Einleitung
If your CMOS battery no longer works on your HP Pavilion 15-p046nr, you’ve come to the right place. This guide will walk you through how to replace your notebook’s CMOS battery. You may need to replace the CMOS battery if your notebook is unable to remember its hardware settings when it is powered up or if it is having trouble keeping time. You will need a magnetic project mat, Phillips 00 screwdriver, and plastic opening tool for this replacement. Before getting started, make sure power is completely disconnected from your device.
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Flip the laptop over so the bottom is facing up.
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Place your finger on the top left-hand slide button with the lock symbol.
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Slide the button to the right so that an unlocked symbol is visible.
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Place your finger or thumb on the top right-hand slide with the battery symbol visible.
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Slide the button to the left.
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Lift the battery off the computer with your thumb.
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Remove screw covers from the hinge covers on the upper left and right side.
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Unscrew one 7 mm screw from each hinge cover using the Phillips #00 screwdriver.
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Remove hinge covers by pulling up and out on the top of the cover.
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Remove thirteen 7 mm screws from the back panel using the Phillips #00 screwdriver.
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Remove three 5 mm screws from the back panel using the Phillips #00 screwdriver.
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Grab the disk drive on the left side and pull the disk drive out completely.
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Flip the laptop over and open the display.
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Run the plastic opening tool along the entire edge of the keyboard to separate the keyboard from the base of the laptop.
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Gently lift the keyboard tray up.
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Use the tip of the blue plastic opening tool to gently flip-up the grey locking flap of the two ribbon cables connecting the keyboard to the device.
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Grab the ribbon cable and gently pull away from the socket.
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Use the tip of the blue plastic opening tool to gently flip-up the grey locking flap of the three ribbon cables on the bottom right corner of the motherboard.
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Grab each ribbon cable and gently pull away from the socket.
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Move the ribbon cables away from the motherboard.
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To disconnect the speakers, carefully pull on the cables that connect to the motherboard from the speaker system.
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Move the speaker cables away from the motherboard.
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Use the tip of the blue plastic opening tool or your fingernail to gently flip-up the grey locking flap of the webcam ribbon cable.
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Grab the ribbon cable cable and gently pull away from the socket.
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Unscrew one 6 mm screw on the wireless card with the Phillips #00 screwdriver.
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Gently pull the wireless card away from the motherboard with the same angle that it rests.
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In the upper left corner of the motherboard, unscrew one captive screw from the charger port cover with the Phillips #00 screwdriver.
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Remove the charger port cover.
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Carefully pull upwards on the charger port to disconnect it.
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Remove the four 6 mm screws from the motherboard using the Phillips #00 screwdriver.
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Gently lift the motherboard directly up from the holding slots and remove the motherboard from the device.
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Remove the motherboard from the device once it's clear of all cables and slots.
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Push the blue plastic opening tool into the CMOS battery casing along the groove towards the center of the motherboard. The battery should shift to the left.
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Lift upwards on the CMOS battery using the opening tool and the battery will pop out of its holding.
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Remove the CMOS battery from the motherboard.
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To reassemble your device, follow these instructions in reverse order.
