Removing and Replacing Parts:
HP EliteBook 1040 G4 Notebook PC
How to Replace the Base Enclosure
Removal
Remove the eight 5 mm T5 Torx-head screws
that secure the base enclosure to the top cover.
Carefully separate the edges of the base enclosure from the top cover.
Remove the base enclosure.
Reverse this procedure to install the base enclosure.
How to Replace the Battery
Before you begin: Remove the base enclosure.
WARNING: To avoid personal injury and damage to the product,
use extreme care not to puncture, twist, or crack the battery.
An internal puncture or rupture to the battery
has the potential to cause a short which may result in a thermal event.
Removal
Disconnect the battery from its connector on the system board.
Remove the eight 4 mm P0 Phillips-head screws that secure the battery to the top cover.
Using both hands, lift the battery off of the alignment pins on the top cover and remove.
Reverse this procedure to install the battery.
How to Replace the Solid State Drive
Before you begin: Remove the base enclosure.
Removal
Disconnect the battery from its connector on the system board.
Remove the 2.5 mm P0 Phillips-head screw
that secures the solid state drive to the system board.
Grasp the solid state drive by the edges and pull gently to remove it from its slot.
Reverse this procedure to install the solid state drive.
IMPORTANT: When installing the solid state drive,
be sure to align the notch in the solid state drive
with the key in the solid state drive slot on the system board.
How to Replace the Wireless WAN Module
Before you begin: Remove the base enclosure.
Removal
Carefully disconnect the battery cable from its connector on the system board.
CAUTION: Use care when disconnecting
the wireless WAN antenna cables from the wireless WAN module.
A damaged cable or connector can degrade notebook performance.
Remove the foam pad that covers the wireless WAN antenna connectors.
Carefully disconnect the wireless WAN antenna cables from the wireless WAN module
by grasping the connectors with a small pair of needle nose pliers or tweezers.
Remove the 2.5 mm P0 Phillips-head screw
that secures the wireless WAN module to the system board.
Grasp the wireless WAN module by the edges and pull gently to remove it.
Reverse this procedure to install the wireless WAN module.
IMPORTANT: When installing the wireless WAN module,
be sure to align the notch in the wireless WAN module
with the key in the wireless WAN module slot in the system board.
How to Replace the Front Speakers
Before you begin: Remove the base enclosure and battery.
IMPORTANT: Make careful note
of the routing of the front speaker cable for later replacement.
Disconnect the front speaker cable
from its connector on the system board.
Remove the front speaker cable from the routing channel on the top cover.
Remove the four 6 mm P0 Phillips-head screws
that secure the front speakers to the top cover.
Lift the front speakers off of the alignment pins on the top cover and remove.
Reverse this procedure to install the front speakers.
IMPORTANT: After replacing the front speakers,
be sure to calibrate the audio outputs.
How to Replace the Touchpad Board
Before you begin: Remove the base enclosure and battery.
Removal
Carefully peel back the foam pad that covers the touchpad board.
Using minimal force, lift the locking bar up on the touchpad board ZIF connector
and disconnect the touchpad board ribbon cable from the touchpad board.
Peel back the retention tape and use minimal force to lift the locking bar up
on the NFC antenna ZIF connector
and disconnect the NFC antenna cable from the NFC board.
Remove the six 2.5 mm P0 Phillips-head screws
that secure the touchpad board to the top cover.
Lift the touchpad board off of the top cover and remove.
Reverse this procedure to install the touchpad board.
How to Replace the NFC Board
Before you begin: Remove the base enclosure and battery.
Removal
Carefully peel back the foam pad that covers the NFC board.
Using minimal force, lift the locking bar up on the NFC board ZIF connector
and disconnect the NFC board ribbon cable from the NFC board.
Peel back the retention tape
and use minimal force to lift the locking bar up
on the NFC antenna ZIF connector
and disconnect the NFC antenna cable from the NFC board.
Carefully separate the NFC board
from the adhesive that secures it to the top cover and remove.
Reverse this procedure to install the NFC board.
How to Replace the Real-time Clock (RTC) Battery
Before you begin: Remove the base enclosure and battery.
Removal
Disconnect the front speaker cable from its connector on the system board.
Remove the two 6 mm P0 Phillips-head screws
that secure the left front speaker to the top cover.
Lift the left front speaker off of the alignment pins on the top cover
and set aside.
Carefully separate the RTC battery from the adhesive that secures it to the top cover.
Disconnect the RTC battery cable from its connector on the system board
and remove the RTC battery.
Reverse this procedure to install the RTC battery.
How to Replace the Heat Sink/Fan Assembly
Before you begin: Remove the base enclosure and battery.
Removal
Remove the mylar that covers the heat sink.
Loosen the four captive P0 Phillips-head head screws
that secure the fans to the system board.
Disconnect the left fan from its connector on the system board.
Remove the wireless antenna cables from the routing channel and retention tape
that secures them to the system board.
Disconnect the right fan from its connector on the system board.
NOTE: The heat sink has numbers adjacent to the following four screws.
Loosen the four captive P0 Phillips-head head screws
that secure the heat sink over the processor components in numerical order.
NOTE: Due to the adhesive quality
of the thermal grease located between the heat sink and processor components
it may be necessary to move the heat sink from side to side
to detach it from the system board.
Carefully lift the heat sink/fan assembly off of the system board and remove.
NOTE: Before replacing the heat sink
the thermal grease should be replaced.
The thermal grease should be replaced every time the heat sink is removed.
Reverse this procedure
to install the heat sink/fan assembly.
How to Replace the System Board
Before you begin: Remove the base enclosure, battery,
solid state drive, and front speakers.
Removal
IMPORTANT: Make careful note
of the routing of all cables for later replacement.
CAUTION: Use care when disconnecting the wireless antenna cables
from the wireless module.
A damaged cable or connector
can degrade notebook performance.
Remove the foam pad
that covers the wireless WAN antenna connectors.
Carefully disconnect the wireless antenna WAN cables
from the wireless WAN module by grasping the connectors
with a small pair of needle nose pliers or tweezers.
Carefully disconnect the wireless antenna LAN cables
from the wireless LAN module by grasping the connectors
with a small pair of needle nose pliers or tweezers.
Remove the wireless antenna cables
from the routing channel and retention tape
that secures them to the system board.
Using minimal force, lift the locking bar up
on the fingerprint reader ZIF connector
and disconnect the fingerprint reader ribbon cable from the system board.
Using minimal force, lift the locking bar up
on the keyboard ZIF connector
and disconnect the keyboard ribbon cable from the system board.
Using minimal force, lift the locking bar up
on the keyboard backlight ZIF connector
and disconnect the keyboard backlight ribbon cable from the system board.
Using minimal force, lift the locking bar up
on the touchpad board ZIF connector
and disconnect the touchpad board ribbon cable from the system board.
Using minimal force, lift the locking bar up
on the NFC board ZIF connector
and disconnect the NFC board ribbon cable from the system board.
Remove the RTC battery from the adhesive that secures it to the top cover.
Using minimal force, lift the locking bar up
on the power button board ZIF connector
and disconnect the power button board ribbon cable from the system board.
Disconnect the rear speaker cable from its connector on the system board.
Peel back the mylar shielding and disconnect the touchscreen cable
from its connector on the system board.
Disconnect the display panel cable
from its connector on the system board.
Remove the five 4 mm P0 Phillips-head screws
that secure the system board to the top cover.
Loosen the four captive P0 Phillips-head screws
that secure the fans to the top cover.
Carefully lift the left edge of the system board
off of the alignment pins,
guide the rear speaker cable between the fan and system board,
and slide the right edge out from under the lip on the top cover.
Remove the system board.
NOTE: If you are installing a new system board,
remove the following from the old system board
and install onto the new system board:
Heat sink/Fan assembly
Wireless WAN module
Real-time Clock (RTC) battery
Reverse this procedure to install the system board.
IMPORTANT: After system board replacement,
be sure to complete post-installation tasks
as required that may include:
Verifying functionality of the notebook
Updating the BIOS
Updating DMI and other settings
Calibrating the audio outputs
How to Replace the Fingerprint Reader Board
Before you begin: Remove the base enclosure,
battery, solid state drive,
front speakers, and system board.
Removal
Remove the 3 mm P0 Phillips-head screw
that secures the fingerprint reader bracket to the top cover.
Lift right edge of the fingerprint reader bracket
and remove the retention tab from the notch in the top cover.
Lift the fingerprint reader board
out of cut out in the top cover and remove.
Reverse this procedure to install the fingerprint reader board.
How to Replace the Rear Speakers
Before you begin: Remove the base enclosure,
battery, solid state drive,
front speakers, and system board.
Removal
IMPORTANT: Make careful note
of the routing of the rear speaker cable for later replacement.
Carefully remove the rear speakers
from the adhesive that secures them to the top cover and remove.
Reverse this procedure to install the rear speakers.
IMPORTANT: After replacing the rear speakers,
be sure to calibrate the audio outputs.
How to Replace the Thermal Vent
Before you begin: Remove the base enclosure,
battery, solid state drive,
front speakers, and system board.
Removal
Remove the display panel cable from the routing channel on the top cover.
Remove the two 4 mm P0 Phillips-head screws
that secure the thermal vent to the top cover.
Remove the two 3 mm P0 Phillips-head screws
that secure the thermal vent to the top cover.
Lift the thermal vent off of the alignment pins on the top cover and remove.
Reverse this procedure to install the thermal vent.
How to Replace the Power Button Board
Before you begin: Remove the base enclosure,
battery, solid state drive,
front speakers, system board, and thermal vent.
Removal
Remove the retention tape that covers the power button board.
Remove the two 2.5 mm P0 Phillips-head screws
that secure the power button board to the top cover.
Carefully lift the power button board
and slide it out from under the display panel hinge and remove.
Reverse this procedure to install the power button board.
How to Replace the Display Panel Assembly
Before you begin: Remove the base enclosure,
battery, solid state drive,
front speakers, system board, and thermal vent.
Removal
IMPORTANT: Make careful note of the routing of the wireless antenna
and display panel cables for later replacement.
Open the display panel assembly
and rotate it approximately 180 degrees.
While supporting the top cover, remove the two 5 mm P1 Phillips-head screws
that secure the left display panel hinge to the top cover.
Remove the two 5 mm P1 Phillips-head screws
that secure the right display panel hinge to the top cover.
Carefully slide the display panel hinges out
from underneath the lip on the top cover and remove.
Reverse this procedure to install the display panel assembly.
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