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Search took 0.01 seconds. Search: Posts Made By: dicky96
Forum: BIOS Requests ONLY! 08-03-2022, 03:48 PM
Replies: 154
Views: 18,515
Posted By dicky96
Re: lenovo IdeaPad S145 bios needed

Fixed, thank you SMDFlea :d
Forum: Equipment Usage, Soldering, Techniques, and Reviews 08-03-2022, 03:46 PM
Replies: 4
Views: 120
Posted By dicky96
Re: 25B127DSIG programming with TL866CS?

A pirate walks into a bar and orders beer. He has a parrot on his shoulder

The parrot says
pieces of eight pieces of eight pieces of eight pieces of nine pieces of eight...

A guy next to him...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 08-03-2022, 03:54 AM
Replies: 4
Views: 120
Posted By dicky96
Re: 25B127DSIG programming with TL866CS?

Hi stj
No mate it is 25B127DSIG (see pic)

It's from a Lenovo S145 laptop
According to the schematic the chip should be W25Q128JVSIQ. This is not on the list of supported IC either so I used...
Forum: BIOS Requests ONLY! 08-03-2022, 03:46 AM
Replies: 154
Views: 18,515
Posted By dicky96
Re: lenovo IdeaPad S145 bios needed

Hi guys
I have the same problem as many of you - flashing white power LED, black screen and no Vddgt power rail

I have attached my eprom dump. On my PCB the eprom is actually a 25B127DSIG. My...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 08-02-2022, 09:06 AM
Replies: 4
Views: 120
Posted By dicky96
25B127DSIG programming with TL866CS?

Hi guys
My TL866CS doesn't have this eprom in the list of devices (Minipro v6.85) 25B127DSIG

Possibly because I have an old version of the software? I tend to stick with something until it let's...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 08-02-2022, 07:54 AM
Replies: 1
Views: 102
Posted By dicky96
Re: Where to learn how to repair laptops

This forum is a good place to start ;)

I made some videos on laptop repairs on YouTube you might enjoy

https://www.youtube.com/channel/UCFX1Z9N6aPWuCN_KR8UZ2vg

Also I can recommend Sorin's...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-23-2022, 04:17 AM
Replies: 7
Views: 225
Posted By dicky96
Re: Laptop Screen top part working bottom part all white

Due to some misadventure I no longer have the eprom chip and Aliexpress don't appear to have S24CS02A

Is there some equivalent I could use?
Forum: Troubleshooting Audio Equipment 07-20-2022, 03:19 PM
Replies: 1
Views: 131
Posted By dicky96
Re: American Audio VLP1500 Distorting on one channel

Not sure why no one could advise on this one as I gave a lot of info in detail but no worries I fixed it anyway

If anyone is interested in the cause of the fault here you go
...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-20-2022, 10:49 AM
Replies: 7
Views: 225
Posted By dicky96
Re: Laptop Screen top part working bottom part all white

@mon2
I can do that tomorrow. The bottom 3/4 or 2/3 are just plain white when viewed directly straight on and have some greyish lines in them when viewed at a wide angle. The top area looks...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-20-2022, 08:58 AM
Replies: 7
Views: 225
Posted By dicky96
Laptop Screen top part working bottom part all white

Hi guys, I have an old laptop here I'm just trying to fix for the fun of it really

The top part, maybe 25% or 33% of the screen display works, (DOS boot text or bios screen, I have no HDD fitted)...
Forum: Troubleshooting Audio Equipment 07-13-2022, 05:25 AM
Replies: 1
Views: 131
Posted By dicky96
American Audio VLP1500 Distorting on one channel

Hi guys I have a VLP1500 amplifier here - one channels works fine and the other channel distorts even at low volume settings

Protection and Clip LED are off

There is something wrong with the...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 06-13-2022, 04:26 AM
Replies: 2
Views: 240
Posted By dicky96
How to program IR3567B and similar?

Hi guys
Does anyone know anything about programming these multiphase VRM controllers? IR3567B

I have a couple of graphics cards here (RX 480) that seem to have faulty chips but I was told that...
Forum: BIOS Requests ONLY! 06-13-2022, 04:14 AM
Replies: 7
Views: 343
Posted By dicky96
Re: Medion E2215T BIOS Password problem

I desoldered the BIOS chip and read the contents (before seeing the suggested password form SMDFlea) :facepalm:

Seeing as I already removed it, here is the original file (attached)

Does someone...
Forum: Troubleshooting Audio Equipment 06-13-2022, 03:51 AM
Replies: 12
Views: 587
Posted By dicky96
Re: Dynacord PowerMate 600 Powered Mixer - Protect Light On

Yes that was the fix - blown track to -HT (65V)

@Petehall347 @CapLeaker - I did locate the actual blown track (showed it clearly on the video from 2:01:45) but it was running underneath a whole...
Forum: Troubleshooting Audio Equipment 06-01-2022, 03:18 PM
Replies: 12
Views: 587
Posted By dicky96
Re: Dynacord PowerMate 600 Powered Mixer - Protect Light On

Thanks for the info check12

I did eventually fix it (without schematics) - the problem was not quite what you suggest, but it was rather interesting

I made a video of the repair, it's rather...
Forum: Troubleshooting Audio Equipment 05-23-2022, 04:53 AM
Replies: 12
Views: 587
Posted By dicky96
Re: Dynacord PowerMate 600 Powered Mixer - Protect Light On

I found a faulty MPSA92 transistor nearby that reads a low resistance C --> B
probably that was the cause of the problem but I need to order some
Forum: Troubleshooting Audio Equipment 05-22-2022, 04:36 AM
Replies: 12
Views: 587
Posted By dicky96
Dynacord PowerMate 600 Powered Mixer - Protect Light On

Hi guys
I'm trying to repair this powered mixer. Sorry this is a bit long but I want to give as much info as possible to help get an answer,


As soon as it powers on the protect light comes on. ...
Forum: Troubleshooting Audio Equipment 05-05-2022, 03:28 AM
Replies: 6
Views: 537
Posted By dicky96
Re: What 'class' is this Hill Audio DX3000 Amplifier?

Thanks eccerr0r
Forum: Troubleshooting Audio Equipment 05-04-2022, 04:27 AM
Replies: 6
Views: 537
Posted By dicky96
Re: What 'class' is this Hill Audio DX3000 Amplifier?

Try this pic :)
Forum: Troubleshooting Audio Equipment 05-04-2022, 04:20 AM
Replies: 6
Views: 537
Posted By dicky96
What 'class' is this Hill Audio DX3000 Amplifier?

Hi guys, this is general query really

So I have a Hill DX3000 3KW audio amplifier here.

It has a topology/design like a class A/B but all the banks of output transistors (10 transistors in each...
Forum: General Electronics Technical Discussion 03-25-2022, 08:13 AM
Replies: 1
Views: 375
Posted By dicky96
MPS NB691GG-Z pinout or datasheet?

Hi guys does anyone have an info on this part? It's a buck controller

NB691GG-Z

I tried looking for a datasheet but to no avail

Thanks
Rich
Forum: BIOS Requests ONLY! 03-15-2022, 05:30 AM
Replies: 5
Views: 195
Posted By dicky96
Re: Lenovo Ideapad 305 Bios required

Thanks for the BIOS file, unfortunately it made no difference - the laptop still has the same symptoms. The battery charges OK, when I press the start button it goes green, I hear the fan and HDD...
Forum: BIOS Requests ONLY! 03-14-2022, 10:48 AM
Replies: 5
Views: 195
Posted By dicky96
Re: Lenovo Ideapad 305 Bios required

Serial Number
Forum: BIOS Requests ONLY! 03-14-2022, 09:39 AM
Replies: 5
Views: 195
Posted By dicky96
Lenovo Ideapad 305-15IBD Bios required

Hi Guys
I have a Lenovo Ideapad 305 laptop here

Long story short - it was brought to me by another alleged repair company. It would not switch on but it would charge the baterry - I fixed this...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 02-24-2022, 07:25 AM
Replies: 8
Views: 873
Posted By dicky96
Re: TL866A - need to program 25Q21BT but device not on list

@megaraider
I do have that ID code 0xC84012, as I stated in the OP

The problem is that my programmer does not seem to list support for this IC, but the fact there are bios dumps on the internet...
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