Einleitung
This guide will show you how to replace broken speakers in a ThinkPad W520. Along the way, you will have a chance to upgrade or replace your RAM.
Werkzeuge
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Use your left hand and push the unlock switch all the way to the right.
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Use your right hand to push the battery.
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Unscrew the two Phillips #0 screws.
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The screws remain attached to the cover.
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Lift up and remove the cover.
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If your laptop has a dual-core processor any RAM installed here won't function.
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Flip your laptop over and open the screen.
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With your left thumb, grip the keyboard right below the blue "ThinkVantage" button. Use your other fingers as support only.
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Using a spudger with your right hand, put pressure on one of the upper mouse buttons.
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After your hands are in place, gently but firmly push towards the screen. The keyboard should move about 2 mm towards the screen.
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Gently lift the keyboard up and away from the screen.
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Using a plastic opening tool, remove the keyboard connecting ribbon from the motherboard.
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Unscrew the Phillips #0 screw securing the hard drive cover.
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The screw does not detach from the cover.
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Lift up and remove the cover.
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Pull the black tab that is attached to the hard drive up and away from the laptop.
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The hard drive should easily slide out.
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Remove the seven 13.75 mm Phillips #0 screws from the case.
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Remove the 3.75 mm Phillips #0 screw from below where the hard drive used to be.
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Remove the three 3.75 mm Phillips #0 screws from below where the battery used to be.
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Before the top casing can be removed, there are two more things to do.
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First, the ribbon cable that connects the trackpad to the motherboard needs to be removed.
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Use a plastic opening tool to lift up the ZIF connector.
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Pull the cable out of the connector.
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The last thing to do before removing the top casing is taking out the dummy card in the ExpressCard 34 slot.
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Flip the laptop so its resting on the back of the screen.
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Using your thumb, press the plastic ExpressCard dummy into the case until you hear a click.
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Let go and then pull out the card.
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Using a spudger, start about an inch from the very left of the laptop.
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Press the spudger into the edge of the casing.
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Slide the spudger to your right, along the edge of the casing.
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Once you reach the screen release mechanism, remove the spudger.
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Put the spudger on the edge of the casing, about an inch from the very right of the laptop.
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Gently push until you hear the clip release.
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Set the laptop down on its base.
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Slowly pull up the casing with both hands at the corners. There should be a few more clips that release.
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Fully remove the casing.
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Here you can see the left speaker, the right speaker, and the connector that both speakers attach to.
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Left speaker
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Right Speaker
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Connector
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We will start with the left speaker.
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The left speaker is connected with the blue and white wire. The two wires should be stuck to each other.
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Using a spudger and your hand as needed, gently remove the wire from all constraints.
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The right speaker is connected with the black and red wires. The black and red wires should be stuck together.
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First lift up the two pieces of black tape, but don't fully remove them.
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Using a spudger and your hand as needed, gently free the black and red wire from all constraints.
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Using a plastic opening tool, gently pry up on the right side of the connector.
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Then repeat on the left side.
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Repeat process until the connector comes off.
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Pass the speakers under any other wires that are restricting them.
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The speakers are now free to be removed and replaced.
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To reassemble your device, follow these instructions in reverse order.