Toshiba Satellite L55t-B5271 Motherboard Replacement

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• Make sure you turn the laptop off first.
• Close the laptop lid and flip it over so that Toshiba logo is facing down.
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• Remove the two 6.5 mm Phillips head screws indicated using a Phillips #00 screw driver.
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• Once the screws are removed, slide the battery pack out of the computer.
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crwdns2931653:04crwdne2931653:0 Back Panel

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Anti-Static Wrist Strap
$7.95
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• Remove all 6.5 mm Philips head screws on the back cover of the laptop with a Philips #00 screwdriver.
• Use the plastic opening tool to remove the back cover from the laptop.
• Be aware that static discharge can cause damage to sensitive electrical components within the computer. To avoid this you can wear an anti-static wrist strap.
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crwdns2931653:05crwdne2931653:0 RAM
• This laptop does not have a RAM present. Follow instructions to replace your own.
• Evenly press down on the clips on either side of the RAM stick.
• To pull out the RAM stick, be sure to align the notches on the RAM stick with the notches in the RAM holder.
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crwdns2931653:06crwdne2931653:0 Wireless Card

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Tweezers
$4.99
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• Remove the ribbon by flipping up the tabs and using the black tweezers to gently pull the ribbon out from both ends.
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• Remove the tape from the card.
• Disconnect the wires using the #4 black spudger tool.
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• Remove the 3mm Phillips head screw with a Phillips #00 screwdriver.
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• Pull up on the wireless card and remove it from the device.
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crwdns2931653:010crwdne2931653:0 CD Drive
• Remove the 3 mm Philips head screw that connects the CD drive to motherboard with a Phillips #00 screwdriver.
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• Gently pull the CD drive out, disconnecting it from the motherboard connector marked in blue.
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crwdns2931653:012crwdne2931653:0 Cooling Fan with Heat Sink
• The ribbon and wire must be moved out of the way of the fan.
• Using a black tweezer tool, lift the tab holding the ribbon in place and then gently pull it out.
• Using the same tweezer tool, again lift the tab holding the wires in place and gently pull them out.
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• Unscrew the two 3mm Phillips head screws on each fan using the Phillips #00 screwdriver.
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• Unscrew the four, 3mm Phillips head screws holding the last piece to the laptop using a Phillips #00 screwdriver.
• Gently pull the cooling fan with heat sink off the laptop and set aside.
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crwdns2931653:015crwdne2931653:0 Motherboard
• Disconnect all of the ribbons by lifting the tabs and gently pulling them out.
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Tweezers
$4.99
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• Remove the wires from the motherboard using the tweezers.
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• Remove all seven of the 3mm Phillips head screws with the Phillips #00 screwdriver.
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• Gently lift the motherboard from the back of the laptop.
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Noelle Dulude

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UMass Dartmouth, Team S3-G3, Peak Spring 2018 crwdns2935289:0UMass Dartmouth, Team S3-G3, Peak Spring 2018crwdne2935289:0

UMASSD-PEAK-S18S3G3

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