This guide provides quick and easy steps for the replacement of a digitizer glass intended for an iDea USA CT702 tablet.

  1. Place tablet on the table with screen facing upright.
    • Place tablet on the table with screen facing upright.

    • Starting from the portholes, use plastic opening tool to pry in between the front panel and back cover.

    • Follow the opening along the corners and sides until all latches are unclipped.

    • Remove back cover completely and place it outside of the work area.

  2. Place tablet facing down.
    • Place tablet facing down.

    • Locate the 4mm screws along the perimeter of the motherboard.

    • There should be 4 screws.

    • Use Philips screw driver to unscrew each one, and carefully place screws in a safe place.

    • After screws are removed, gently pull up on the ribbon wire connection to release all 3 wires from the motherboard.

    • Safely remove mother board and battery from tablet by using tweezers.

    • Make sure the small ribbon wires are not damaged when removing larger members.

    • Remove tape from battery pack, and dispose.

    • Be careful not to touch the wire/battery connection correctly, as it could result in injury.

    • After removing the battery pack and motherboard, the touch sensor unit should be visible.

    • Use small Philips screw driver to unscrew all 6 of the 2mm screws.

    • Use fingers and prying tool to remove the touch sensor unit from frame.

    • After the touch sensor is detached, only the plastic screen should remain.

    • Insert new touch sensor plate into the same position, aligning all screw inputs.

    • Insert all six of the 2mm. screws to connect the new touch sensor to the screen frame.

    • To continue reassembling the tablet, follow the steps in reverse.

    • Be careful when reconnecting battery, use safety goggles and gloves.

    • To reassemble tablet, follow these steps in reverse order.


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

David Kambich

Member since: 03/11/2015

110 Reputation

1 Guide authored



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