Acer Aspire E1-471 Acer Aspire E1-431 and E1-471 Notebook Service Guide - Page 123

Thermal Module Installation 0 + IMPORTANT: Apply approved thermal grease and ensure all heat pads are in position before replacing module. ! CAUTION: Use caution when applying thermal grease. Thermal grease may cause damage to the mainboard. The following thermal grease types are approved for use: Silmore GP50 Honeywell Jet Motor 7762 The following thermal pads are approved for use: Eapus XR-PE 1. Remove all traces of thermal grease from CPU using a lint-free cloth or cotton swab and Isopropyl Alcohol, Acetone, or other approved cleaning agent. 2. Apply small amount of thermal grease to center of CPU. NOTE: NOTE: Force used during installation of thermal module is sufficient to spread grease evenly over CPU top. 3. Place the thermal module (C) on the mainboard. Refer to Figure 3-29. 4. Tighten four (4) captive screws (A) in numerical order from one (1) to four (4) to mainboard (Figure 3-31). Ensure the thermal module is properly aligned and seated. 5. Connect the thermal fan cable to mainboard connector (B) (Figure 3-31). 6. Install Mainboard. Machine Maintenance Procedures 3-33