Einleitung
The central processing unit (CPU) of a computer is essentially the brains of the computer. The CPU functions by carrying out the instructions of a computer program and performing basic arithmetical and logical equations. If you find that your Acer E5-571-54FL is glitching out or showing a blue screen of death, the CPU may be faulty. Follow the instructions in this guide to replace the CPU in your Acer E5-571-54FL laptop.
Before beginning this guide, be sure to power off the device and unplug from the charger.
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Place the pointed end of a spudger into the battery lock and slide it to the left until you hear the battery release.
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Move around the edge with metal spudger and carefully pry apart the clips holding the keyboard in place.
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Carefully detach the three ZIF ribbons connected to the motherboard by flipping up the white hinge.
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Lift up on the keyboard and the whole top should come right off, including the touchpad.
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The CPU Cooling Fan is in the upper left corner of the laptop.
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Using a #0 Phillips screwdriver, remove the two 4.5mm screws holding the fan to the case.
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Place the tips of the ESD safe pointed tweezers between the plug and socket of the fan connection.
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Gently push left to disconnect the fan plug.
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Move the fan connector and wires free of the motherboard and WiFi card.
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Lift the curved end of the fan about 30 degrees.
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Remove the fan by moving your hand up and to the right until it is clear of the case.
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The WiFi card is just below the fan with a white coaxial cable and a black coaxial cable attached.
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Using ESD safe blunt nose metal tweezers, grab just behind the brass connection on the white coaxial cable attached to the WiFi card.
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Carefully lift up and forward to disconnect the wire.
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Repeat both procedure one and two to remove the black coaxial cable.
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Using a #0 Phillips screwdriver, remove the 3mm screw from the upper left corner of the WiFi card.
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Grab the upper left corner of the WiFi card with your fingers.
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Gently pull the WiFi card away from the socket.
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The hard drive and carriage are at the lower right of the laptop.
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Using the plastic opening tool, carefully lift up on the black locking tab of the ZIF connector to release the USB port ribbon cable.
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Move the USB port ribbon cable out of the way
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Using a #0 Phillips screwdriver, remove the two 4mm screws securing the hard drive carriage in place.
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Hold the right side of the laptop in place with your right hand.
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Put the fingers of your left hand along the top edge of the hard drive carriage.
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Push the hard drive carriage towards your right hand to disconnect it from the motherboard.
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Lift up on the edge of the hard drive carriage closest to your body to remove the carriage.
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There are two 3mm Phillips screws holding the hard drive into the carriage. One on either side of the carriage.
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Hold the hard drive carriage with your non-dominant hand along one side. Ensure one of the Phillips screws is visible.
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Using a #0 Phillips screwdriver, remove the 3mm screw to release the side of the hard drive from the carriage.
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Repeat the two previous procedures to remove the second 3mm Phillips screw freeing the hard drive from the carriage.
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The three wire speaker connection is centered at the edge of the motherboard closest to your body.
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Place the tips of the ESD safe pointed tweezers between the plug and socket of the speaker connection.
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Gently push left to disconnect the speaker plug.
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The screen connection is centered on the motherboard furthest from your body.
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With your fingernails on each side of the plug, gently push away from your body to disconnect it.
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Carefully lift up on the right edge of the motherboard near the hard drive connector.
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With minimal force, pull the motherboard to the right freeing the ports on the left from the case.
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Put down the right side and allow the motherboard to rest in the case.
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Lift the left side of the motherboard up and turn it over so the ports are now facing right.
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Grip the bottom edge of the motherboard closest to your body with your non-dominant hand.
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Grip the power connection wires with your dominant hand and gently pull away from your body to disconnect.
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Unscrew the outer 6 mm screws on both top and bottom sides of the fan. Detach the power cable by pulling it out. Remove the cooling fan.
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Locate the hard drive. There are two 4mm Phillips head screws connecting the hard drive to the motherboard. Unscrew them. Carefully flip the ZIF ribbon out of the way, and remove the hard drive.
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To reassemble your device, follow these instructions in reverse order.
