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Search: Posts Made By: paulyboy
Forum: General Electronics Technical Discussion 07-27-2022, 05:02 PM
Replies: 5
Views: 145
Posted By paulyboy
Re: Help with IC identification please

looked everywhere no dice unfortunately
Forum: General Electronics Technical Discussion 07-25-2022, 11:41 PM
Replies: 5
Views: 145
Posted By paulyboy
Forum: General Electronics Technical Discussion 07-25-2022, 11:40 PM
Replies: 5
Views: 145
Posted By paulyboy
Help with IC identification please

My fishfinder has blown 3 ics on the same line, I have cleared the short but due to the damage on ics I can make any real legible codes from them.

I have removed one to show the pad layout

Any...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-18-2022, 04:39 PM
Replies: 12
Views: 216
Posted By paulyboy
Re: 820-00165 Low Voltage on PPBUS_G3H, No Green Light, No Power

you wont have correct ppbus if your missing pp3v42, make sure you have that first.

once that is sorted move on to ppbus g3h
Forum: BIOS Requests ONLY! 07-16-2022, 05:26 PM
Replies: 31
Views: 5,933
Posted By paulyboy
Re: Inspiron 15 Gaming 7567 bios help please.

Sorry bad soldering on my part, its now booting up but I cant change boot prioirty because theres n option to turn secure boot off.

Thanks for your help
Forum: BIOS Requests ONLY! 07-15-2022, 11:03 PM
Replies: 31
Views: 5,933
Posted By paulyboy
Re: Inspiron 15 Gaming 7567 bios help please.

This bios has no activity lights at all, just dead :)
Forum: BIOS Requests ONLY! 07-15-2022, 04:07 PM
Replies: 31
Views: 5,933
Posted By paulyboy
Re: Inspiron 15 Gaming 7567 bios help please.

hi Daniel

lights, fan spin for a few seconds then off and black screen


Can i extract a bin from dell drver?...
Forum: BIOS Requests ONLY! 07-14-2022, 11:31 PM
Replies: 31
Views: 5,933
Posted By paulyboy
Talking Inspiron 15 Gaming 7567 bios help please.

My dell was stuck in a frozen screen after a few seconds and would not go any further.

I tried to reflash with clean bios and even redo the ME of the original bin but no luck

Board ID LA-D993P...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-02-2022, 04:26 AM
Replies: 0
Views: 110
Posted By paulyboy
Red face Power on Sequnce for modern CPUs

Does anyone have links to processor power up architecture.

I’m trying to figure out what rails are missing in order to diagnose a non functioning laptop.

Something similar to this

But for...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 06-29-2022, 04:17 AM
Replies: 1
Views: 107
Posted By paulyboy
HP Envy 15 inch HP-Vanilla-6050A28-A03 no image

Have checked the board

19v rail is there 5v and 3v also have 1.05v but thereís one coil with no voltage

Thereís constant fan spin but the cpu is cold so I guess itís not completely in a S0...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-07-2022, 11:23 PM
Replies: 1
Views: 190
Posted By paulyboy
Ipad A2229 Boardview help

I have a Ipad to repair from another store that has had J4500 "repaired" but numerous caps have been knocked of surroundnig it so I am trying to remidy the issues.

I have a basic schematic but the...
Forum: Schematic Requests ONLY! 03-29-2022, 04:09 PM
Replies: 2
Views: 308
Posted By paulyboy
Forum: BIOS & Schematic Requests! 01-21-2022, 08:09 PM
Replies: 0
Views: 159
Posted By paulyboy
hp 24-r020a all in one 24' No serial number?

Hi guys my device was sent of to HP for repair I believe they replaced the board but didnt input any serial,Product name, system board CT number.

A big blue box comes up on startup.

I have...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 12-15-2021, 01:21 PM
Replies: 1
Views: 186
Posted By paulyboy
ASD efi request

Hi team,

was wondering if anyone has a collection of the Apple ASD efi images.

Looking for EFI only not OS

Kind regards

Paul
Forum: Equipment Usage, Soldering, Techniques, and Reviews 11-28-2021, 01:27 PM
Replies: 154
Views: 20,969
Posted By paulyboy
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-21-2021, 03:50 PM
Replies: 312
Views: 306,924
Posted By paulyboy
Re: List of pin compatible Laptop ICs

Any compatible with jw5068c?, thanks
Forum: BIOS Requests ONLY! 11-14-2021, 04:04 AM
Replies: 31
Views: 16,879
Posted By paulyboy
Forum: BIOS Requests ONLY! 11-11-2021, 04:03 AM
Replies: 10
Views: 510
Posted By paulyboy
Re: Help please HP Zbook 15 G3

No start/image was fine leading up to desoldering and reading of bios. Also very well soldered back
Forum: BIOS Requests ONLY! 11-11-2021, 04:02 AM
Replies: 10
Views: 510
Posted By paulyboy
Re: Help please HP Zbook 15 G3

Orientation was correct , I checks ground with multimeter and was algood. Currently got a power light and charging port light. I think my reads maybe bad can anyone please help. Thanks
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-10-2021, 02:36 PM
Replies: 312
Views: 306,924
Posted By paulyboy
Re: List of pin compatible Laptop ICs

Hi guys,

Is there any other is compatible with UP9002P I have many various IC's but none with this code.

Warm Regards

Paul
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-08-2021, 11:07 PM
Replies: 6
Views: 617
Posted By paulyboy
Re: Macbook A1466 820 3437 no chime CPU hot

R6110
r6111
r6112
r6113
r6118
r6119

r6114
r6115
r6116
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-08-2021, 11:04 PM
Replies: 6
Views: 617
Posted By paulyboy
Re: Macbook A1466 820 3437 no chime CPU hot

check u1900/1950

check spi termination resistors

verify 3.3v on bios

verify 33khz on u1900
Forum: BIOS Requests ONLY! 11-03-2021, 03:14 PM
Replies: 10
Views: 510
Posted By paulyboy
Forum: BIOS Requests ONLY! 11-02-2021, 08:27 PM
Replies: 10
Views: 510
Posted By paulyboy
Forum: BIOS Requests ONLY! 11-02-2021, 04:27 PM
Replies: 0
Views: 100
Posted By paulyboy
HP 850 G4 bios request

Lights up keyboard, fan spins. no image.

Could anyone have a look at this and see what maybe the issue?

Kind regards

Paul
Showing results 1 to 25 of 48

 
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