compaq presario 2800 User Manual

Removal and Replacement Procedures
Maintenance and Service Guide5–33
5.13 Display Release Assembly
✎The display release assembly is available with silver finish for 
Presario 2800 models and carbon finish for Evo Notebook 
N800c, N800v, and N800w models. This assembly is 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.
1. Prepare the computer for disassembly...

5–34Maintenance and Service Guide
Removal and Replacement Procedures
3. Remove the two PM2.0 × 4.0 screws 1 that secure the 
display release assembly to the top cover (Figure 5-26).
4. Lift the display release assembly straight up 2 and remove it 
from the top cover.
Figure 5-26. Removing the Display Release Assembly
Reverse the above procedure to install the display release 
assembly.
268135-002.book  Page 34  Thursday, October 24, 2002  4:10 PM 

Removal and Replacement Procedures
Maintenance and Service Guide5–35
5.14 TouchPad
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a. LED cover (Section 5.8)
b. Keyboard and shield (Section 5.9)
c. Display (Section 5.10)
d. Top cover (Section 5.11)
e. Speaker assembly (Section 5.12)
TouchPad and TouchButton Board
Spare Part Number Information
TouchPad
TouchButton board for Dual Point
TouchButton board for TouchPad285258-001
285259-001
285260-001
268135-002.book...

5–36Maintenance and Service Guide
Removal and Replacement Procedures
2. Remove the four PM2.0 × 4.0 screws 1 that secure the 
TouchPad bracket to the top cover (Figure 5-27).
3. Disconnect the TouchPad cable 2 from the low insertion 
force (LIF) connector on the TouchPad.
4. Slide the TouchPad bracket toward the back of the top 
cover3.
5. Lift the TouchPad bracket straight up 4 and remove it.
Figure 5-27. Removing the TouchPad
268135-002.book  Page 36  Thursday, October 24, 2002  4:10 PM 

Removal and Replacement Procedures
Maintenance and Service Guide5–37
6. Remove the TouchPad 1 and the TouchButton board 2 from 
the top cover (Figure 5-28).
✎The TouchPad cables are part of the TouchButton board.
Figure 5-28. Removing the TouchPad and the TouchButton 
Board
Reverse the above procedure to install the TouchPad and the 
TouchButton board.
268135-002.book  Page 37  Thursday, October 24, 2002  4:10 PM 

5–38Maintenance and Service Guide
Removal and Replacement Procedures
5.15 Fan
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a. LED cover (Section 5.8)
b. Keyboard and shield (Section 5.9)
c. Display (Section 5.10)
d. Top cover (Section 5.11)
Fan
Spare Part Number Information
Fan285267-001
268135-002.book  Page 38  Thursday, October 24, 2002  4:10 PM 

Removal and Replacement Procedures
Maintenance and Service Guide5–39
2. Disconnect the fan cable from the system board 1 
(Figure 5-29).
3. Loosen the four PM2.0 × 9.0 shoulder screws 2 that secure 
the fan to the processor mounting bracket.
✎These screws are secured to the fan and should not be removed.
4. Lift the fan straight up to remove it from the 
base enclosure3.
Figure 5-29. Removing the Fan
Reverse the above procedure to install the fan.
268135-002.book  Page 39  Thursday, October 24, 2002...

5–40Maintenance and Service Guide
Removal and Replacement Procedures
5.16 Processor
Ä
CAUTION: Before removing the processor, make special note of 
the orientation of the printing on the processor. The gold triangle 
should be in the lower right corner when installing the processor. 
The processor must be installed in the same orientation in which it 
was removed.
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a. LED cover (Section 5.8)
b. Keyboard and shield...

Removal and Replacement Procedures
Maintenance and Service Guide5–41
2. Use a flat-bladed tool to turn the processor locking screw 1 
one-half turn counterclockwise (Figure 5-30).
3. Lift the processor straight up and remove it 2.
✎Make sure the gold triangle 3 is in the lower right corner when 
installing the processor.
Figure 5-30. Removing the Processor
Reverse the above procedure to install the processor.
268135-002.book  Page 41  Thursday, October 24, 2002  4:10 PM 

5–42Maintenance and Service Guide
Removal and Replacement Procedures
5.17 Disk Cell RTC Battery
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a. LED cover (Section 5.8)
b. Keyboard and shield (Section 5.9)
c. Display (Section 5.10)
d. Top cover (Section 5.11)
Disk Cell RTC Battery
Spare Part Number Information
Disk cell RTC battery198718-001
268135-002.book  Page 42  Thursday, October 24, 2002  4:10 PM