Acer Extensa 650 Maintenance Manual

Field Service    6-7
 
6.5.3 Removing/Replacing the Hard Disk Drive Assembly
The procedure for removing and replacing the Hard Disk Drive assembly is as follows:
1. Power down the notebook,  disconnect the AC adapter, if installed, and remove 
the battery pack as described in Paragraph 6.5.1.
2.Disconnect any peripheral device interface cables from the external interface 
connectors and remove any installed PCMCIA options.
3. Turn the computer over and locate the release tab for the hard disk drive bay...

6-8   Field Service 
5. While lifting upward on the HDD release tab ( using your fingernails), use 
both finger grip areas (Figure 6-5) and pull the HDD module out of the 
notebook.
CAUTION: Exercise care to only handle the drive by its sides to prevent 
damage to the drive.
6.Store the HDD in an antistatic bag.
7.Replacement is the reverse of Steps 1 through 5.
Figure 6-5  Removing/Replacing the Hard Disk Drive Module
Reference View
Finger
Grip Area
HDD Finger
Grip
AreaRelease
Tab
Removing the HDD...

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6.5.4 Removing/Replacing the Keyboard Assembly
The procedure for removing and replacing the keyboard assembly is as follows:
1.Turn off the computer; disconnect the AC power adapter (if it is attached), 
and remove the battery pack as described in Paragraph 6.5.1.
2.Press the Cover Release Latch and open the notebook to a full 180 degree 
position as shown in Figure 6-6.
3.Slide each of the two display hinge covers out and pull upward to remove 
from the notebook.
Figure 6-6...

6-10   Field Service 
Figure 6-7  Removing/Replacing the Keyboard Assembly
5.Unplug the keyboard connectors J0102 and J0103 from the Keyboard 
Transfer Board and remove the keyboard and keyboard transfer board from 
the notebook.
6.Install the replacement keyboard assembly by reversing Steps 1 through 5.
6.5.5 Removing/Replacing Expansion Memory
To remove and replace an expansion memory module (soDIMM), perform the following 
procedure:
1.Power down the notebook, disconnect the AC adapter, and any...

Field Service    6-11
memory module out (refer to Figure 6-8).
6.To replace or install a DIMM module, first align the connector edge of the 
memory module with the key in the connector. Insert the edge of the memory 
module board into the connector using a rocking motion to fully insert the 
module. Push downward on each side of the memory module until it snaps 
in place.
7.Reinstall the Expansion Memory Access Cover using the screw removed in 
Step 4.
Figure 6-8  Memory Expansion Removal/Replacement...

6-12   Field Service 
6.5.6 Removing the Heat Sink Assembly
Use the following procedure to remove and replace the Heat Sink Assembly:
1.Remove the Keyboard Assembly as described in Paragraph 6.5.4.
2.Remove the two screws that secure the heat plate to the housing as shown 
in Figure 6-9.
3.Replacement is the reverse of Steps 1 and 2.
Figure 6-9  Removing/Replacing the Heat Sink Assembly
Heat Sink
Assembly 

Field Service    6-13
6.5.7 Removing/Replacing the CPU Chip
The CPU chip is installed in a Zero Insertion Force type socket to facilitate removal and 
replacement. To remove the CPU, refer to Figure 6-10 and use the following procedure:
1.Power down the notebook, remove the battery packs, and disconnect the AC 
Adapter, and remove the Heat Sink Assembly as described in Paragraph 6.5.7.
2.Refer to Figure 6-10. Insert a flat-blade screwdriver into the opening at the 
left end of the socket labeled OPEN and...

6-14   Field Service 
6.5.8 FDD/CD-ROM Drive Removal
6.5.8.1  60x Series Drive
Use the following procedure to remove/replace the internal drive (either Floppy Disk 
Drive or CD-ROM Drive) from a 60x Series Notebook:
1.Remove the battery and AC adapter as described in Paragraph 6.5.1.
2.Remove the keyboard assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.10.
4.Refer to Figure 6-14 and unplug the two internal drive cables, J18 and J20.
5.Remove the...

Field Service    6-15
6.5.8.2 Removing/Replacing 65x Series Module
1.Remove the battery and AC adapter as described in Paragraph 6.5.1.
2.Unlatch the module by pushing the Module Lock (Figure 6-12 ) toward the 
unlock icon.
3.Grasp the recessed grip area on the module and pull the module straight out.
4.Reinstall the module by reversing Step 3.
Figure 6-12  Removing/Replacing a 65x Series Module
Module Lock
Grip Area 

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6.5.9 Removing/Replacing the Display Assembly
Use the following procedure to remove/replace the display assembly:
1.Remove the battery and AC adapter as described in Paragraph 6.5.1.
2.Refer to Figure 6-13 and remove the two screws that secure the display cable 
to the Motherboard assembly. Then unplug display cable J19
.
Figure 6-13  Unplugging the Display Cable
3.Remove the four display hinge screws (Figure 6-14) and separate the Display 
Assembly from the Base Assembly.
Remove...