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This is a replacement guide for the Logitech Harmony Smart Keyboard's key printed circuit board.
The keyboard printed circuit board (PCB) sends messages to the wifi and transmits key data to the server.
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Turn keyboard over to the backside.
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Press and slide up on the upper battery latch, using both thumbs.
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Remove the two AA batteries and set them aside.
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Unscrew all five 4.0 mm screws, using Phillips #1 screwdriver.
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Peel off the center sticker to reveal two hidden 4.0 mm screws.
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Unscrew these two screws with a Phillips #1 screwdriver.
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Lift both top left and top right rubber stickers halfway, using the sharp end of the plastic spudger.
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Unscrew a total of two 4.0 mm screws, under the rubber stickers, using a Phillips #1 screwdriver.
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Unscrew the top center 4.0 mm screw, in the battery compartment, using the Phillips #1 screwdriver.
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Wedge the flat end of the spudger between the back panel and front panel.
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Slide the flat end of the spudger from right to left to pry the two panels apart.
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Separate the back panel from the front panel completely, using both hands.
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Grip the lower end of the ribbon flex cable (white band) using your thumb and index finger.
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Then slide the strip out toward yourself in a scooping motion.
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Lift and remove the white rubber sheet that lays over the keyboard pet flexible PCB.
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Unscrew the two 4.0 mm screws on either side of the green card using a Phillips #1 screwdriver.
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Lift the green card up using the flat end of the plastic spudger.
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Grip and lift the keyboard PCB up and out.
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Grip and lift the battery wire bar out of the battery compartment, using your thumb and index finger.
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Pinch your precision tweezers and wedge the battery clamp up.
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Lift the entire keyboard PCB out of the panel.
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Slide your index finger into the slot under the right blue tab.
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Pinch and pull the right blue tab away from the green card.
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Pinch and pull the left blue tab away from the green card.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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CSU Fullerton, Team S1-G2, Bruce Fall 2017 crwdns2935289:0CSU Fullerton, Team S1-G2, Bruce Fall 2017crwdne2935289:0
CSUF-BRUCE-F17S1G2
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This is really very informative to read and helpful while replacement or cleaning theprinted circuit board . I really want my friend companies engineer to read this type of information and work on it in practical. i wanna tag that company here as well @XG-technologies (https://xg-pcb.com/). Moreover keep sharing these type of informative blogs. really liked it.
