List the type and size of the tools that would typically be used to disassemble the product to a point where components
and materials requiring selective treatment can be removed.
Tool Description
Tool Size (if
applicable)
Description #1 Phillips screwdriver
Description #2 Dikes
Description #3 Torx screwdriver
T-15
3.0 Product Disassembly Process
3.1 List the basic steps that should typically be followed to remove components and materials requiring
selective treatment:
1. To remove the access panel (see Figure 1):
a. Push down on the button (1) to release the latch that secures the access panel to the computer
chassis.
b. Slide the access panel back (2) about 1.3-cm (1/2-inch), then lift it off the chassis.
1
Remove or cut all expansion cards, cables, wires, and any other devices from the system board.
2
To remove the power supply, lift the green locking lever (1) and slide the power supply toward the
front of the chassis then lift the power supply straight up (see Figure 2).
4.
To remove the system board:
a. Remove the fan shroud (duct) from the chassis by lifting it up to remove it from the computer.
b. Remove the four screws from the CPU heatsink, and then lift it up to remove it from the computer.
c. Remove the optical drive by pressing down on the lever to the left of the drive, sliding the drive
back until it stops, and then lifting it straight up and out of the drive bay.
d. Rotate the optical drive retainer to its upright position.
e. Remove the system board retaining screws (1), slide the board toward the front of the chassis,
then lift the board from the chassis (2) (see Figure 3).
3
To remove the battery: Locate the battery and battery holder on the system board. Depending on the
type of battery holder on the system board, complete the following instructions to remove the battery TYPE
1 BATTERY HOLDER (see Figure 4): Lift the battery out of the holder. TYPE 2 BATTERY HOLDER (see
Figure 5): To release the battery from its holder, squeeze the metal clamp that extends above one edge of
the battery. When the battery pops up, lift it out. TYPE 3 BATTERY HOLDER (see Figure 6): Pull back on
the clip that holds the battery in place, and then remove the battery.
4
To remove the power supply PCA: HP uses three different power supplies from three different
vendors in these computers. Use the following steps to determine which power supply you have and its
required disassembly procedures.
POWER SUPPLY 1
a. Remove five screws from the top the power supply (see Figure 7).
b. Remove the three screws from the bottom of the power supply (see Figure 8).
c. Cut the plastic tie that secures the wires to the cover (see Figure 8).
d. Remove the cover from the power supply.
e. Remove one screw from the black plastic piece on the top of the inside of the power supply (see
Figure 9).
f. Remove the remaining three screws from the PCA on the top of the inside of the power supply (see
Figure 10).
g. Cut all wires from the top PCA.
