Having problems with your Samsung Syncmaster 940BW LCD Monitor ?

I need a new inverter board

\015 I carefully took my 940BW apart to find my inverter board was completely fried with burst capacitors and a some burnt chips. Is there anywhere I can purchase a replacement board? Specs are AC in: 100-240 VAC 50-60Hz Outputs: +5.1VDC/2.0A, +13Vdc/0.4A, and 4 channels of 650Vrms/7.5mA\015

Answers :

I have purchased them on eBay
Repair Help & Product Troubleshooting for Samsung Syncmaster 940BW LCD Monitor

Tips for a great answer:

- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.

Suggested Questions/Answers :

Problem with Fan - Dell Laptop Inspiron B130 ?


Hello,\015\012\015\012If the fan is dead, then the laptop will shut itself off after a short while to prevent heat damage. It is normal for the fan to spin up when you turn on the laptop and then stop turning. The fan will kick in again w ... Dell Inspiron B130 Notebook

Monitor stays on for a few seconds then goes out


This problem is very often caused by dry electrolytic capacitors on the inverter board. If you have some skill with soldering you could try to change them. When buying new ones ask for LOW-ESR capacitors for switching mode power supplies (SMPS) and 1 ... Acer AL1711 17" Flat Panel LCD Monitor

Hyundai imagequest Q17 montior problem


Ontherhodes5, Your monitor will probably need servicing for one or both power supplys in the unit. Yes, If you can get a new oem Switch-mode-power-supply/inverter board you might get it working. I suspect that it (smps) can't supply the voltages ne ... Hyundai ImageQuest Q15 15.1" Flat Panel LCD Monitor

Lcd monitor will turn on for about 2 seconds then go blank.


Butterx99, First thing you should do is surf the net for pics of swollen electrolytic filter capacitors. You will find many, many examples. You will also need to inspect both the switch-mode-power-supply and the inverter boards for failed thermally c ... HP w1907 LCD Monitor

Power board malfunction


Hi,There may be four (4) ways the repair could be done:1. board - an entirely new power board maybe available from the monitor manufacturer or you can Google for OEM provider;2. board - a refurbished/reworked board may be avai ... Acer AL1711 17" LCD Monitor

Screen flashes - samsung 215tw LCD monitor


Walkstex, I will answer the last ? first. All LCD monitors WILL NEED to have their "cold-cathode-fluorescent-tubes" replaced!!! As long as your display had a Bright, Crisp image displayed on it before this "FLASHING" symptom occured, then you don't n ... Samsung SyncMaster 215TW 21" LCD Monitor

Backlight failure HP DV1010


If it is the inverter, it is an easy and inexpensive fix. One of my DV1010US screens did the same thing and I was able to fix it in less than 20 minutes after the part arrived. No mercury hazard since you only remove the front plastic frame of the LC ... HP Pavilion DV1010 Notebook

Asus a6tc black screen


As what you have mentioned on behalf of that i will explain the problem.\015\012but before the explanation.This problem what you are facing is mostly due to faulty inverter board .but you mentioned that you checked it and its ok.If you are 100% ... ASUS PC Laptops

How toi install a new inverter on my acer 4520


Before doing anything check your bios settings for the lcd to see if it\015\012is a default setting for the brightness of the lcd b/c sometimes it is\015\012set to dim to save battery life if that is the case then it should\015\012brighten up. also u ... Acer Aspire 4520-5582 Notebook

Turned it on a minute later went black - Westinghouse L1975NW Monitor


Good day sir/ma'am hi, if you monitor turns black, here are the more common probable reasons;\015\012\015\012\015\012Your PC went to standby the screen saver kicks in, just reset your PC then the monitor will power on again. ... Westinghouse L1975NW Monitor

My monitor Goes blank after about 2 seconds


Dave, You failed to state if these monitors are LCD/FPD or are they old tube type? I'm going to assume that they are of the flat screen lcd type. all monitors of the lcd type need what is called 'backlighting' to display the video information. In you ... Sampo Computer Monitors

I have a Gateway laptop. I replaced the screen because it broke, everything was fine with the new one then the screen went white then I replaced it again with onother one when I put the new one the screen is showing white from the start.


In that case i believe the inverter will need to be repalced or the very least the cabling from the screen to the inverter checked\015\012\015\012The inverter board is a little circuit board responsbile for bumping up the power from 12V t ... Gateway M-6750 Notebook

I have a sceptre 26 inch lcd tv and while watching it the audio went out and started making a loud humming noise, the picture was fine at this time, then all button fuctions locked up. once i unplugged tv and tryed to turn on it does nothing, the power light stayes red. i replaced power supply board still the same


The lcd tv light blinking problem.\015\012in the lcd tv there are three main parts \015\0121)the inverter board(pannel)\015\0122)the main board . ... BenQ FP931 19" LCD Monitor

Toshiba laptop black screen


The backlight on your display is not working, which is why you can dimly see the icons. Power for the backlight comes from a small board called an inverter which is mounted in the bottom edge of the display. It is a common problem for these inverters ... Toshiba Satellite L15-S104 Notebook

Dell E152 Flat Panel screen is REALLY dim.


I haven't seen this particular monitor. It may have deeply recessed black screws, or possibly even Torx screws. Try a #2 Phillips and see if it engages firmly. If not, try a T-10. Once you get inside, you will need to remove the power supply and main ... Dell E172FP 17" LCD Flat Panel Monitor

Monitor powers on for approx 8 secs then standby.Series of vertical stripes on panel but no image.Guessing the lcd is at fault?


When I applied the solution below, I go stripes when poorly reconnecting the logic board to the plate, and the plate ability to do it job can be effect by bits going on the inverter, wavely screen output etc. The lcd is an assembly kit inside have a ... iiyama ProLite E434S 17" LCD Monitor

Mag LT916S Blank screen after start up


Ok now i will specify the exact value capacitors..Get them and also a new LCD inverter board \015\012Capacitor specs:\015\012470UF 25V 105 DEGREES C (MEANING 470 MICRO FARAD/25 VOLTS)\015\012HAVE A BOLD LINE RUNNING UP ON ONE SIDE INDICATING THE POLA ... Mag Innovision 19" LCD Flat-Panel Monitor LT916S

Video Display Problem


Thats because its all onboard and you have to replace the mother board. Its probably the screen, not the video card seeing as how external displays work fine.\015\012\015\012Most likely over heating or damage to the screens data ribbon th ... HP Pavilion ze2000 Notebook

Had a Acer al2017


If your picture was okay when it was running and the screen was not pinkish then the power board inside the monitor is in need of an overhaul.Your unplugging it and plugging it back in just did a temporary reset by discharging the capaciotrs fo ... Acer AL2017 20" LCD Monitor

Need a new MV-220 inverter board, but cant find it anywhere!


It may be worth a shot, but before you give it a go, I'd scrounge up any info you can on your florescent backlight (power rating, input frequency, ect.) Take it out carefully and see if it has any markings.Then you can use a multimeter to test ... MegaVision MV220 Monitor

Video I can barely see the image on my laptop (Compaq Presario R3000) screen. If hooked to another monitor,it is fine. I was wondering if I have accidentally pushed a button somewhere or where I can adjust the brightness or do I have a problem?


It's probably the inverter for the LCD, it's located at the base of the display you need to open the top panel and check the connections to the inverter board. Please be careful not to get zaped there is several hundred volts at the output ! , unplug ... Compaq Presario R3000 Notebook

Gateway Monitor keeps going black


Alicia, Your monitor digital board is OK. The problem is with the power supply/ Inverter board(s) in back of the LCD/LPD Panel that you look at. You will need to question Gateway to see if they have a swapout program where you send them $30-$60 and y ... Gateway FPD1760 Monitor

Dell monitor not working , green light blinks.


Capacitors look like cylinders mounted vertically on the pcb.If you look at the printing on the board, there should be a label close to the capacitors such as C201, or XC330.Usually a C in the label will indicate a capacitor. ... Dell E172FP 17" LCD Flat Panel Monitor

Problem with my Acer


Hello Aznarel,Firstly we need to establish if the problem is caused by the notebook's display or by it's on board graphics adapter. To do this I need you to connect an external display to the notebook. I see that the 292 has a ... Acer TravelMate 292LCi Notebook

Viewsonic VX900 blank screen


Here is a pic of the fuses on the inverter board for a Viewsonic vx900, you can visually inspect them as well if you do not have a volt meter. While visual inspection is not 100% reliable, usually when these are popped you will see the red line acros ... ViewSonic VX900 19" LCD Monitor
  • Start your question with What, Why, How, When, etc. and end with a "?"
  • Be clear and specific
  • Use proper spelling and grammar
all rights reserved to the respective owners || www.electronic-servicing.com || Terms of Use || Contact || Privacy Policy
Load time: 0.6653 seconds