eMachines E644, Service Manual

Page: 117 / 216

Machine Maintenance Procedures
3-37
Heatsink Installation
0
IMPORTANT
:
+
Apply suitable thermal grease and make sure all heat pads are in position
before replacing
module.
CAUTION
:
!
Thermal grease can damage mainboard. Use caution when applying.
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 over
CPU top.
3. Install and secure four (4) thermal screws (B) in numerical order from one (1) to four (4) to
mainboard. (
Figure 3-32 )
4. Install and secure two (2) captive screws (C) to mainboard. ( Figure 3-32 )
5. Install fan.
Figure 3-35. Thermal Module
IMPORTANT :
+
Circuit boards >10 cm² have been highlighted with a yellow rectangle as
shown in Figure 3-35. Remove the Circuit board and follow local regulations
for disposal.