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Aspire Z3750 / Z3751 / Z5750 / Z5751 AIO Computer Service Guide 63
6. Use a flat screwdriver to pry the speaker mesh cover from the bottom cover.
Removing the Touchscreen Control Board
Only the Aspire Z3751and Z5751 models have the touchscreen function; thus, the following procedure only
applies to these two models.
1. Remove the speaker mesh cover by following the procedure described on the previous section.
2. Open the touchscreen film cable connectors (a), then disconnect the film cables (b). Disconnect the
power cable of the touchscreen control board as well (c).
3. Remove the screws securing the touchscreen control board.
IMPORTANT If the LCD touchscreen panel becomes defective, the LCD panel with the touchscreen film
and the touchscreen control board should be replace. Return all three components for RMA.
Quantity Color Torque Part Number
2 Chrome 4.5 +/- 0.3 kgf-cm 86.00B75.240