compaq 800 notebook series User Manual

Removal and Replacement Procedures
Maintenance and Service Guide5–3
Section Description # of Screws Removed
5.3
(Continued)Hard drive 4 to remove hard drive
4 to separate hard drive 
from hard drive 
bracket
5.4 Notebook feet 0
5.5 Memory expansion board 2 loosened
5.6 Optical drive 1
5.7 LED switch cover 2
5.8 Keyboard 1
5.9 Heat sink 5 loosened
5.10 Fan 3
5.11 Processor 0
5.12 Display assembly 4
5.13 Top cover 17
5.14 1394 board 1
5.15 Modem board 2
5.16 System board 6
5.17 RTC battery 0
Table 5-1...

5–4Maintenance and Service Guide
Removal and Replacement Procedures
5.3 Preparing the Notebook for 
Disassembly
Perform the following steps before disassembling the notebook:
1. Turn off the notebook.
2. Disconnect the AC adapter and all external devices.
3. Remove the battery pack by following these steps:
a. Turn the notebook bottom side up with the rear panel 
facing you.
Battery Pack
Spare Part Number Information
Battery pack, 12 cell, Li ion 310642-001
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Removal and Replacement Procedures
Maintenance and Service Guide5–5
b. Slide the battery pack lock latches 1 to the right 
(Figure 5-2).
c. Slide and hold the battery pack release latch 
2 to the 
right.
d. Use the notch 
3 in the battery pack to swing the front 
edge of the battery pack up and back 
4.
e. Remove the battery pack.
Figure 5-2. Removing the Battery Pack
Reverse the preceding procedure to install the battery pack.
4. Remove the battery bay space saver by following these steps:
a. Turn the...

5–6Maintenance and Service Guide
Removal and Replacement Procedures
b. Remove the two TM2.5 × 7.0 screws 1 that secure the 
battery bay space saver to the notebook (Figure 5-3).
c. Slide the battery pack lock latches 
2 to the right.
d. Slide and hold the battery pack release latch 
3 to the 
right.
e. Use the notch 
4 in the battery bay space saver to swing 
the front edge of the space saver up and back 
5.
f. Remove the battery bay space saver.
Figure 5-3. Removing the Battery Bay Space Saver
Reverse...

Removal and Replacement Procedures
Maintenance and Service Guide5–7
5. Remove the hard drive by following these steps:
a. Turn the notebook bottom side up with the right side 
facing you.
b. Remove the four TM2.5 × 7.0 screws 
1 that secure the 
hard drive assembly to the notebook (Figure 5-4).
c. Slide the hard drive assembly forward 
2 and remove it 
from the hard drive bay.
Figure 5-4. Removing the Hard Drive Assembly
Reverse the preceding procedure to install the hard drive 
assembly.
Hard Drives...

5–8Maintenance and Service Guide
Removal and Replacement Procedures
d. Remove the four PM3.0 × 4.0 screws 1 that secure the 
hard drive to the hard drive bracket (Figure 5-5).
e. Remove the hard drive 
2 from the hard drive carrier.
Figure 5-5. Removing the Hard Drive from the Hard 
Drive Carrier
Reverse the preceding procedure to install the hard drive into the 
hard drive carrier.
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Removal and Replacement Procedures
Maintenance and Service Guide5–9
5.4 Notebook Feet
The notebook feet are adhesive-backed rubber pads. 
The notebook feet are included in the Miscellaneous 
Plastics/Hardware Kit, spare part number 310659-001. The 
notebook feet attach to the base enclosure as illustrated in 
Figure 5-6.
Figure 5-6. Replacing the Notebook Feet
5.5 Memory Expansion Board
1. Prepare the notebook for disassembly (Section 5.3).
2. Turn the notebook bottom side up with the front facing you....

5–10Maintenance and Service Guide
Removal and Replacement Procedures
3. Loosen the two PM2.5 × 4.0 screws 1 that secure the 
memory expansion compartment cover to the notebook 
(Figure 5-7).
4. Use the notch on the left side of the cover to lift the cover up 
and swing it to the right 2.
5. Remove the memory expansion compartment cover.
✎The memory expansion compartment cover is included in the 
Miscellaneous Plastics/Hardware Kit, spare part number 
310359-001.
Figure 5-7. Removing the Memory Expansion...

Removal and Replacement Procedures
Maintenance and Service Guide5–11
6. Spread the retaining tabs 1 securing the memory expansion 
board to the system board (Figure 5-8). The memory 
expansion board rises at a 45-degree angle.
7. Pull the memory expansion board away from the connector at 
a 45-degree angle 2.
Figure 5-8. Removing a Memory Expansion Board
Reverse the preceding procedure to install a memory expansion 
board and the memory expansion compartment cover.
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5–12Maintenance and Service Guide
Removal and Replacement Procedures
5.6 Optical Drive
1. Prepare the notebook for disassembly (Section 5.3).
2. Turn the notebook bottom side up with the left side 
facing you.
3. Remove the memory expansion compartment cover 
(Section 5.5).
4. Remove the TM2.5 × 7.0 screw 1 that secures the optical 
drive to the base enclosure (Figure 5-9).
5. Slide the optical drive out of the base enclosure 2.
Figure 5-9. Removing an Optical Drive
Reverse the preceding procedure to...