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Search: Posts Made By: paulyboy
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-02-2022, 04:26 AM
Replies: 0
Views: 56
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: 63
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: 161
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: 271
Posted By paulyboy
Forum: BIOS & Schematic Requests! 01-21-2022, 08:09 PM
Replies: 0
Views: 154
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: 172
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: 18,789
Posted By paulyboy
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-21-2021, 03:50 PM
Replies: 310
Views: 287,925
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: 16,082
Posted By paulyboy
Forum: BIOS Requests ONLY! 11-11-2021, 04:03 AM
Replies: 10
Views: 472
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: 472
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: 310
Views: 287,925
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: 578
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: 578
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: 472
Posted By paulyboy
Forum: BIOS Requests ONLY! 11-02-2021, 08:27 PM
Replies: 10
Views: 472
Posted By paulyboy
Forum: BIOS Requests ONLY! 11-02-2021, 04:27 PM
Replies: 0
Views: 94
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
Forum: BIOS Requests ONLY! 11-02-2021, 11:18 AM
Replies: 10
Views: 472
Posted By paulyboy
Re: Help please HP Zbook 15 G3

hi SMD yes there the original from the device 😊 will add pictures shortly
Forum: BIOS Requests ONLY! 11-02-2021, 02:59 AM
Replies: 10
Views: 472
Posted By paulyboy
Re: Help please HP Zbook 15 G3

Is there perhaps a repository for the 3 bios,
Forum: BIOS Requests ONLY! 11-02-2021, 02:57 AM
Replies: 10
Views: 472
Posted By paulyboy
Re: Help please HP Zbook 15 G3

Appreciate that, I've also tried that to no avail, is it possible my reads were bad.

Would it be ok to flash a bios from the net as I have possibly contaminated the bios.

Thanks for your time...
Forum: BIOS Requests ONLY! 11-02-2021, 12:00 AM
Replies: 10
Views: 472
Posted By paulyboy
Help please HP Zbook 15 G3

I was trying to remove a bios password, I removed these chips and read the data from them and unlocked them via the awesome tool on the forum but upon soldering them back now my darn laptop wont...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-01-2021, 11:49 AM
Replies: 2
Views: 307
Posted By paulyboy
Re: Laptop voltages at coils and meanings?

Thankyou for your reply, is there a sequence in how they turn on to know when a power rail is missing?
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 11-01-2021, 03:47 AM
Replies: 2
Views: 307
Posted By paulyboy
Laptop voltages at coils and meanings?

I've recently started learning repairs reading YouTube etc


My question is I have a few Asus and hps that don't have any boardviews or schematics so I was wondering if there's a best sequence to...
Forum: BIOS Requests ONLY! 10-20-2021, 10:30 PM
Replies: 269
Views: 29,066
Posted By paulyboy
Re: T2 Chip Programmer Tool

anyone know the socket for the rom
Forum: BIOS Requests ONLY! 10-18-2021, 10:14 AM
Replies: 269
Views: 29,066
Posted By paulyboy
Re: T2 Chip Programmer Tool

What programmer interface for reading the chip please? Is the a socket for tl866 thanks
Showing results 1 to 25 of 40

 
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