compaq armada m700 User Manual

							Removal and Replacement Procedures    5-19
5.11  RTC Battery
1.  Save all work, exit all applications, and shut down the computer.
2.  Remove the modem/combo card cover and the modem/combo card (Section 5.10).
3.  Disconnect the RTC battery cable from the system board ! (Figure 5-17).
4.  Remove the battery from the base assembly .
Figure 5-17.  Disconnecting the RTC Battery Cable
Reverse the above procedure to replace the RTC battery. 
						

							5-20    Removal and Replacement Procedures
5.12  Keyboard
!
WARNING:  Failure to unplug the power cord and remove the battery pack before
installing a memory expansion board can damage the equipment and expose you to the
risk of electrical shock.
CAUTION:  Electrostatic discharge (ESD) can damage electronic components. Before
beginning this procedure, ensure that you are properly grounded. For more information,
refer to Section 4.4 “Preventing Electrostatic Damage.”
1.  Prepare the computer for disassembly (Section 5.5).
2.  Open the computer.
3.  Slide the four tabs ! located along the top of the keyboard toward the front of the
computer (Figure 5-18).
4.  Swing the top of the keyboard toward the front of the computer .
CAUTION:  There are two cables underneath the keyboard that connect it to the system
board. If you lift it too quickly, you may damage the cables.
Figure 5-18.  Removing the Keyboard 
						

							Removal and Replacement Procedures    5-21
5.  Release the Zero Insertion Force (ZIF) connector to which the keyboard cable is
connected ! (Figure 5-19).
6.  Disconnect the keyboard cable from the connector on the system board .
7.  Release the ZIF connector to which the pointing device cable is connected #
(EasyPoint IV models only).
8.  Disconnect the pointing device cable from the connector on the top cover $
(EasyPoint IV models only).
Figure 5-19.  Disconnecting the Pointing Device and the Keyboard Cables
9.  Remove the keyboard.
Reverse the above procedure to install the keyboard. 
						

							5-22    Removal and Replacement Procedures
5.13  Memory Expansion
The memory compartment is located underneath the keyboard and contains two
memory slots. The computer standard memory is contained in one slot. Computer
memory can be expanded by installing a memory board in the empty slot and/or
replacing the standard memory board. SDRAM memory boards are available in 32-,
64-, and 128-MB increments.
Removing a Memory Expansion Board
1.  Pull away the plastic retention clips  on each side of the memory expansion board.
The memory expansion board tilts upward  (Figure 5-20).
2.  Lift the edge of the memory expansion board and slide it out of the memory
expansion slot at a 45-degree angle.
3.  Place the removed memory expansion board in an electrostatic-safe container.
Figure 5-20.  Removing a Memory Expansion Board
4.  If no memory expansion board is to be installed, replace the keyboard. 
						

							Removal and Replacement Procedures    5-23
Installing a Memory Expansion Board
All memory expansion boards supported by the computer can be used in either of the
two memory expansion slots. The memory expansion boards are also all keyed
(notched) to ensure correct positioning.
1.  Insert the memory expansion board into an empty memory expansion slot at a
45-degree angle 
. Slide it into place until it is seated while tilted (Figure 5-21).
2.  Push the memory expansion board down until the plastic retention clips 
 snap
into place.
Figure 5-21.  Installing a Memory Expansion Board
 NOTE:  If, after installation, a memory expansion board fails to be recognized,
remove the board and make sure the memory expansion slot is clean and free of
debris. Reinsert the card. 
						

							5-24    Removal and Replacement Procedures
5.14  Switch Cover
1.  Prepare the computer for disassembly (Section 5.5).
2.  Remove the keyboard (Section 5.12).
3.  Position the computer so the rear panel faces forward.
4.  Remove the two screws from the rear panel of the computer that secure the switch
cover to the base assembly (Figure 5-22).
Figure 5-22.  Removing the Switch Cover Screws
5.  Position the computer so the front faces forward.
6.  Open the computer as far as it will open. 
						

							Removal and Replacement Procedures    5-25
7.  Lift the switch cover straight up (Figure 5-23).
Figure 5-23.  Removing the Switch Cover
Reverse the above procedure to install the switch cover. 
						

							5-26    Removal and Replacement Procedures
5.15  Display Assembly
NOTE:  To prevent the computer from tipping over during removal of the display
assembly, a MultiBay device can be inserted into the computer MultiBay.
1.  Prepare the computer for disassembly (Section 5.5).
2.  Remove the keyboard (Section 5.12).
3.  Remove the switch cover (Section 5.14).
4.  Disconnect the audio/microphone cable 
 (Figure 5-24).
5.  Disconnect the display cable .
6.  Disconnect the inverter cable #.
Figure 5-24.  Disconnecting the Audio/Microphone and Display Connectors 
						

							Removal and Replacement Procedures    5-27
7.  Position the computer so the rear panel faces forward.
8.  Remove the two screws that secure the display assembly to the base assembly
(Figure 5-25).
Figure 5-25.  Removing the Display Assembly Screws 
						

							5-28    Removal and Replacement Procedures
9.  Lift the display assembly straight up (Figure 5-26).
Figure 5-26.  Removing the Display Assembly
Reverse the above procedure to install the display assembly.