compaq presario 900 series User Manual

							Removal and Replacement Procedures
Maintenance and Service Guide5–23
4. Release the ZIF connector 1 to which the keyboard cable is 
connected and disconnect the keyboard cable 
2 from the 
system board (Figure 5-19).
Figure 5-19. Disconnecting the Keyboard Cable
5. Remove the keyboard.
Reverse the preceding procedures to install the keyboard.
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							5–24Maintenance and Service Guide
Removal and Replacement Procedures
5.11 Heat Spreader
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the LED cover (Section 5.9).
3. Remove the keyboard (Section 5.10).
Heat Spreaders
Spare Part Number Information
For use with AMD Athlon XP processors
For use with AMD Duron processors291594-001
291595-001
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							Removal and Replacement Procedures
Maintenance and Service Guide5–25
4. Remove the following screws:
❏One TM2.5 × 5.0 screw 1 next to the fan (Figure 5-20)
❏Four spring-loaded TM2.5 × 14.0 shoulder screws 2
✎The four spring-loaded shoulder screws should be removed and 
installed in the “1,” “2,” “3,” “4” sequence stamped on the heat 
spreader adjacent to each screwhole.
❏One TM2.5 × 8.0 screw 3 next to the keyboard and 
TouchPad ZIF connectors
Figure 5-20. Removing the Heat Spreader Screws
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							5–26Maintenance and Service Guide
Removal and Replacement Procedures
5. Remove the TM2.5 × 5.0 screw 1 that secures the display 
video cable ground loop (Figure 5-21).
6. Remove the display video cable 
2 from the routing channel 
in the heat spreader.
Figure 5-21. Removing the Display Video Cable 
Ground Cable
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							Removal and Replacement Procedures
Maintenance and Service Guide5–27
7. Lift the right side of the heat spreader until it rests at 
an angle
1 (Figure 5-22).
8. Slide the heat spreader to the right at an angle 
2.
Figure 5-22. Removing the Heat Spreader
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							5–28Maintenance and Service Guide
Removal and Replacement Procedures
9. Disconnect the fan cable from the system board 
(Figure 5-23).
Figure 5-23. Disconnecting the Fan Cable
10. Remove the heat spreaker from the base enclosure.
Reverse the preceding procedures to install the heat spreader.
272638-001.book  Page 28  Thursday, July 25, 2002  4:21 PM 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–29
5.12 Processor
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a. LED cover (Section 5.9)
b. Keyboard (Section 5.10)
c. Heat spreader (Section 5.11)
Processors
Spare Part Number Information
AMD Athlon XP 1800+ 1.53-GHz processor
AMD Athlon XP 1700+ 1.47-GHz processor
AMD Athlon XP 1600+ 1.40-GHz processor
AMD Athlon XP 1500+ 1.30-GHz processor
AMD Athlon XP 1400+ 1.20-GHz processor
AMD Duron 1.30-GHz processor301644-001
291592-001
291591-001
291590-001
293664-001
291589-001
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							5–30Maintenance and Service Guide
Removal and Replacement Procedures
2. Slide the front end of the processor release bar 1 to the right 
until it clears the clip on the processor bracket (Figure 5-24).
3. Swing the processor release bar up and back 
2 until it rests in 
an upright position.
4. Lift the processor straight up 
3 and remove it from the 
processor socket.
✎When installing the processor, make sure the gold triangle4 is in 
the right rear corner.
Figure 5-24. Removing the Processor
Reverse the preceding procedures to install the processor.
272638-001.book  Page 30  Thursday, July 25, 2002  4:21 PM 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–31
5.13 Display
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the LED cover (Section 5.9).
3. Remove the keyboard (Section 5.10).
Displays
Spare Part Number Information
For use only with Evo Notebook N1005 models
15.0-inch, TFT, SXGA+
15.0-inch, TFT, XGA
14.1-inch, TFT, XGA
For use only with Presario 900 models
15.0-inch, TFT, SXGA+
15.0-inch, TFT, XGA
14.1-inch, TFT, XGA
Display Inverter Board Kit (not illustrated)291643-001
291642-001
291641-001
286754-001
285521-001
285520-001
293348-001
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							5–32Maintenance and Service Guide
Removal and Replacement Procedures
4. Remove the TM2.5 × 5.0 screw 1 that secures the display 
inverter cable ground loop to the heat spreader (Figure 5-25).
5. Disconnect the display inverter cable 
2 from the system 
board.
6. Remove the TM2.5 × 5.0 screw 
3 that secures the display 
video cable ground loop to the heat spreader.
7. Disconnect the display video cable 
4 from the system board.
8. Remove the display video cable from the routing channels in 
the heat spreader and the top cover 
5.
Figure 5-25. Removing the Display Screws and 
Disconnecting the Display Cables
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