compaq presario 900 series User Manual
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Removal and Replacement Procedures Maintenance and Service Guide5–13 3. Remove the PM2.5 × 4.0 screw 1 that secures the memory expansion compartment cover to the base enclosure (Figure 5-10). 4. Slide the cover to the right 2. 5. Lift the right edge of the cover and swing it to the left 3. 6. Remove the cover 4. Figure 5-10. Removing the Memory Expansion Compartment Cover ✎Memory expansion compartment covers are available with carbon finish for Evo Notebook N1005 models and silver finish for Presario 900 models, and are included in the Miscellaneous Plastics/Hardware Kit, spare part number 285541-001. 272638-001.book Page 13 Thursday, July 25, 2002 4:21 PM
5–14Maintenance and Service Guide Removal and Replacement Procedures 7. Spread the memory expansion slot retaining tabs 1 to release the memory expansion board. The board tilts up at a 45-degree angle (Figure 5-11). 8. Remove the board by pulling it away from the connector at a 45-degree angle 2. Figure 5-11. Removing a Memory Expansion Board Reverse the preceding procedures to install a memory expansion board. 5.6 Mini PCI Communications Board Mini PCI Communication Boards Spare Part Number Information U.S. modem International modem248776-001 248777-002 and 285545-001 272638-001.book Page 14 Thursday, July 25, 2002 4:21 PM
Removal and Replacement Procedures Maintenance and Service Guide5–15 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 PM2.5 × 4.0 screw 1 that secures the mini PCI compartment cover to the base enclosure (Figure 5-12). 4. Slide the cover to the left 2. 5. Lift the left edge of the cover and swing it to the right 3. 6. Remove the cover 4. Figure 5-12. Removing the Mini PCI Communications Slot Cover ✎Mini PCI compartment covers are available with carbon finish for Evo Notebook N1005 models and silver finish for Presario 900 models, and are included in the Miscellaneous Plastics/Hardware Kit, spare part number 285541-001. 272638-001.book Page 15 Thursday, July 25, 2002 4:21 PM
5–16Maintenance and Service Guide Removal and Replacement Procedures 7. Disconnect the modem cable from the mini PCI communications board 1 (Figure 5-13). 8. Spread the retaining tabs 2 on each side of the mini PCI communications board. The board releases and rests at an angle. 9. Remove the board by pulling it away from the socket at an angle 3. Figure 5-13. Removing a Mini PCI Communications Board Reverse the preceding procedures to install a mini PCI communications board. 272638-001.book Page 16 Thursday, July 25, 2002 4:21 PM
Removal and Replacement Procedures Maintenance and Service Guide5–17 5.7 Disk Cell RTC Battery 1. Prepare the computer for disassembly (Section 5.3). 2. Remove the mini PCI compartment cover (Section 5.6). 3. Remove the RTC battery from its socket on the system board (Figure 5-14). Figure 5-14. Removing the Disk Cell RTC Battery ✎The computer uses a CR1220 lithium disk cell battery. When replacing the RTC battery, insert the battery with the “+” sign facing up. Disk Cell RTC Battery Spare Part Number Information Disk cell RTC battery 279769-001 272638-001.book Page 17 Thursday, July 25, 2002 4:21 PM
5–18Maintenance and Service Guide Removal and Replacement Procedures 5.8 Connector Cover ✎Connector covers are available with carbon finish for Evo Notebook N1005 models and silver finish for Presario 900 models, and are included in the Miscellaneous Plastics/Hardware Kit, spare part number 285541-001. 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 two TM2.5 × 5.0 screws 1 that secure the connector cover to the base enclosure (Figure 5-15). 4. Open the connector cover 2. 5. Remove the connector cover from the base enclosure 3. Figure 5-15. Removing the Connector Cover Reverse the preceding procedures to install the connector cover. 272638-001.book Page 18 Thursday, July 25, 2002 4:21 PM
Removal and Replacement Procedures Maintenance and Service Guide5–19 5.9 LED Cover 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 two TM2.5 × 8.0 screws that secure the LED cover to the base enclosure (Figure 5-16). Figure 5-16. Removing the LED Cover Screws 4. Turn the computer top side up with the front facing forward. 5. Open the computer. LED Cover Spare Part Number Information LED cover 285536-001 272638-001.book Page 19 Thursday, July 25, 2002 4:21 PM
5–20Maintenance and Service Guide Removal and Replacement Procedures 6. Press down and hold the F1 and F2 keys. 7. Insert a pointed tool into the notch in the LED cover 1 between the F1 and F2 keys and lift up (Figure 5-17). 8. Press down and hold the Pause and Scroll keys. 9. Insert a pointed tool into the notch in the LED cover 2 between the Pause and Scroll keys and lift up. 10. Remove the LED cover 3. Figure 5-17. Removing the LED Cover Reverse the preceding procedures to install the LED cover. 272638-001.book Page 20 Thursday, July 25, 2002 4:21 PM
Removal and Replacement Procedures Maintenance and Service Guide5–21 5.10 Keyboard 1. Prepare the computer for disassembly (Section 5.3). 2. Remove the LED cover (Section 5.9). Keyboards Spare Part Number Information For use only with TouchPad notebook models Arabic Belgian Brazilian Chinese Czech Danish French French Canadian German Hebrew Hungarian International Italian Japanese285530-171 285530-181 285530-201 285530-AA1 285530-221 285530-081 285530-051 285530-121 285530-041 285530-BB1 285530-211 285530-002 285530-061 285530-291Korean Latin American Spanish Norwegian Portuguese Russian Slovakian Spanish Swedish Swiss Taiwanese Tu r k i s h U.K. English U.S. English285530-AD1 285530-161 285530-091 285530-131 285530-251 285530-231 285530-071 285530-101 285530-111 285530-AB1 285530-141 285530-031 285530-001 272638-001.book Page 21 Thursday, July 25, 2002 4:21 PM
5–22Maintenance and Service Guide Removal and Replacement Procedures 3. Lift the back edge of the keyboard and swing it forward until it rests on the palm rest (Figure 5-18). Figure 5-18. Releasing the Keyboard 272638-001.book Page 22 Thursday, July 25, 2002 4:21 PM