Introduction
The mother board assembly is simple to replace and only takes 10-15 minutes to open the device and access the logic board. This guide requires a prying tool, the Torx 4 screwdriver, and the soldering kit.
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Remove the four 2.5mm screws from the back assembly with a Torx #04 Screwdriver.
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Holding the GPS with a free hand while unscrewing the small screws will help stabilize the device.
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Use the plastic opening tool on all four sides of the device to open the Garmin Nuvi LMT2455 Back Panel.
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To properly remove the back cover assembly pry open both the back and sides of the assembly.
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Open the device carefully being wary of the orange band that is going from the screen to the motherboard.
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Remove the orange band by carefully lifting the lip that connects it to the motherboard.
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Remove the two 1.0mm 04# Torx screws from the mother board assembly
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One screw can be found directly to the right of the battery and one screw can be found behind the orange band.
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Hold the GPS with a free hand to ensure stability.
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Use a soldering tool to de-solder the connection to the motherboard. Refer to the iFixit Soldering guide to see how
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To reassemble your device, follow these instructions in reverse order.
