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Search: Posts Made By: vikivng
Forum: Troubleshooting TVs and Video Sources 03-02-2022, 02:36 AM
Replies: 4
Views: 307
Posted By vikivng
Re: MP3414 IAKTH SOT23-8 data sheet help.

?? dont understand what you mean.
Forum: Troubleshooting TVs and Video Sources 03-02-2022, 02:35 AM
Replies: 4
Views: 307
Posted By vikivng
Re: MP3414 IAKTH SOT23-8 data sheet help.

Thnx..This is the sheet I saw yes.
Just needed to be the sure the dfferent top markings didnt meant the pin out was different.
Im getting 3.4v VIN and nothing on VOUT. 3.4v at SW
what shuld I be...
Forum: Troubleshooting TVs and Video Sources 03-01-2022, 05:00 PM
Replies: 4
Views: 307
Posted By vikivng
MP3414 IAKTH SOT23-8 data sheet help.

Hi guys
I have a sony tv that doesnt turn on but it gives me the white light followed by 4 blinks.
Power supply seems ok but was drawn to this regulator.I have seen these chips usually have pin 1...
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 01-28-2022, 04:51 AM
Replies: 7
Views: 301
Posted By vikivng
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 01-27-2022, 01:22 PM
Replies: 7
Views: 301
Posted By vikivng
Re: HP Pavillion 15-au171sa does anyone have this board pls?

thnx
any suggestions for a suitable substitute for the chip?
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 01-27-2022, 11:42 AM
Replies: 7
Views: 301
Posted By vikivng
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 01-27-2022, 11:33 AM
Replies: 7
Views: 301
Posted By vikivng
Re: HP Pavillion 15-au171sa does anyone have this board pls?

hi here are the clearest pics I could get ..Are these ok.?
the chip has already been removed.
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 01-26-2022, 07:01 AM
Replies: 7
Views: 301
Posted By vikivng
HP Pavillion 15-au171sa does anyone have this board pls?

I have a blown 32pin ic on this board that is marked 750 ..hz from what I can make out Im assuming this is MHZ? The chip is damaged so I can only read it partially.
It must the battery charger ic...
Forum: BIOS Requests ONLY! 01-22-2022, 05:53 AM
Replies: 24
Views: 1,241
Posted By vikivng
Forum: BIOS Requests ONLY! 01-20-2022, 05:23 PM
Replies: 24
Views: 1,241
Posted By vikivng
Forum: BIOS Requests ONLY! 01-20-2022, 02:20 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios password request.

After tiny wires solder mask and upside down laptop I managed to get a read..Have read thrice and verified.
thnx guys,If anyone can clean pw would be great.
Forum: BIOS Requests ONLY! 01-19-2022, 05:31 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

yes I saw this will be tricky to remove.
Forum: BIOS Requests ONLY! 01-19-2022, 03:38 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

WINBOND 25Q256JVEQ
Must be this one!!
Forum: BIOS Requests ONLY! 01-19-2022, 03:04 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

Is this the right chip?
Forum: BIOS Requests ONLY! 01-19-2022, 06:36 AM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

Hi,
could someone show me where this bios chip is located on this board.?
ThinkPad FT491/ FX390 NM-B891 Rev2.0
Forum: BIOS Requests ONLY! 01-19-2022, 04:18 AM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

I meant password.
Forum: BIOS Requests ONLY! 01-19-2022, 03:41 AM
Replies: 24
Views: 1,241
Posted By vikivng
Forum: BIOS Requests ONLY! 01-19-2022, 03:24 AM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

Oh,,you mean this is not the bios chip.??
Forum: BIOS Requests ONLY! 01-18-2022, 05:38 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

Does anyone have any ideas on what the issue could be.?
Forum: BIOS Requests ONLY! 01-18-2022, 05:33 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

Yep neoprogrammer also gives the identical reading..
Forum: BIOS Requests ONLY! 01-18-2022, 02:45 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

Hi,im using CH341a chip soldered directly onto programmer
Forum: BIOS Requests ONLY! 01-18-2022, 02:38 PM
Replies: 24
Views: 1,241
Posted By vikivng
Re: Lenovo 490 bios request.

file looks quite small but i have read and verified 3 times .
Forum: BIOS Requests ONLY! 01-18-2022, 02:38 PM
Replies: 24
Views: 1,241
Posted By vikivng
Lenovo T490s bios password request.

Hi guys pls help me with this file.
Can someone clean for me pls.?
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-18-2021, 03:59 PM
Replies: 9
Views: 1,859
Posted By vikivng
Re: hp 15s-fq0017na Caps lock blinking 3 slow, 2 fast

hI,
here are some photos.Could this problem be caused by the CPU?
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 07-17-2021, 07:14 AM
Replies: 9
Views: 1,859
Posted By vikivng
Re: hp 15s-fq0017na Caps lock blinking 3 slow, 2 fast

Almost every cap in the vicinity shows short to ground!
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