compaq notebook evo n160 series User Manual

							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 front 
facing you.
b. Slide and hold the battery release latch toward the back of 
the computer 1 (Figure 5-2).
c. Use the notch in the battery bezel to slide the battery pack 
to the left 2.
d. Remove the battery pack.
Figure 5-2. Removing the Battery Pack
Reverse the above procedure to install the battery pack. 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–5
4. Remove the hard drive by following these steps:
a. Turn the computer bottom side up with the front 
facing you.
b. Remove the silver M3 × 8 screw 1 (Figure 5-3).
c. Use a thin flat tool (screwdriver, case utility tool) to slide 
the front edge of the hard drive sleeve to the right 2.
d. Remove the hard drive.
Figure 5-3. Removing the Hard Drive
Reverse the above procedure to install the hard drive. 
						

							5–6Maintenance and Service Guide
Removal and Replacement Procedures
If the hard drive must be removed from the hard drive sleeve, 
perform the following steps:
a. Remove the four black M3 × 4 screws 1 that secure the 
hard drive to the hard drive sleeve (Figure 5-4).
b. Lift the hard drive straight up to remove it from the hard 
drive sleeve 2.
c. Note the orientation and position of the hard drive 
shield3 when removing the hard drive from the hard 
drive sleeve.
✎The hard drive sleeve and shield are included in the Plastics and 
Hardware Kit (spare part number 251365-001).
Figure 5-4. Removing the Hard Drive from the Hard 
Drive Sleeve 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–7
5. Remove a modular media bay device by following these 
steps:
a. Turn the computer bottom side up with the front 
facing you.
b. Slide and hold the 
modular media bay release switch 1 
toward the back of the computer (Figure 5-5).
c. Use the notch in the modular media bay device bezel 2 
to slide the device to the left.
d. Remove the device.
Figure 5-5. Removing a Modular Media Bay Device
Reverse the above procedure to install a modular media bay 
device. 
						

							5–8Maintenance and Service Guide
Removal and Replacement Procedures
5.4 Memory Expansion Board
1. Prepare the computer for disassembly (Section 5.3).
2. Turn the computer bottom side up with the front facing you.
3. Remove the silver M2 × 5 screw 1 that secures the memory 
expansion compartment cover to the base enclosure 
(Figure 5-6).
4. Use the notch in the front of the memory expansion 
compartment cover to lift up the front edge of the cover and 
swing it up and toward the back of the computer 2.
5. Remove the memory expansion compartment cover 3.
✎The memory expansion compartment cover is included in the 
Plastics and Hardware Kit (spare part number 251365-001).
Figure 5-6. Removing the Memory Expansion 
Compartment Cover 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–9
6. Spread the memory expansion slot retaining tabs to release 
the memory expansion board 1 (Figure 5-7).
7. The board tilts up at a 45-degree angle.
8. Remove the board by pulling it away from the connector at a 
45-degree angle 2.
Figure 5-7. Removing a Memory Expansion Board
Reverse the above procedure to install a memory 
expansion board. 
						

							5–10Maintenance and Service Guide
Removal and Replacement Procedures
5.5 Computer Feet
The computer feet are adhesive-backed rubber pads. The 
computer feet are included in the Plastics and Hardware Kit 
(spare part number 251365-001). Refer to Figure 5-8 for 
computer feet locations.
Figure 5-8. Replacing the Computer Feet 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–11
5.6 Switch Cover
✎The switch cover is included in the Plastics and Hardware Kit 
(spare part number 251365-001).
1. Prepare the computer for disassembly (Section 5.3).
2. Turn the computer bottom side up with the rear panel 
facing you.
3. Remove the two black M2 × 9 screws (Figure 5-9).
Figure 5-9. Removing the Switch Cover Screws
4. Turn the computer top side up with the front facing you.
5. Open the computer as far as it will open. 
						

							5–12Maintenance and Service Guide
Removal and Replacement Procedures
6. Press down and hold the Esc key 1 (Figure 5-10).
7. Use a small straight edge tool (screwdriver or tweezers) to 
disengage the left side of the switch cover from the top 
cover2.
8. Remove the switch cover 3.
Figure 5-10. Removing the Switch Cover
Reverse the above procedure to install the switch cover. 
						

							Removal and Replacement Procedures
Maintenance and Service Guide5–13
5.7 Keyboard
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the switch cover (Section 5.6).
Keyboards
Spare Part Number Information
Belgian
Brazilian
Danish
French
French Canadian
German
International
Italian
Japanese
Korean251371-181
251371-201
251371-081
251371-051
251371-121
251371-041
251371-002
251371-061
251371-191
251371-AD1Latin American Spanish
Norwegian
Pol is h
Spanish
Swedish
Swiss
Thai
Taiwanese
U.K. English
U.S. English251371-161
251371-091
251371-241
251371-071
251371-101
251371-111
251371-281
251371-AB1
251371-031
251371-001