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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: 41,468
234 41,468
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: 3,177 Posts: 32,635
3,177 32,635
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: 4,491 Posts: 74,773
4,491 74,773
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: 3,959 Posts: 44,234
3,959 44,234
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: 6,768 Posts: 37,023
6,768 37,023
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: 31,645 Posts: 300,879
31,645 300,879
Sub-Forums:
BIOS Requests ONLY! (12,610/151,226)
Schematic Requests ONLY! (4,700/28,224)
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: 5,314 Posts: 75,654
5,314 75,654
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: 27,407 Posts: 374,097
Last Post: Samsung ue49mu6120
27,407 374,097
Davi.p
by Davi.p
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: 4,169 Posts: 65,135
4,169 65,135
stj
by stj
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: 300 Posts: 1,661
300 1,661
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: 2,309 Posts: 27,384
2,309 27,384
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: 219 Posts: 3,887
219 3,887
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: 996 Posts: 10,836
996 10,836
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: 1,373 Posts: 19,313
1,373 19,313

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There are currently 591123 users online. 4058 members and 587065 guests.

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

Badcaps Statistics

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Topics: 101,815   Posts: 1,264,244   Members: 489,828   Active Members: 16,235
Welcome to our newest member, oleg stekolnikov.

Latest Topics

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  • roixijram
    leonovo ideapad gamming 3
    by roixijram
    Find a dump for this type or fix this
    matherboard : LA-K971P REV:1a​...
    04-14-2024, 08:11 AM
  • Herbs n spices
    ASRock X399 Phantom Gaming 6 Boardview
    by Herbs n spices
    I'm looking for the boardview for an ASRock X399 Phantom Gaming 6. I knocked off a capacitor and need to know what it was. If anybody can share it I would be grateful!
    04-02-2024, 12:10 PM
  • shlomim412
    Macbook a2141 - logicboard 820-01700 no wifi\bt
    by shlomim412
    Hello
    working on a2141 macbook, board number 820-01700 which has no wifi\bt and also no connection with LAN cable.

    initial visual inspection the board looks good no visible corrosion or damage.

    i found that PP3V3_G3S_X is shorted to ground (around 1.5ohm short)
    and also PP3V3_GS3_WLAN i shorted to ground (same ohm reading, around 1.5ohm).

    the board is working but no WIFI\BT as i mentioned.

    with the usb c cable connected for measurement i noticed U8215 i getting EXTREMELY HOT
    so i pulled it out figuring it might be causing the...
    Yesterday, 01:18 PM
  • trepachka
    Help me identify this component - HP Spectre 14-ea0023dx
    by trepachka
    See attached image. It says "X322" on it. This is a follow-up to my previous posted topic. The issue is upon lid closing, the screen turns off. When lid is opened, the screen remains dark.

    This component is positioned right on the edge of the motherboard and has like a cradle made inside the case. I am assuming this component is used as a lid close sensor.

    Please, help me identify it. Thank you....
    Today, 03:26 PM
  • rumpumpel1
    MEC1503 from aliexpress
    by rumpumpel1
    Hi,

    a few weeks ago I saw offers for a MEC1503 on aliexpress. Out of curiosity, I bought one and was a bit surprised when the chip arrived: as you can see in the picture, it was significantly smaller than the original in my ThinkPad. Does this chip really exist in 2 sizes or is it just a fake?

    [ATTACH=JSON]{"data-align":"none","data-size":"full","title":"grafik.png","data-attachmentid":3253284}[/ATTACH]​Hi,

    a few weeks ago I saw offers for a MEC1503 on aliexpress. Out of curiosity, I bought...
    Yesterday, 11:32 AM
  • Super360
    Samsung/UN65H6300AF LOGO APPEARS AND SHUTS OFF
    by Super360
    Hi as you can see from title, I have a samsung tv here that will show the smart tv logo and then no picture after that even hitting input or menu on remote and shows nothing but the backlight still appears to be on. The tv will turn itself off after a minute or so automatically. I'm somewhat confused if this is either a eeprom problem or a bad led strip problem. The power supply makes a pretty noticeable humming sound when it's turned on leading me to believe one of the leds are shorted but idk honestly. Any of you guys have any help for me? I have a good multi meter and can take pictures of whatever...
    04-13-2024, 10:05 PM
  • mferna14
    marshmallow mb 15257-2n 448.07N06.002N bios
    by mferna14
    Hi., I am working on this motherboard MB:marshmallow mb 15257-2n 448.07N06 . 002N ... The required voltages (3.3v, 5V) are ok but the pressing the ON/OFF button does not turn on the laptop. I just noticed that someone messed up with the BIOS. Anyway I was able to read the BIOS, uploaded it. Kindly if some can re-build the BIN files, Model Hp ENVY x360 15-aq100nx , Serial # 8CG710266V, thanks in advance....
    Today, 02:36 PM
  • wolf1976
    lg 49uj634
    by wolf1976
    hi to all in this tv i have problem with the colours you can see on the video from normal changed to purple
    is like solarized picture on your opinion and caused from gamma ic or is display?
    thanks on advance...
    04-14-2024, 12:18 PM
  • jm1234
    Siemens dryer iQ800 WT48Y780EU
    by jm1234
    Hi,
    I'm looking for ideas on how to aproach this, I spent many ours already.
    The dryer doesn't get hot, only warm and then gives error E25 (Fault with the sensor or electronics detected).
    Now I'm testing it using the service mode - it gets the temperature of the heat pump liquid to 52C and then it stops the heat pump. After few minutes it then produces E25.
    I tried to understand if it stops the testing because the final temperature was reached and I don't think that's true. While it was running, I heated that sensor using hot air to 80C and then it stopped. So I think the...
    04-12-2024, 06:24 AM
  • Antonynl
    Capacitance and voltage of tantalum?
    by Antonynl
    I have a tantalum capacitors with indicators EB 21 that measures only 22pF. See attached picture.

    Since this is a windmeter that is normally in a very high mast I would like to get the correct replacement capacitor.

    Is there somebody that can tell me what the capacitance and voltage of this capacitor are?

    I don't feel confident that I can figure this out myself after searching around

    Cheers!!
    04-14-2024, 03:19 PM

Trending

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  • trepachka
    Help me identify this component - HP Spectre 14-ea0023dx
    by trepachka
    See attached image. It says "X322" on it. This is a follow-up to my previous posted topic. The issue is upon lid closing, the screen turns off. When lid is opened, the screen remains dark.

    This component is positioned right on the edge of the motherboard and has like a cradle made inside the case. I am assuming this component is used as a lid close sensor.

    Please, help me identify it. Thank you....
    Today, 03:26 PM
  • mferna14
    marshmallow mb 15257-2n 448.07N06.002N bios
    by mferna14
    Hi., I am working on this motherboard MB:marshmallow mb 15257-2n 448.07N06 . 002N ... The required voltages (3.3v, 5V) are ok but the pressing the ON/OFF button does not turn on the laptop. I just noticed that someone messed up with the BIOS. Anyway I was able to read the BIOS, uploaded it. Kindly if some can re-build the BIN files, Model Hp ENVY x360 15-aq100nx , Serial # 8CG710266V, thanks in advance....
    Today, 02:36 PM
  • mikkele86
    Luxman R-5045 - Capacitor at amplifier output broke, can i replace with higher capacitance ?
    by mikkele86
    Hello Im renovation a Luxman R-5045

    On the attached picture there is a cap 0.047uF (47nF) and a resistor, 10ohm. What is their purpose ? and what would happend if I were to replace the caps with lets say, 10nF or 100nF ?
    because thats what i got in stock :/

    [ATTACH=JSON]{"data-align":"none","data-size":"custom","height":"566","title":"0,047 uF.jpg","width":"829","data-attachmentid":3253926}[/ATTACH]​Hello Im renovation a Luxman R-5045

    On the...
    Today, 12:37 PM
  • fredyjbi
    Please help friends, thinkpad t480 nm-b501 is dead
    by fredyjbi
    Please help friends, thinkpad t480 nm-b501 is dead, help me fix it, thank you
    usb meter 20v 0.00 amp, after I took the VSYS measurement the drop was only `9.2v which should have been 10.2v I measured from a normal matherboard machine, the VSYS path resistance to ground diode mode is 1900 thank you​...
    Today, 08:34 AM
  • monitron
    Help identify part
    by monitron
    I am working on a HP Pavilion 27-d0010nd that has dark screen. It appears that the backlight is not working.
    Now i discovered that the backlight circuit is on the scalar board and has a burnt mosfet. (caused by a ceramic capacitor short).

    If anybody can help me identify the partnumber it would be a very great help.

    The board number is:

    L76838-001
    L99794-001
    BigBen Scalar board.



    [ATTACH=JSON]{"data-align":"none","data-size":"medium","data-attachmentid":3253797}[...
    Today, 07:53 AM
  • Carl0s-
    iPad 5th gen (A1823) - No charge but recognized by finder
    by Carl0s-
    Hi,

    Sooo - our IT got a pile of old iPads that the sales guys have been mistreating. These are free for grabs if you want to try to get one working. Thought I'd give it a try - if I get at least some life to I can give to my kid to entertain during a car rides.

    But the iPad it self - its a 5th gen cellular model. When I initially plug it in it was completely dead. It was not recognized by my Mac nor it started to charge. Disassembled it opened up the battery connector and checked the battery voltage. My multimeter showed 0,7v. Had a spare micro-usb charging board lying...
    Yesterday, 12:51 PM
  • Tjaytony
    acer c733 series chromebook with enterprise lock
    by Tjaytony
    I have acer c733 series chromebook with enterprise lock.

    model; C733-C962

    SN; NXH8WAA00303812EFE7611

    Board serial no; ZAK DA0ZAKMB6JO REV J

    i have tried RC Unlocker which some times works for, but it didnt work for this chromebook. Could anyone help me unlock it. thanks....
    Today, 01:16 PM
  • guizmo1967
    Asus VG278 mosfet identification ?
    by guizmo1967
    Hello,

    My Asus monitor stop working today !! I found the problem on the main board, the power supply board is ok. It's Q9, a mosfet but I have no idea what are the specs since I don't have the schematic for that monitor !!

    Can someone help me identified this mosfet ?

    Thank you !
    Today, 01:15 PM
  • EazyBone
    Hisense 85h6570g glitch?
    by EazyBone
    Got this massive TV and tested they backlights and they were out. Took it all apart and replaced them. Put it back together and boom they work! I then run it for many hours and all still working. I then needed to factory reset to pass on to next person and...

    I factory reset and it shows Hisense logo fully lit up, then Google logo for a couple of seconds and forces shut off. Now that's all the TV does. Hisense, Google logo force shutoff. How is this possible.. anyone have some experience or advice for this. All I can think is somehow I got a software corruption which is ridiculous...
    Yesterday, 07:31 AM
  • rascao
    MSI Katana GF66 11UC-045XES
    by rascao
    HI i have a MSI [B]Katana GF66 11UC-045XES[/B], when i get it was turning on only for 1 seg and then off no display nothing, i download the bios from the MSI webpage and flash it with he SPI flasher, now on pressing the power button it turn on and stay on but no IMAGE, what i see when i create another dump from the new bios flashed i get a error on ME analyzer says "Warning: Data in Engine/Graphics region padding, possible data corruption!" after try to boot the laptop with the new bios clean downloaded from MSI, i try to clean the ME region but no luck i dont know how to doit on this...
    Today, 12:49 PM
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