HP LJ476UT User Manual - Page 81

Quick Launch board, Remove the Quick Launch board

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Quick Launch board Description Quick Launch board for use in 4530s models Quick Launch board for use in 4730s models Spare part number 646296-001 646297-001 Before removing the Quick Launch board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 47). 5. Remove the following components: a. Bottom door (see Bottom door on page 49). b. Optical drive (see Optical drive on page 50) c. Keyboard (see Keyboard on page 63) d. Top cover (see Top cover on page 65) e. Speakers (see Speaker assembly on page 71) Remove the Quick Launch board: 1. Position the top cover upside-down with the front toward you. 2. Remove the two Phillips PM2.5×5.0 screws (1) that secure the board to the top cover. 3. Remove the cable (2) from the adhesive that secures it to the top cover. Component replacement procedures 73

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Quick Launch board
Description
Spare part number
Quick Launch board for use in 4530s models
646296-001
Quick Launch board for use in 4730s models
646297-001
Before removing the Quick Launch board, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery
on page
47
).
5.
Remove the following components:
a.
Bottom door (see
Bottom door
on page
49
).
b.
Optical drive (see
Optical drive
on page
50
)
c.
Keyboard (see
Keyboard
on page
63
)
d.
Top cover (see
Top cover
on page
65
)
e.
Speakers (see
Speaker assembly
on page
71
)
Remove the Quick Launch board:
1.
Position the top cover upside-down with the front toward you.
2.
Remove the two Phillips PM2.5×5.0 screws
(1)
that secure the board to the top cover.
3.
Remove the cable
(2)
from the adhesive that secures it to the top cover.
Component replacement procedures
73