There are many capacitors on the power supply board that control the amount of power delivered to the monitor. If a capacitor is swelling at the top or appears to have burst, it may need to be replaced.


Никакие детали не требуются.

  1. Place the monitor face down on a clean, flat surface.
    • Place the monitor face down on a clean, flat surface.

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  2. Firmly remove the back panel of the stand by pulling it up and away from the monitor.
    • Firmly remove the back panel of the stand by pulling it up and away from the monitor.

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    • Unscrew the two 6mm Phillips PH2 screws to detach the stand enclosure from the stand.

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    • Firmly grasp the stand enclosure with your hand and slide it to base of stand.

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    • Unscrew the two 14.5mm Phillips PH2 screws holding the stand to the monitor.

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    • Lift the the stand straight up to remove it.

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    • Place the monitor screen face up.

    • Pull the frame off by placing your fingers on the inside of the frame and pulling out and up, the frame should snap off.

    • Continue your way around the screen.

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    • Unscrew the two 7mm screws from the bottom of the button assembly.

    • Do not pull the button assembly out too quickly or with too much force! Damage to the wires can occur.

    • Pull the button assembly out a few inches and unplug the colored cables.

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    • Unscrew the gold colored 7mm Phillips PH000 screw holding the button assembly to the monitor.

    • Remove the button assembly from the monitor.

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    • With the monitor face-down, unscrew the 5 7mm Phillips PH2 screws around the outside of the enclosure.

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    • Unscrew the 2 14.5mm Phillips PH2 screws located on the raised center of the enclosure.

    • Carefully pull the enclosure off the monitor.

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    • Unscrew the 10 5mm Philips PH2 screws holding the metal casing to the monitor.

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    • Pull the the metal casing off of the monitor to reveal the motherboards.

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    • Make a note or use a pen to mark which plugs correspond to which colors. (Pink or Blue)

    • Remove the four plugs on the brown circuit board by pulling up on the tabs and wiggling them out. You could also use a spudger to help you lift little clips holding them in.

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    • Locate the several multi-wire connectors on the board.

    • These connect several parts of each board together and consist of several different colors of wires. There is also a zip-tie holding the two sets of wires together that you can cut if it is getting in your way.

    • Disconnect the three plastic connectors from the blue colored boards by pulling them up while wiggling them.

    • Some force is necessary, it may also help to use the Large Needle Nose Pliers.

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    • Locate the large black power plug.

    • Using a Phillips #1 Screwdriver, unscrew the two 8mm colts holding the black tabs to the metal frame.

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    • Locate and remove the gold colored 10mm Philips screw located near the black power plug. It holds in a wire that connects to the power plug.

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    • Remove 5 8mm Phillip1 screws, with a Philips 1 screwdriver, located in various places on the board.

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    • Lift the brown power supply board off of the frame and set it aside.

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    • Find the faulty capacitor on the board.

    • Bad capacitors can be identified by swelling or bursting at the top.

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    • Flip the board over and find the corresponding solder joints. Capacitors have two joints on the opposite side of the circuit board.

    • Make sure you identify the correct solder joints! We wouldn't want you to desolder the wrong component!

    • Remember which direction the white stripe on the capacitor is facing! Orientation is important for a capacitor! The markings on the board should also remind which way to face the capacitor.

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    • Remove the capacitor from the board, you may need to straighten out the leads before you can take it out easily.

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To reassemble your device, follow these instructions in reverse order.

Charlie Mohr

Участник с: 21.10.2013

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Cal Poly, Team 11-36, Amido Fall 2013 Member of Cal Poly, Team 11-36, Amido Fall 2013


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