg123
Re: Question about replacing IT8586e IO .

'Coz both the mb's are same-it worked. ITE kbc chip keeps troubling when try to program. I too have faced it on many occasions. Sometimes trigerring the mb once detects ITE. Sometimes applying 3v on...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-07-2021, 10:59 PM
Replies: 4
Views: 161
Posted By mcplslg123
Re: Dell Inspiron 3552 5 beeps

@polism, yes there is a way to disable beep. You need to share mb code and audio IC number here. Then you need to cut track of PC_BEEP. Common issue with dell.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-07-2021, 10:53 PM
Replies: 7
Views: 387
Posted By mcplslg123
Re: Asus N550JV Not Passing POST

The Voltages as well as resistance readings seems more or less fine. I'll suggest 2 things-
01.Replace ram stick with a known good
02.Flash known good bios.

If both these steps dont solve your...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-06-2021, 06:40 AM
Replies: 1
Views: 110
Posted By mcplslg123
Re: I NEED YOUR HELP please!!! changed a kbc it8586 / ax for an it 8586 / fxa

Yes, the suffix is also important and remember its programmable kbc.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-04-2021, 10:44 PM
Replies: 8
Views: 255
Posted By mcplslg123
Re: asus FX804gd novideo after low side mosfet short on CPU phase

Check if there is any pulse on VCC_GFX with dso only.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-03-2021, 10:41 PM
Replies: 2
Views: 118
Posted By mcplslg123
Re: HP 250G4 la-c701p constantly switching between battery and AC power

Try with another known good battery first before proceeding to diagnosis. Too me, it seems battery issue.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-03-2021, 04:27 AM
Replies: 19
Views: 1,251
Posted By mcplslg123
Re: Weird but interesting issue with DELL 3542 (intel mb 13269-1)

@spider1211, got very similar problem on same mb(uma). Changing the caps on 3v,5v regulator fixed it. I related them with tantalum caps. Used to turn in 1 out of 10-15 attempt.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-03-2021, 04:13 AM
Replies: 4
Views: 197
Posted By mcplslg123
Re: Question about replacing IT8586e IO .

First check whether you have 3v supply at io vcc pin. If not apply 3v frm external source and then try to program
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 09-29-2021, 11:41 PM
Replies: 3
Views: 323
Posted By mcplslg123
Re: Lenovo yoga 330 powers on no image

If this ic is used in vcore circuit, then close to 1V is expected on BOOT pin.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 09-29-2021, 11:36 PM
Replies: 2
Views: 148
Posted By mcplslg123
Re: Lenovo ThinkBook-IWL charging IC

The pics dont show a charging chip
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 09-29-2021, 11:28 PM
Replies: 4
Views: 269
Posted By mcplslg123
Re: Samsung NoteBook NP300E5C freezing screen

Replace the screen and freezing will go away. Its screen problem and not mb issue.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 09-29-2021, 08:28 AM
Replies: 2
Views: 149
Posted By mcplslg123
Re: HP 15 LA-C701P not working .

1.8V as vcore is perfect for 4th gen cpu. All indicators are towards a shorted cpu.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 09-29-2021, 08:17 AM
Replies: 8
Views: 234
Posted By mcplslg123
Re: Help - Auto starts after 1 minute of shutdown - Dell vegas/turis 15341-1

Observe the enable signal on 3/5V dc-dc converter.(U4001) or just replace it and check again.
Showing results 1 to 25 of 500

 
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