compaq evo notebook n800 xx series User Manual

							5–2Maintenance and Service Guide
Removal and Replacement Procedures
5.1 Serial Number
Report the computer serial number to Compaq when requesting 
information or ordering spare parts. The serial number is located 
on the bottom of the computer (Figure 5-1).
Figure 5-1. Serial Number Location
5.2 Disassembly Sequence Chart
Use the chart below to determine the section number to be 
referenced when removing computer components.
Ta b l e  5 - 1
Disassembly Sequence Chart
Section Description # of Screws Removed
5.3 Preparing the computer for 
disassembly
Battery pack 0
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							Removal and Replacement Procedures
Maintenance and Service Guide5–3
Section Description # of Screws Removed
5.3
(continued)MultiBay device 0
Hard drive 1 to remove hard drive
2 to separate hard drive 
bezel from hard drive
5.4 Computer feet 0
5.5 Memory expansion board 1 loosened
5.6 Mini PCI communications board 1 loosened
5.7 Connector cover 2
5.8 LED cover 2
5.9 Keyboard 2 to remove keyboard 
shield
5.10 Display 4
5.11 Top cover 16
5.12 Speaker assembly 0
5.13 Display release assembly 2
5.14 TouchPad 4
5.15 Fan 4 loosened
5.16 Processor 0
5.17 Disk cell RTC battery 0
5.18 System board 5
5.19 Modem cable 0
Ta b l e  5 - 1
Disassembly Sequence Chart (Continued)
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							5–4Maintenance and Service Guide
Removal and Replacement Procedures
5.3 Preparing the Computer for 
Disassembly
Perform the following steps before disassembling the computer:
1. Turn off the computer.
2. Disconnect the AC adapter and all external devices.
3. Remove the battery pack by following these steps:
a. Turn the computer bottom side up with the left side 
facing forward.
b. Slide and hold the battery release latch 
1 toward the back 
of the computer (Figure 5-2).
c. Use the notch in the battery bay to slide the battery pack 
out of the battery bay 
2.
d. Remove the battery pack.
Figure 5-2. Removing the Battery Pack
Reverse the above procedures to install the battery pack.
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							Removal and Replacement Procedures
Maintenance and Service Guide5–5
4. To remove the battery bezel, slide the bezel straight down 
(Figure 5-3).
Figure 5-3. Removing the Battery Bezel
Reverse the above procedures to install the battery bezel.
Battery Bezel
Spare Part Number Information
Battery bezel with silver finish for use with 
Presario 2800 models
Battery bezel with carbon finish for use with 
Evo Notebook N800c, N800v, and N800w 
models286876-001
286877-001
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							5–6Maintenance and Service Guide
Removal and Replacement Procedures
5. Remove the MultiBay device by following these steps:
a. Turn the computer bottom side up with the right side 
facing forward.
b. Slide and hold the MultiBay release latch toward the 
front of the computer 
1 (Figure 5-4).
c. Use the notch in the MultiBay device to slide the device 
out of the MultiBay 
2.
d. Remove the MultiBay device.
Figure 5-4. Removing a MultiBay Device
Reverse the above procedures to install a MultiBay device.
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							Removal and Replacement Procedures
Maintenance and Service Guide5–7
6. Remove the hard drive by following these steps:
a. Turn the computer bottom side up with the left side 
facing forward.
b. Remove the PM3.0 × 4.0 hard drive retention screw 
1 
(Figure 5-5).
c. Slide the hard drive forward 
2 to unseat the hard drive 
connector from the system board.
d. Remove the hard drive.
Figure 5-5. Removing the Hard Drive
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							5–8Maintenance and Service Guide
Removal and Replacement Procedures
7. Remove the two PM3.0 × 4.0 screws 1 that secure the hard 
drive bezel to the hard drive (Figure 5-6).
8. Slide the hard drive bezel forward to separate it from the hard 
drive 2.
Figure 5-6. Removing the Hard Drive Bezel
Reverse the above procedure to install the hard drive and hard 
drive bezel.
Hard Drive Bezel
Spare Part Number Information
Hard drive bezel with silver finish for use with 
Presario 2800 models
Hard drive bezel with carbon finish for use with 
Evo Notebook N800c, N800v, and N800w 
models286874-001
286875-001
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							Removal and Replacement Procedures
Maintenance and Service Guide5–9
5.4 Computer Feet
The computer feet are adhesive-backed rubber pads. The 
computer feet are included in the Miscellaneous 
Plastics/Hardware Kit, spare part numbers 285261-001 and 
286868-001. The computer feet attach to the base enclosure 
as illustrated in Figure 5-7.
Figure 5-7. Replacing the Computer Feet
5.5 Memory Expansion Board
Memory Expansion Boards
Spare Part Number Information
1024 MB
512 MB
256 MB
128 MB322508-001
285273-001
285272-001
285271-001
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							5–10Maintenance and Service Guide
Removal and Replacement Procedures
1. Prepare the computer for disassembly (Section 5.3).
2. Turn the computer bottom side up with the rear panel facing 
forward.
3. Remove the PM2.0 × 5.0 screw 1 that secures the memory 
expansion compartment cover to the base enclosure 
(Figure 5-8).
4. Lift the front edge of the cover and swing it back 2.
5. Remove the cover 3.
Figure 5-8. Removing the Memory Expansion
Compartment Cover
✎Memory expansion compartment covers are available with 
silver finish for Presario 2800 models and carbon finish for 
Evo Notebook N800c, N800v, and N800w models. These covers 
are included in the Miscellaneous Plastics/Hardware Kit, spare 
part number 285261-001 for Presario 2800 models, and spare part 
number 286868-001 for Evo Notebook N800c, N800v, and 
N800w models.
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							Removal and Replacement Procedures
Maintenance and Service Guide5–11
6. Spread the memory expansion slot retaining tabs to release 
the memory expansion board 1. The board tilts up at a 
45-degree angle (Figure 5-9).
7. Remove the board by pulling it away from the connector at a 
45-degree angle 2.
Figure 5-9. Removing a Memory Expansion Board
Reverse the above procedure to install a memory 
expansion board.
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