Acer Aspire 3750Z Service Guide - Page 57

7. Remove the PSU from its cage. Removing the Heat Sink Fan (HSF) Assembly 1. Remove the wall mount plate by following the procedure described on page 40. 2. Disconnect the HSF cable from its mainboard connector. 3. Loosen the HSF's spring-loaded screws in a diagonally opposite pattern (an "X" pattern). Quantity 4 Color Chrome Torque 6.0 +/- 0.5 kgf-cm Part Number - Aspire Z3750 / Z3751 / Z5750 / Z5751 AIO Computer Service Guide 49