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Badcaps Capacitor & Electronics Repair Forum
Frequently Asked Questions (No Posting)
All new members, PLEASE READ HERE FIRST! Posting only allowed by established members.
Topics: 45 Posts: 733
45 733
Announcements & Related News
Site announcements, capacitor-related news, and anything relavant you might think of... Got News? POST IT!!
Topics: 234 Posts: 41,640
234 41,640
Document & Software Archive
Common Parts Library - Datasheets
Share or download datasheets or application notes for electronic components and other parts. Contribute your knowledge or ask questions. Before using please read our Terms of Service.
Topics: 1 Posts: 3
Last Post: ncp81208 datasheet
1 3
xaruqui
by xaruqui
General Topics
General Capacitor Questions & Issues
Questions and answers for identifying whether your device has bad capacitors. Also post general capacitor-related questions and issues here.
Topics: 3,183 Posts: 32,672
3,183 32,672
General Computer & Tech Discussion
Have just a general computer question, post it here. This can be anything from an OS issue, hardware issue not related to capacitors, upgrade question, or whatever basic tech-related issue is on your mind.... This is also a good place to share your tech projects!
Topics: 4,492 Posts: 74,803
4,492 74,803
Troubleshooting Hardware & Devices and Electronics Theory
General Electronics Technical Discussion
If you have a general question concerning basic electronics theory or component function & usage, here's where it goes.
Topics: 3,962 Posts: 44,271
3,962 44,271
Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals
Technical discussions covering any type of desktop motherboard, video/graphics card, controller card, or whatever other desktop peripheral you need help with. Any and all brands and models welcome. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 6,790 Posts: 37,144
6,790 37,144
Sub-Forums:
Troubleshooting & Designing Networks
Post your computer network questions, ideas, gripes, and so on in here. This can be any type of network, whether its cabled, wireless, or whatever. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 499 Posts: 5,433
499 5,433
Troubleshooting Laptops, Tablets, and Mobile Devices
Technical discussions covering any type of laptop, notebook, netbook, tablet, or smartphone. Any and all brands and models welcome. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 31,727 Posts: 302,111
31,727 302,111
Sub-Forums:
BIOS Requests ONLY! (12,639/151,965)
Schematic Requests ONLY! (4,714/28,317)
Troubleshooting Computer Displays
Technical discussions covering any type of PC/computer display, whether it be CRT, LCD, or anything else. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 5,318 Posts: 75,670
5,318 75,670
Troubleshooting TVs and Video Sources
Technical questions about your defective television, projection screen, LCD/plasma, or any other type of video device. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 27,426 Posts: 374,368
27,426 374,368
Troubleshooting Power Supplies and Power Supply Design
Technical discussion for power supplies. This covers PC supplies, and any other related power supply issue. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 4,177 Posts: 65,181
4,177 65,181
Troubleshooting Printers, Copiers, Scanners and other Imaging & Printing Devices
Technical questions about your defective laser or ink printer, plotter, copier, scanner, and other imaging & printing devices. This section also includes digital cameras. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 301 Posts: 1,662
301 1,662
Troubleshooting Audio Equipment
Technical discussion on audio equipment troubleshooting and installation. This can be anything from a home/car stereo, guitar amp, and so on. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 2,314 Posts: 27,408
2,314 27,408
Troubleshooting Appliances and other Household Electronic Stuff
Technical discussion on household appliances & other household electrics & electronics; including troubleshooting and installation. This can be anything from a washer/dryer, dishwasher, microwave oven, other sordid kitchen electrics and so on. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 222 Posts: 3,896
222 3,896
Troubleshooting Game Consoles & Other Weird Devices
This can be anything from game consoles to arcade games to anything else that doesn't really fit into any of the above categories. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!
Topics: 998 Posts: 10,856
998 10,856
Equipment Usage, Soldering, Techniques, and Reviews
Technical discussions concerning soldering techniques, usage of test equipment, how it works, what's best, and some pointers in using it all.
Topics: 1,375 Posts: 19,353
1,375 19,353

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There are currently 710848 users online. 4113 members and 706735 guests.

Most users ever online was 1,196,122 at 03:31 PM on 12-14-2023.

Badcaps Statistics

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Topics: 101,984   Posts: 1,266,332   Members: 490,991   Active Members: 16,193
Welcome to our newest member, daxploit.

Latest Topics

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  • maricm
    Vizio P65 with P55 mainboard
    by maricm
    IH all, Got this vizio tv P65-E1 from FB marketplace hoping to be able to reflow mainboard as selerrstated that it was diagnosed with bad mainboard. However they must have tried to repair tv by putting another board in and they put P55 board in .
    Tv starts and responds to remote but screen does not look right , It looks like low resolution with some image ghosting. Now not having original board I dont know what to order ? Any advice how to figure out what exact board fits this tv ?
    And another question Would it be possible to adopt this board to this tiv by chagning eeprom or tcon...
    Today, 08:25 AM
  • RotVik
    Lenovo IdeaPad Gaming 3 15IMH05 GY530/GY531/GY532  NM-C871 Rev 2.0
    by RotVik
    Hello everyone, I come here in search of wisdom and hope.

    I got this laptop with charging problems, apparently it charged ok while turned off but it would not charge while powered on, anyways I was doing initial measurements looking at the voltaje on the ID Pin, it is a 135W DC Adapter and the pin actually measured 1.9V that looks ok, anyways, while doing that, I accidentally shorted the ID pin DETECT(ID) with one of the 20V pins, sparkles and it automatically killed the TVS Diode PD102, and also made a cute burning hole on the middle of the KBC or EC chip UE1, it is a IT8227E-128,...
    04-19-2024, 01:04 PM
  • timonix20
    Looking for eMMC Replacement for Sony LG 60la620s EAX64797004 (1.1) with Boot Issue
    by timonix20
    hello everyone I am looking for a solution for my tv, I think corruption of the eemc,

    the TV starts, LG logo, then nothing (rear backlight)
    no reaction to rear command or infrared


    the usb procedure that I tried on the LG site is a procedure with the screen and the remote control so I can't.


    I have a chance with a usb procedure or other if you have .bin

    if any people have this main board

    Sony LG 60la620s EAX64797004 (1.1)

    [ATTACH=JSON]{"data-align":"none","data-size":"full","title":"1713895782944.jpg","data-attachmentid":3258485}[/ATTACH]...
    Today, 01:52 PM
  • ProStypek
    XBOX ONE S - element identification
    by ProStypek
    Device: XBOX ONE S

    Model: 1681

    Motherboard: X947889-002

    Problem: element identification - damaged resistor

    Hello. I need to find resistor value R4T15. I show it on picture. ​...
    04-15-2024, 08:09 AM
  • abajor
    DELL XPS 9520 No 3rd party SSDs?
    by abajor
    So we have a DELL XPS 9520 a woman broke her screen and needed an immediate replacement so we removed bitlocker and put her Drive in an Asus TUF gaming laptop, everything is hunky dory.
    We happen to have another DELL XPS 9500 screen that is compatible with the 9520, so tried installing new SSD's and doing a clean windows 11 install.
    During formatting the installer can't find the Intel drivers for the nvme controller?

    I spend a long time figuring out how to extract the drivers from the official dell installer downloads tried different versions, was able to load the drivers...
    04-21-2024, 06:11 AM
  • tommy97
    Asus ROG GA503R - No display after BIOS
    by tommy97
    Hi,

    I've got a problem with laptop Asus ROG GA503R, laptop power on (it does take a while) show asus logo and then it stuck on the black screen noticed that laptop goes to windows. I've tried new LCD, no difference, I can go to BIOS, laptop would stay on can change options etc., tired boot it externally with disconnected LCD and it only display on BIOS, attempt to boot to Linux, same problem.

    I would provide with board model tommorow....
    Today, 04:15 PM
  • fuus
    Can I fit a UE49MU6470 Diffuser into a UE49NU7100K?
    by fuus
    Evening all,

    Long time no post!

    I have a UE49NU7100K here with the classic melted diffuser and damaged backlight from getting too hot. Locally there is a UE49MU6470 available which I could pick up to replace the melted diffuser. Would this work or am I missing something? They look like the same style of backlight.

    If this sounds good, where is the best place to buy a new backlight? Will I regret buying from Aliexpress?

    Thanks in advance for any help
    04-04-2024, 03:34 PM
  • petehall347
    anyone recommend an earth leakage clamp meter ?
    by petehall347
    have been looking at earth leakage clamp meters and its like a minefield out there . i wondered if anyone here had bought one that actually works properly ?...
    04-17-2024, 01:31 PM
  • trepachka
    BIOS rebuild requested for HP Pavilion Aero 13-be0003ca laptop
    by trepachka
    Hello, I have the following laptop:

    HP Pavilion Aero 13-be0003ca
    ProdID: 2L7M8UA#ABL
    S/N: 8CG150GPV6

    Motherboard information is below:

    HP Part# M52826-601
    448.ONE04.0011
    203016-1

    It needs BIOS repaired.

    I created a flash drive using HP firmware utility and then had it plugged into the computer. I did the standard WinLogo->B key->Power button press. A window appeared and immediately began flashing the bios using the flash drive.
    But I don't think it finished all the way. So, now when I attempt...
    04-21-2024, 10:57 PM
  • kalemaroni
    MAG274QRF-QD 27" gaming monitor half backlight shadow
    by kalemaroni
    A customer called me up and said that half the screen was like a shadow - presumably the backlight has partially gone. I've never done a repair like this on a monitor, only circuit board based repair on Macbooks etc - is it something that's doable or generally not?
    Today, 03:52 PM

Trending

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  • timonix20
    Looking for eMMC Replacement for Sony LG 60la620s EAX64797004 (1.1) with Boot Issue
    by timonix20
    hello everyone I am looking for a solution for my tv, I think corruption of the eemc,

    the TV starts, LG logo, then nothing (rear backlight)
    no reaction to rear command or infrared


    the usb procedure that I tried on the LG site is a procedure with the screen and the remote control so I can't.


    I have a chance with a usb procedure or other if you have .bin

    if any people have this main board

    Sony LG 60la620s EAX64797004 (1.1)

    [ATTACH=JSON]{"data-align":"none","data-size":"full","title":"1713895782944.jpg","data-attachmentid":3258485}[/ATTACH]...
    Today, 01:52 PM
  • Shamitha
    Asus X540UA i3 8 generation Bios Dump / Bin File
    by Shamitha
    Can any one find me the bin file of Asus X540UA. Core i3 8 gen and on board vga. Bios are locked and need to flash new bios. Please help me !
    Today, 02:38 PM
  • newjan
    Toshiba portage x30-e-13m, FURRSY1 A4481A1_Main 16MB file need to fix
    by newjan
    Toshiba portage x30-e-13m, FURRSY1 A4481A1_Main 16MB...
    Today, 12:56 PM
  • tommy97
    Asus ROG GA503R - No display after BIOS
    by tommy97
    Hi,

    I've got a problem with laptop Asus ROG GA503R, laptop power on (it does take a while) show asus logo and then it stuck on the black screen noticed that laptop goes to windows. I've tried new LCD, no difference, I can go to BIOS, laptop would stay on can change options etc., tired boot it externally with disconnected LCD and it only display on BIOS, attempt to boot to Linux, same problem.

    I would provide with board model tommorow....
    Today, 04:15 PM
  • kalemaroni
    MAG274QRF-QD 27" gaming monitor half backlight shadow
    by kalemaroni
    A customer called me up and said that half the screen was like a shadow - presumably the backlight has partially gone. I've never done a repair like this on a monitor, only circuit board based repair on Macbooks etc - is it something that's doable or generally not?
    Today, 03:52 PM
  • queenriver
    Lenovo Flex 3 1580 start with lid closed
    by queenriver
    I had this Lenovo Flex 3 1580 worked fine. Suddenly it won't power up. After open it up, I found it can start with lid closed when I plug in the power adapter. (No need to press the power button) If the lid is open, it won't start after plug in the power. After it is powered up, the on-screen keyboard works. But the mouse pad and physical keyboard won't work. The power button won't do anything.

    From the symptoms, it looks the keyboard control is not working. The logic of the signal from the lid sensor is reversed. If just one thing is broke, what is it?...
    Today, 03:48 PM
  • elsomer
    Acer nitro 5 bq24781 no acdrv
    by elsomer
    Hi people, i have an acer nitro 5 with motherboard model gh51m la-k861p , it came with the resistor pr103 blow up, i repaced that resistor, i check the coils plb2, pl301, pl501 and has no short to ground, i conect the charger and it doesnt power at all, i check pqb3 on pin 5 to 8 and its 19v, pin 1 to 4 its 0
    so i repaced, pqb3, pqb4, and makes no change, still no acdrv, i replaced bq24781 and makes no change, still no acdrv, if someone can help pls, thanks, this are the schematic and boardview

    [SIZE=14px][B][MOD EDIT] LINK to schematic & boardview[/B][/SIZE] -> [url...
    Yesterday, 11:30 AM
  • TheOtherGuy
    Lenovo legion y540 adapter pin id
    by TheOtherGuy
    So I'm having difficulty finding line drawings for this motherboard NM-C53. My charging port was broken. So I replaced it with a terrible solder job. Problem is pin 3 on the drawing I saw on here has it listed as adapter-id. Now I checked my other pins and I have continuity (resistance check from power to ground). Pin 3 shows nothing. Now I boot the computer and it says to use a power adapter with the proper wattage and won't charge. I have read that pin 3 is usually tied to a resistor that identifies the charging power thus disabled the ability to charge if it fails the check. I look at my board...
    Yesterday, 07:27 AM
  • sda sad
    my Xiaomi Notebook Pro X laptop fans work like crazy for no reason
    by sda sad
    Hope this is the right place, someone can help me.
    My laptop started having a really strange problem....
    When I turn it on the fans start working at a crazy rate and with random breaks...
    They can work for say 10 seconds and stop for 2 seconds and then turn on again for 5 etc...
    And it's from 0 to 100%. I tried to install AIDA and did the processor chip test and the graphics did not exceed 70 degrees and the fans were not even close to working at the power they work randomly.

    The model of the computer:
    Xiaomi Notebook Pro X 15 OLED (A30)

    ...
    Today, 09:55 AM
  • maricm
    Vizio P65 with P55 mainboard
    by maricm
    IH all, Got this vizio tv P65-E1 from FB marketplace hoping to be able to reflow mainboard as selerrstated that it was diagnosed with bad mainboard. However they must have tried to repair tv by putting another board in and they put P55 board in .
    Tv starts and responds to remote but screen does not look right , It looks like low resolution with some image ghosting. Now not having original board I dont know what to order ? Any advice how to figure out what exact board fits this tv ?
    And another question Would it be possible to adopt this board to this tiv by chagning eeprom or tcon...
    Today, 08:25 AM
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