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Directory Topics Posts Last Post
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: 236 Posts: 42,626
236 42,626
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: 4
Last Post: ncp81208 datasheet
1 4
BAKEEL1990
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: 3,194 Posts: 32,743
3,194 32,743
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: 4,508 Posts: 74,900
Last Post: FlexBV boardviewer
4,508 74,900
chickenhawk88
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: 4,001 Posts: 44,594
4,001 44,594
Mark R
by Mark R
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: 6,914 Posts: 37,822
6,914 37,822
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: 502 Posts: 5,459
502 5,459
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: 32,371 Posts: 309,937
32,371 309,937
Sub-Forums:
BIOS Requests ONLY! (12,908/156,956)
Schematic Requests ONLY! (4,837/28,960)
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: 5,331 Posts: 75,748
5,331 75,748
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: 27,517 Posts: 375,386
27,517 375,386
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: 4,199 Posts: 65,386
4,199 65,386
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: 308 Posts: 1,692
308 1,692
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: 2,344 Posts: 27,615
2,344 27,615
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: 228 Posts: 3,954
228 3,954
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: 1,025 Posts: 11,017
1,025 11,017
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: 1,382 Posts: 19,502
1,382 19,502

What's Going On?

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There are currently 474330 users online. 3978 members and 470352 guests.

Most users ever online was 1,342,976 at 10:51 PM on 04-26-2024.

Badcaps Statistics

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Topics: 103,075   Posts: 1,278,385   Members: 500,185   Active Members: 18,219
Welcome to our newest member, RetroMage.

Latest Topics

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  • mo000
    ACER CONECPT D VERY SLOW
    by mo000
    Hi
    acer concept d intel i7 11th GH67G LA-L211P REV 1A 17-03-2021
    the laptop dead by water on keyboard
    i open the laptop i don't find any water on the motherboard or any damage
    the laptop turn on without battery
    i found shorted mosfet on smbus battery i remove it the laptop turn on with a battery but not charging
    the big problem is the laptop is very slow
    cpu works with low speed almost 0.7ghz
    i do clean me bios but samething
    what make laptop works with low profile and very slow the display takes long time.
    Today, 04:27 AM
  • Wodger
    Sharp LC-40UG7252K black screen
    by Wodger
    Good day all,

    As title says, black screen. Replaced hot side and largest cold side capacitors on power board as were reading erratic and TV was dead (no power light).

    Following replacement, power led now illuminates, changes from red to blue on pressing TV joystick, still black screen. Connection board appears powered (optical sound led on). Slight crackling from speakers.

    Checking led driver voltage reveals voltage falls off after power on from pressing joystick (drops to zero).

    Attached picture of power board.

    Next check steps...
    Today, 01:13 PM
  • EazyBone
    LG 75UH8500 color static frozen
    by EazyBone
    Got a LG with color static frozen. Doesn't move just stays on this picture. I'd assume it's main board but I'm sure one of you has seen this before. Any data helps thanks...
    Today, 09:35 AM
  • Darren Hibbert
    Microsoft Surface 3 1867 schematic desperately needed
    by Darren Hibbert
    Hi.

    Urgently need a Microsoft Surface 3 1867 schematic...
    Today, 01:04 PM
  • snaeker58
    HP Spectre x360 Convertible 13 - ap0121ng Schematic?
    by snaeker58
    I have an HP Spectre x360 Convertible 13 - ap0121ng that is not powering on neither through battery not through USB-C, it also has no shorts. A schematic would be really helpful at this point. Many thanks in advance!

    The motherboard model number is: DA0X36MBAE0 REV E
    Today, 12:22 PM
  • x_orange90_x
    Pioneer PN50951-22U Backlight On, No Image
    by x_orange90_x
    I get backlights that stay on not there is no image. The tv does not automatically power on when plugged in either which I generally see happen when there is a fault. It responds as it should to the power button.

    I checked the test points on the TCON and I have proper voltages except for at 1P15V. I don't know if that is supposed to be 15V or 5V, but either way I only get 1.134V on that point. I have 12V, 8V, VCC, and a small amount on the CKV point.

    I tried heating up the SoC on the main board but that made no difference. Disconnecting either ribbon from the TCON also...
    06-01-2024, 08:55 PM
  • felix27
    MACBOOK A1534 820-00244 Logicboard Dead
    by felix27
    Hello,
    I want to fix a 2016 12 Inch Macbook which has a dead Logic Board.
    USB-C and Battery section seems to work, trackpad clicks, but all cpu Voltages, (VCORE, CPUSA) are 0V, CPU stays cold.
    PPBUS_G3H, 3.3V and 5V Rails seem normal. PM_SLP_S3_L is present but CPU_VR_READY is not.

    Thanks for your help!
    Today, 11:13 AM
  • Dowhile
    A2338 random freeze after liquid damage
    by Dowhile
    Hello guys.
    I Have an a2338 with a big problem.. it keeps random freezing and it needs to be powered off from the Power button.. usb fpc connector was completely burned and it has been replaced.. is there a method in order to understand what causing this issue?

    Thanks...
    Today, 11:09 AM
  • PycLaH
    Chromebook e100 2nd Gen
    by PycLaH
    [B]Chromebook e100 2nd Gen - Bios enable Developer Mode and remove Managed by...[/B]

    I Have Chromebook e100 2nd Gen,
    Please can you enable Developer mode and remove managed by ... please
    mlb_serial_number: [B]1532022002872[/B]
    serial_number: [B]PF2TKV5V[/B]
    model_name: [B]Lenovo 100e Chromebook 2nd Gen[/B]
    mfg_date: [B]2021-04-19[/B]
    [B]Chromebook e100 2nd Gen - Bios enable Developer Mode and remove Managed by...[/B]

    I Have Chromebook e100 2nd Gen,
    Please can you enable Developer mode and remove managed by ... please
    mlb_serial_number:...
    06-05-2024, 12:57 PM
  • moderator
    820-4924 Bios
    by moderator
    Have a Bios lock bin..please can someone open and give

    Model A1502 2015 early
    S/N C17QR0GUFVH3...
    Today, 10:50 AM

Trending

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  • EazyBone
    LG 75UH8500 color static frozen
    by EazyBone
    Got a LG with color static frozen. Doesn't move just stays on this picture. I'd assume it's main board but I'm sure one of you has seen this before. Any data helps thanks...
    Today, 09:35 AM
  • snaeker58
    HP Spectre x360 Convertible 13 - ap0121ng Schematic?
    by snaeker58
    I have an HP Spectre x360 Convertible 13 - ap0121ng that is not powering on neither through battery not through USB-C, it also has no shorts. A schematic would be really helpful at this point. Many thanks in advance!

    The motherboard model number is: DA0X36MBAE0 REV E
    Today, 12:22 PM
  • mo000
    ACER CONECPT D VERY SLOW
    by mo000
    Hi
    acer concept d intel i7 11th GH67G LA-L211P REV 1A 17-03-2021
    the laptop dead by water on keyboard
    i open the laptop i don't find any water on the motherboard or any damage
    the laptop turn on without battery
    i found shorted mosfet on smbus battery i remove it the laptop turn on with a battery but not charging
    the big problem is the laptop is very slow
    cpu works with low speed almost 0.7ghz
    i do clean me bios but samething
    what make laptop works with low profile and very slow the display takes long time.
    Today, 04:27 AM
  • omenwolf
    need clear me bios for LA-L974P Rev 1B
    by omenwolf
    please help, I bought a laptop to replace the 12th generation processor, I installed a new processor, but was faced with clearing the ME region, I'm afraid that nothing will work out for me, please help, I provide the original BIOS LA-L974P Rev 1B...
    Yesterday, 10:22 PM
  • Wodger
    Sharp LC-40UG7252K black screen
    by Wodger
    Good day all,

    As title says, black screen. Replaced hot side and largest cold side capacitors on power board as were reading erratic and TV was dead (no power light).

    Following replacement, power led now illuminates, changes from red to blue on pressing TV joystick, still black screen. Connection board appears powered (optical sound led on). Slight crackling from speakers.

    Checking led driver voltage reveals voltage falls off after power on from pressing joystick (drops to zero).

    Attached picture of power board.

    Next check steps...
    Today, 01:13 PM
  • Darren Hibbert
    Microsoft Surface 3 1867 schematic desperately needed
    by Darren Hibbert
    Hi.

    Urgently need a Microsoft Surface 3 1867 schematic...
    Today, 01:04 PM
  • Fades
    medion e11201 bios password.
    by Fades
    Hello. Could you help me? Netbook medion e11201 (sf20pa3) has a Bios password. I can't find the new Bios. Couldn't find the password in the Bios dump either. Please help me.

    or it is possible to remove the password from the dump. thank you.​...
    Today, 06:25 AM
  • felix27
    MACBOOK A1534 820-00244 Logicboard Dead
    by felix27
    Hello,
    I want to fix a 2016 12 Inch Macbook which has a dead Logic Board.
    USB-C and Battery section seems to work, trackpad clicks, but all cpu Voltages, (VCORE, CPUSA) are 0V, CPU stays cold.
    PPBUS_G3H, 3.3V and 5V Rails seem normal. PM_SLP_S3_L is present but CPU_VR_READY is not.

    Thanks for your help!
    Today, 11:13 AM
  • Dowhile
    A2338 random freeze after liquid damage
    by Dowhile
    Hello guys.
    I Have an a2338 with a big problem.. it keeps random freezing and it needs to be powered off from the Power button.. usb fpc connector was completely burned and it has been replaced.. is there a method in order to understand what causing this issue?

    Thanks...
    Today, 11:09 AM
  • MARIH22
    BIOS MSI MS-16K41
    by MARIH22
    Hi friends, I'm looking for the BIOS of a MSI laptop model MS-16K4, logic board number MS-16K41, I repaired a couple of Mosfets, now I have a black screen, the keyboard and fan turn on, but the screen is black, I want to check if it's the BIOS programming, can someone help me? Greetings.
    Yesterday, 09:24 PM
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