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compaq evo notebook n800c series User Manual

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    							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 (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)
    2. Position the top cover bottom side up with the front facing 
    forward.
    268135-002.book  Page 33  Thursday, October 24, 2002  4:10 PM 
    						
    							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  Page 35  Thursday, October 24, 2002  4:10 PM 
    						
    							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  4:10 PM 
    						
    							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 (Section 5.9)
    c. Display (Section 5.10)
    d. Top cover (Section 5.11)
    e. Fan (Section 5.15)
    Processors
    Spare Part Number Information
    Intel Mobile Pentium 4 with SpeedStep technology
    2.2-GHz processor
    2.0-GHz processor
    1.9-GHz processor
    1.8-GHz processor
    1.7-GHz processor
    1.6-GHz processor
    1.5-GHz processor
    1.4-GHz processor
    Intel Mobile Pentium 4 (non-SpeedStep technology)
    1.6-GHz processor
    1.5-GHz processor308420-001
    305075-001
    305074-001
    285295-001
    285294-001
    285293-001
    285292-001
    285291-001
    306704-001
    306703-001
    268135-002.book  Page 40  Thursday, October 24, 2002  4:10 PM 
    						
    							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 
    						
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