How To Repair A Computer Monitor Power Surge

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It is estimated that there are around 1 billion personal computers around the world, and with every single desktop computer, there is as well a monitor attached to it. Every solar day, hundreds of computer monitors break down, and if you have a LCD monitor that you bought fairly recently and have questioned why information technology won't turn on anymore, information technology'southward nigh likely a ability problem that tin exist fixed to save you hundreds of dollars. This guide will specialize on the figurer monitor model LG L196WTQ-BF, merely most monitors will follow similar design and can mostly be fixed using the same instructions.

Note: For other monitors, different capacitors will be needed.

Steps

1

Remove the stand. Information technology uses four screws and can exist easily removed from the back of the monitor. This is shown past the red arrows in the picture.
two

Lay the monitor down carefully, behind up. Remove the other 4 screws that are property down the case.

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3

This side by side part is the hardest stride, and this might impairment the edges of the screen cover, just unremarkably they aren't visible. The monitor comprehend is made up of 2 plastic covers joined at the sides and in order to open you must strength a separation. The picture shows that the screwdriver was placed in the centre of the covers and fabricated a pocket-size space. The screen is held downwardly by plastic locks around the screen and you will use the screwdriver to open these locks, this is why the slotted (Direct) screwdriver is mandatory.
4

Using this minor space, turn the screwdriver to cause the locks to come undone, using this technique you must go around all the sides of the monitor. This step gets easier and easier as you progress, so if your having trouble starting don't worry it volition get easier.
v

Once the cover is removed the primary body of the monitor tin can be seen.
6

Remove the side panel.
vii

Remove the record and unplug the cable that is located at the height. This is the display panel bespeak cable.
8

Remove the tape and unplug the cable that is located at the lesser. This is the control console cable. This cable has a lock, so information technology must be pressed and taken out at the same time.
ix

Unplug the cable that is located to the side. this as well has a lock and must be pressed to release. This four cables are the back low-cal plugs.
ten

Turn over the metal casing to reveal the commuter board and power lath. You lot must remove the ability cable that is going to the driver lath shown by the arrow.
xi

To remove the power board you must remove the iv screws listed by the motion-picture show.
12

The capacitors are located at the bottom right, and the cluster is shown in this picture. The capacitor list and location for this specific model is listed below. The locations should be listed on the board itself.
thirteen

Now using a soldering iron you tin can remove the bad capacitors. Flip the power board and use the soldering iron to the metal stubs that relate with the capacitors that needs to exist removed. This should create a new hole for the new capacitors to fit in.
xiv

At present fit the capacitors according to the placement and solder them in.
15

At present reverse through this guide to reassemble the monitor.

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Add New Question

Question

My Acer LCD powers off later 15 minutes. I already changed the big capacitor merely information technology didn't help. Do y'all have any other suggestions?

You may endeavour re-checking the heat sink of your Secondary Diode and/or the Power IC.
Question

My LCD monitor is brighter than normal and the pictures are changing slowly. What should I practise?

XxN00B Slayer456456Xx

Community Answer

You may need to turn down the effulgence of your monitor. Then put information technology in sleep mode. Turn off your figurer. Then turn dorsum up your computer, and monitor.
Question

My flat screen LCD monitor is showing random colors. How practice I set up it?

Invert colors may exist on, so you may need to go into settings and deactivate information technology. If this doesn't work, contact your tech back up.
Question

It turns on then right back off! What should I do?

Y'all will need to supercede your computer's power supply.
Question

How do I remove ghosted images from my LCD screen?

If they are from the RMB carte (the menu from right clicking) and not burned onto the screen, endeavor this: Win+R (the windows button and "r" at the same time), and so type "tskill dwm" into the box that appears in the lower left.
Question

What do I do if my figurer monitor is simply blinking and non displaying annihilation?

Check to see if your graphics bill of fare is working properly or at all. You tin can practise this by testing information technology with another monitor that y'all know works.
Question

My Acer LCD Monitor is on just the CPU is on ten seconds, then turns off. What can I do?

You need to connect both a power cord and HDMI cable to the calculator from monitor, make sure both are connected.
Question

My monitor isn't open up. It is maxim Analog Input, what tin be the trouble?

You need to connect both a power cablevision and a VGA/HDMI cable to the computer, it sounds like y'all simply had a ability cablevision working.
Question

How do I fix a white line that's running from meridian to bottom on my LCD monitor?

That is either the monitor dying/having errors or your graphics carte du jour is out of date. Try looking online for updated drivers. If that does not piece of work, your monitor might be old and dying.
Question

How do I fix my LCD monitor'south heating problem?

LCD monitors are naturally hot, try keeping the monitor in an open up space to forbid heat from building up.

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Video

Some soldering irons do accept a long fourth dimension to oestrus upwards, and then it is recommended that yous plug in after y'all remove the monitor casing.
If your having trouble removing the casing, pick a spot where you might see the least impairment and employ a lot of torque on the screwdriver to create a pocket of space. This is a lot better and then damaging multiple areas.
For computer parts like these, information technology is recommended that you footing yourself before starting to remove any static electricity that might cause impairment to the hardware.
Screws can easily get lost, so placing them in noticeable areas is recommended. A needle bed, other isolated tactile surface, or a magnet recommended (if using a magnet, make sure non to brush information technology before doing electrostatic-sensitive piece of work).

Thanks for submitting a tip for review!

The ability cable should be unplugged at the start and every step of this guide.

Things You'll Need

For Monitor LG L196WTQ-BF LCD monitor, the capacitors needed are:
- 2 ten 1000uf 25v caps at C206 and C202
- 2 10 1000uf 16v caps at C205 and C208
- 1 10 680uf 25v cap at C203
- 1 x 470uf 25v cap at C207
Slotted (straight) screwdriver and Philips screwdriver
Soldering iron and solder

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