HP 20-k121us Mobile, 20-k127cl Mobile, 20-k120us Mobile Battery, Description Spare part number

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Battery

Description

Spare part number

 

 

3.70-V, 3850-mAh, Li-ion battery (includes cable)

724536-001

 

 

Before removing the battery, follow these steps:

1.Turn off 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 the power from the computer by unplugging the power cord from the computer.

3.Disconnect all external devices from the computer.

4.Remove the bottom cover (see Bottom cover on page 23).

5.Remove the rear cover (see Rear cover on page 26).

6.Disconnect the battery cable (see Hard drive on page 27).

7.Remove the hard drive (see Hard drive on page 27).

8.Remove the cover bracket (see X-axis capacitor board on page 33).

9.Remove the display stand recess (see Display stand recess on page 41).

WARNING! To reduce potential safety issues, use only the battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased from HP.

CAUTION: Removing a battery that is the sole power source for the computer can cause loss of information. To prevent loss of information, save your work or shut down the computer through Windows before removing the battery.

Remove the battery:

1.Release the ZIF connector (1) to which the power button board ribbon cable is attached, and then disconnect the power button board ribbon cable from the system board.

2.Detach the power button board ribbon cable (2) from the battery. (The power button board ribbon cable is attached to the battery with double-sided adhesive.)

3.Release the wireless antenna cables from the routing clips (3) and channels built into the battery.

44 Chapter 4 Removal and replacement procedures

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Contents HP Envy Rove 20 Mobile All-in-One PC Product notice Safety warning notice Iv Safety warning notice Table of contents Computer specifications Hard drive specifications Vii Viii Product description Category Description Wireless Power requirementsOperating system Preinstalled Serviceability End user replaceable partsExternal component identification Finding your hardware and software informationLocating hardware Locating softwareFront Component DescriptionLeft side Right side Back Top BottomIllustrated parts catalog Locating the serial number, product number, and model number728073-001 Computer major components732001-001 Component Spare part number Cover bracketCapacitor board, includes Converter boardPower connector cable Cable KitAir flow channel Display standMass storage device Wireless keyboard Miscellaneous partsComponent Spare part number AC adapter RJ45-USB adapter dongleSequential part number listing Wireless mouseSpare part number Description Illustrated parts catalog Cable, and Windows button board and cable Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredCables and connectors Typical electrostatic voltage levels Grounding guidelinesEvent 10% 40% 55% Packaging and transporting guidelines Component replacement procedures Material Use Voltage protection levelBottom cover Description Spare part numberPage Page Rear cover Hard drive Page Update Bios before adding memory modules Memory moduleAxis capacitor board RTC battery USB board Description Spare part number USB board 728064-001Axis capacitor board 728067-001 Page Converter board Description Spare part number Converter board 728067-001Page Media card reader board USB connector cable Speakers Page Display stand recess Power button board Remove the cover bracket see X-axis capacitor board on Battery Page Webcam/microphone module Audio/USB board Description Spare part number Audio/USB board 728065-001Page Wlan module Page Air flow channel Description Spare part number Air flow channel 728052-001Display panel cable Fan System board Page Heat sink Page Display stand Wireless antennaDescription Spare part number Display stand 728056-001 Middle frame Remove the cover bracket see X-axis capacitor board on Page Power connector cable Page Updating the Bios Starting Setup Utility BiosDetermining the Bios version Using HP PC Hardware Diagnostics Uefi Downloading a Bios updateDownloading HP PC Hardware Diagnostics Uefi to a USB device Diagnostic section, click HP Uefi Support EnvironmentSpecifications Computer specificationsHard drive specifications Backing up, restoring, and recovering Creating recovery media and backupsCreating HP Recovery media Restore and recovery Using Windows Refresh for quick and easy recovery Remove everything and reinstall WindowsRecovering using HP Recovery Manager What you need to knowRemoving the HP Recovery partition Using the HP Recovery partition select models onlyPage Power cord set requirements Requirements for all countriesRequirements for specific countries and regions Country/region Accredited agency Applicable note numberCemko Recycling Index Jacks
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