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Search: Posts Made By: Fabbrone
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 01-25-2022, 05:28 AM
Replies: 1
Views: 196
Posted By Fabbrone
Asus prime B365-Plus No PS2 or USB

Hey

On this mobo with no power to USB or PS2 Port.

what would you suggest?

Thank

fabbrone
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-03-2021, 10:04 AM
Replies: 13
Views: 754
Posted By Fabbrone
Re: Dell precision 7520

This is a diagram, thank Rezistor
Forum: Schematic Requests ONLY! 11-03-2021, 09:29 AM
Replies: 3
Views: 563
Posted By Fabbrone
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-26-2021, 09:26 AM
Replies: 13
Views: 754
Posted By Fabbrone
Re: Dell precision 7250

I have to correct the model which is actually a precision 7520 not 7250. I checked the voltages on the connector of the inserted battery and inserted adapter . On all pins there are 0 Volts except...
Forum: Schematic Requests ONLY! 10-26-2021, 03:12 AM
Replies: 3
Views: 563
Posted By Fabbrone
Dell precision 7520 LA-E311P schematics

I am looking for this schematics

Thanks
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-22-2021, 04:07 AM
Replies: 13
Views: 754
Posted By Fabbrone
Re: Dell precision 7250

The test I did with the soldered mosfets by putting the black probe on the Source there are 0.5Mohm even by inverting the pins. Black probe on the gate and red probe on source and drain 2.5Mohm...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-20-2021, 09:16 AM
Replies: 13
Views: 754
Posted By Fabbrone
Re: Dell precision 7250

a mosfet is EMZB08P03V with a multimeter negative on Drain and positive on Source is open . On reverse a multimeter bip. Positive on gate and negative on Drain or Source is open. Reverse ther is a...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-19-2021, 09:59 AM
Replies: 13
Views: 754
Posted By Fabbrone
Re: Dell precision 7250

Ok a pics dc-in and battery zone
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-19-2021, 08:42 AM
Replies: 13
Views: 754
Posted By Fabbrone
Re: Dell precision 7250

not available
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-19-2021, 08:27 AM
Replies: 13
Views: 754
Posted By Fabbrone
Dell precision 7520

Hello, the problem with this notebook is that it turns on only with the power supply but not with only the battery. The battery charges it but as soon as you disconnect the power supply it turns off....
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 10-04-2021, 05:20 AM
Replies: 0
Views: 229
Posted By Fabbrone
Asus ROG GL502VS turns on by itself but video and fans off

Even keeping the power button pressed, it turns off for two seconds and then turns on again. No video signal and the fans are stopped but the heatsink gets hot. I tried to flash a bios chip but it...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 06-10-2021, 04:13 AM
Replies: 16
Views: 915
Posted By Fabbrone
Re: Apple macbookpro 13" A1708 2017

thanks for the support, i gave back to the owner telling him to insist with apple
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-29-2021, 01:32 AM
Replies: 16
Views: 915
Posted By Fabbrone
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-28-2021, 09:30 AM
Replies: 16
Views: 915
Posted By Fabbrone
Re: Apple macbookpro 13" A1708 2017

Ok I have a multimeter available and the main board is 820-00840-01
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-28-2021, 08:13 AM
Replies: 16
Views: 915
Posted By Fabbrone
Re: Apple macbookpro 13" A1708 2017

The mac disassembling it is very clean it does not seem to have worked so much, every time I turn it on you can see it on an external monitor and by properly lighting the video you see the screen....
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-28-2021, 01:28 AM
Replies: 16
Views: 915
Posted By Fabbrone
Re: Apple macbookpro 13" A1708 2017

yes I contacted apple but they assert that the years concerned are only those of 2016!
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-27-2021, 10:24 AM
Replies: 16
Views: 915
Posted By Fabbrone
Re: Apple macbookpro 13" A1708 2017

I have already tried Option, Command, P and R for 20 seconds but nothing
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-27-2021, 08:15 AM
Replies: 16
Views: 915
Posted By Fabbrone
Apple macbookpro 13" A1708 2017

Hello everyone, I have this macbookpro 13 2017 a1408 that turning it on does not hear the (boing) and does not display anything. But by connecting an external video you can see it perfectly. Could it...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-17-2021, 09:08 AM
Replies: 6
Views: 687
Posted By Fabbrone
Re: Panasonic CF-54 lan faulty

Thanks to all, I still solved it by following the attached link
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-15-2021, 03:52 AM
Replies: 6
Views: 687
Posted By Fabbrone
Re: Panasonic CF-54 lan faulty

Windows sees it in the peripheral list and visually disassembling it, everything looks ok even the connector pins. I'd rather fix it
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-14-2021, 08:22 AM
Replies: 6
Views: 687
Posted By Fabbrone
Panasonic CF-54 lan faulty

Hi, for this laptop a lan not working !

what to do, advice please.
Forum: Schematic Requests ONLY! 02-13-2021, 02:49 AM
Replies: 2
Views: 437
Posted By Fabbrone
Re: Schematics Toshiba portege Z390 Fau2SY1

a component is missing but I don't know what component it was, if anyone has a mainboard available and can tell me what it is :noob:
Forum: Schematic Requests ONLY! 02-12-2021, 03:12 AM
Replies: 2
Views: 437
Posted By Fabbrone
Schematics Toshiba portege Z390 Fau2SY1

I am looking for schematics for this notebook

Thank

Fabbrone
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-13-2020, 09:12 AM
Replies: 12
Views: 1,365
Posted By Fabbrone
Re: HP 850 G2 dead no led no fan

there are inconsistencies between the diagram and the mainboard do not match the components
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-06-2020, 08:55 AM
Replies: 12
Views: 1,365
Posted By Fabbrone
Re: HP 850 G2 dead no led no fan

The plate code is that, there is a short on the L6150 5V coil
Showing results 1 to 25 of 129

 
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