crwdns2936637:0crwdne2936637:0 crwdns2853008:0crwdne2853008:0 crwdns2918746:0crwdne2918746:0

Nest Learning Thermostat 2nd Generation Motherboard Replacement

crwdns2915892:0crwdne2915892:0

Replacing the main motherboard in the display is not difficult as long as the prerequisite guides are followed. The tools needed access the motherboard are a #0 Phillips Screwdriver, tweezers, and the plastic opening tools.

crwdns2942213:0crwdne2942213:0

  1. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Removal from Wall: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Removal from Wall: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Grasp the display's metal outer ring with your fingers and pull directly away from the wall.

    crwdns2913378:0crwdne2913378:0

  2. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Open Display: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Turn the display over.

    • Remove the four 6 mm screws from the back of the display using a Phillips #0 screwdriver.

    crwdns2913378:0crwdne2913378:0

  3. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove the back of the display: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove the back of the display: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Pinch the gray 20-pin connector with your fingers and pull directly away from the display.

    • Do NOT pull too far as there is a ribbon on the back panel connecting the 20-pin connector to the display.

    crwdns2913378:0crwdne2913378:0

  4. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the base connection ribbon cable.: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the base connection ribbon cable.: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the base connection ribbon cable.: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Locate the blue pull tab at the end of the ribbon which says, "1. Pull".

    • Grasp the tab with your fingers and pull directly away from the motherboard.

    crwdns2913378:0crwdne2913378:0

  5. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Lift battery from the base: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Lift battery from the base: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    crwdns2935267:0crwdne2935267:0
    Tweezers
    $4.99
    crwdns2945778:0crwdne2945778:0

    • Locate the blue tab which says, "2. Pull".

    • Use tweezers to pull the battery up and away from the display.

    • Do NOT pull too far, as the battery is still connected to the motherboard and must be unplugged.

    crwdns2913378:0crwdne2913378:0

  6. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the battery from the motherboard: crwdns2935265:06crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the battery from the motherboard: crwdns2935265:06crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Locate the blue tab which says "3 unplug".

    • Grasp the battery with your fingers. Pull gently directly away from the display to unplug the battery from the motherboard.

    crwdns2913378:0crwdne2913378:0

  8. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove battery from the display: crwdns2935265:07crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove battery from the display: crwdns2935265:07crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove battery from the display: crwdns2935265:07crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Grasp the battery with your fingers and pull directly away from motherboard to separate the battery from the display.

    crwdns2913378:0crwdne2913378:0

  9. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Locate auto-away sensor: crwdns2935265:08crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Locate the auto-away sensor.

    crwdns2913378:0crwdne2913378:0

  10. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove screws: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove screws: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the four 3mm screws with a #0 Phillips screwdriver.

    • Remove the one 4mm screw located at the edge of the auto-away sensor. Use a #0 Phillips screwdriver.

    crwdns2913378:0crwdne2913378:0

  11. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove auto-away sensor: crwdns2935265:010crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove auto-away sensor: crwdns2935265:010crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove auto-away sensor: crwdns2935265:010crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    crwdns2935267:0crwdne2935267:0
    Tweezers
    $4.99
    crwdns2945778:0crwdne2945778:0

    • Lift the auto-away sensor from motherboard using tweezers.

    • Peel the copper foil gently from the EMI shield.

    crwdns2913378:0crwdne2913378:0

  12. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Remove screw from motherboard: crwdns2935265:011crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Remove the 4 mm screw from the motherboard using a #0 Phillips screwdriver.

    crwdns2913378:0crwdne2913378:0

  13. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Removal of EMI Shield: crwdns2935265:012crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Removal of EMI Shield: crwdns2935265:012crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the EMI shield from the motherboard using a plastic opening tool.

    crwdns2913378:0crwdne2913378:0

  14. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the LCD ribbon: crwdns2935265:013crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the LCD ribbon: crwdns2935265:013crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    crwdns2935267:0crwdne2935267:0
    Tweezers
    $4.99
    crwdns2945778:0crwdne2945778:0

    • Unsnap the LCD ribbon from the motherboard gently using tweezers.

    crwdns2913378:0crwdne2913378:0

  15. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the motherboard from the display: crwdns2935265:014crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the motherboard from the display: crwdns2935265:014crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Disconnect the motherboard from the display: crwdns2935265:014crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Locate the black tabs that hold the display to the motherboard.

    • Push the black tabs gently away from the motherboard using the plastic opening tools.

    crwdns2913378:0crwdne2913378:0

  16. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Separate the motherboard and the display: crwdns2935265:015crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nest Learning Thermostat 2nd Generation Motherboard Replacement, Separate the motherboard and the display: crwdns2935265:015crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Pull the face display gently away from the motherboard.

    crwdns2913378:0crwdne2913378:0

  17. Nest Learning Thermostat 2nd Generation Motherboard Replacement, Separate motherboard from steal ring: crwdns2935265:016crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Using one hand to hold the steel ring, carefully lift the motherboard out of the ring using the other hand.

    crwdns2913378:0crwdne2913378:0
crwdns2915888:0crwdne2915888:0

To reassemble your device, follow these instructions in reverse order.

crwdns2935227:0crwdne2935227:0

crwdns2862417:0crwdne2862417:0

crwdns2935293:0crwdnd2935293:05crwdnd2935293:0crwdne2935293:0

Charles Suleskey

crwdns2935283:009/23/14crwdne2935283:0

441 crwdns2915208:0crwdne2915208:0

crwdns2935297:02crwdne2935297:0

crwdns2918514:0crwdne2918514:0: 9

crwdns2935301:06crwdne2935301:0

crwdns2915084:0crwdne2915084:0

USF Tampa, Team 11-5, Blackwell Fall 2014 crwdns2935289:0USF Tampa, Team 11-5, Blackwell Fall 2014crwdne2935289:0

USFT-BLACKWELL-F14S11G5

crwdns2931471:05crwdne2931471:0

crwdns2935297:012crwdne2935297:0

crwdns2947412:00crwdne2947412:0

crwdns2917038:0crwdne2917038:0

crwdns2936625:0crwdne2936625:0:

crwdns2936751:024crwdne2936751:0 0

crwdns2936753:07crwdne2936753:0 0

crwdns2936753:030crwdne2936753:0 4

crwdns2942667:0crwdne2942667:0 2,556