HP mt40 Mobile manual Testing an AC adapter

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Testing an AC adapter

Test the AC adapter if the computer exhibits any of the following symptoms when it is connected to AC power:

●The computer does not turn on.

●The display does not turn on.

●The power lights are off.

To test the AC adapter:

NOTE: The following instructions apply to computers with user-replaceable batteries.

1.Shut down the computer.

2.Remove the battery from the computer.

3.Connect the AC adapter to the computer, and then plug it into an AC outlet.

4.Turn on the computer.

●If the power lights turn on, the AC adapter is working properly.

●If the power lights remain off, the AC adapter is not functioning and should be replaced. Contact support for information on obtaining a replacement AC power adapter.

24 Chapter 6 Power

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Contents HP mt40 Mobile Thin Client Product notice Safety warning notice Iv Safety warning notice Table of contents VMware View Manager Connecting to a local area network Inserting a digital card Removing a digital card Routine care Page Welcome Finding informationWelcome HP Write Filters Using the File-Based Write Filter command line utilityFile-Based Write Filter Using the File-Based Write Filter configuration interface Using the File-Based Write Filter status utilityUsing the Enhanced Write Filter command line utility Enhanced Write FilterUsing the Enhanced Write Filter configuration interface AllUsing the Enhanced Write Filter status utility Enable/Disable EWFDrive Z ConfigurationLocal drives Drive CMapping network drives Saving filesRoaming profiles Applications HP ThinState Deploy HP ThinState CaptureMicrosoft Internet Explorer Windows Media Player VMware View Manager Keyboard and pointing devices Using the keyboardIdentifying the hotkeys Keyboard and pointing devices Using the TouchPad Using pointing devicesSetting pointing device preferences Turn the TouchPad off and onNavigating SelectingPower Shutting down the computerUsing the power meter Setting power optionsUsing power-saving states Initiating and exiting SleepViewing the current power plan Using power plansSetting password protection on wakeup Selecting a different power planDisplaying the remaining battery charge Using battery powerInserting or removing the battery Managing low battery levels Maximizing battery discharge timeIdentifying low battery levels Disposing of a user-replaceable battery select models only Conserving battery powerStoring a user-replaceable battery select models only Resolving a low battery levelUsing external AC power Testing an AC adapter Using the audio features Using multimediaMultimedia Using the audio-in microphone jack Using the audio-out headphone jackAdjusting the volume Using the video featuresUsing the external monitor port DisplayPort Using wireless controls WirelessAbout integrated wireless devices Using WlanSetting up a Wlan Connecting to a Wlan Using wireless security featuresPage Connecting to a local area network Local area network LANSecurity Protecting the computerUsing administrator and user passwords Using passwordsSetting passwords in Windows Automatic logonAdministrator logon Setting passwords in Computer SetupUsing a setup password Manual logonManaging a setup password Using a power-on passwordEntering a setup password Entering a power-on password Managing a power-on passwordRequiring a power-on password at restart Installing a security cable Using a USB device Connecting hardwareConnecting a USB device Using the USB Storage Options utility Securing USB portsUsing Media Card Reader cards Inserting a digital card Removing a digital cardUsing ExpressCards Configuring an ExpressCardInserting an ExpressCard Removing an ExpressCard Hardware upgrades Handling drivesRemoving or replacing the service door Removing the service doorReplacing the service door Replacing the hard drive Removing the hard driveInstalling a hard drive Replacing a drive in the upgrade bay Replacing an optical driveReplacing memory modules Remove the service door see Removing the service door on Using optical drives select models only Inserting an optical disc CD or DVD When the disc tray opens Removing an optical disc CD or DVDWhen the disc tray does not open Using external drives Using optional external devicesStarting Computer Setup Computer Setup Bios and Advanced System DiagnosticsUsing Computer Setup Navigating and selecting in Computer SetupRestoring factory settings in Computer Setup Updating the Bios Bios Setup MenuUsing Advanced System Diagnostics Cleaning procedures Cleaning your computerCleaning products Cleaning the displayCleaning the TouchPad and keyboard Cleaning the sides and coverTraveling with the computer Page Quick troubleshooting TroubleshootingComputer is unable to start up Computer screen is blank Computer is on but is not respondingComputer is unusually warm Wireless network connection is not workingSome external devices are not working Bios IndexJacks
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mt40 Mobile specifications

The HP mt40 Mobile is a sleek and powerful laptop designed specifically for the rigorous demands of professionals who require portability without compromising on performance. This device is particularly suited for business users, offering a blend of advanced technology and user-friendly features that make it an excellent choice for on-the-go productivity.

One of the main features of the HP mt40 Mobile is its lightweight design, weighing approximately 3.5 pounds, which makes it easy to carry throughout the day. The laptop boasts a durable chassis that can withstand the rigors of daily travel, providing reliability for professionals who need a device that can keep up with their busy lifestyles.

Equipped with the latest AMD Ryzen processors, the mt40 delivers exceptional performance, enabling users to run demanding applications and multitask effortlessly. The integrated graphics ensure smooth visual performance, making it suitable for tasks ranging from document processing to light video editing. With up to 16GB of DDR4 RAM, users can enjoy improved responsiveness and the ability to handle multiple applications simultaneously without lag.

The HP mt40 Mobile features a Full HD display that offers vivid colors and sharp details, crucial for presentations and work-intensive tasks. With an anti-glare coating, users can work comfortably in various lighting conditions, reducing eye strain during long hours of use. The addition of touch screen capabilities on certain models enhances interactivity, allowing users to navigate easily and intuitively.

Connectivity is a priority in the HP mt40, which includes a range of ports, such as USB Type-C, USB 3.1, HDMI, and a headphone/microphone combo jack. This variety allows users to connect to various peripherals, external displays, and networks effortlessly. The laptop also supports Wi-Fi 6, ensuring fast and reliable wireless internet connectivity that is essential for remote work and collaboration.

Security features are paramount in the HP mt40 Mobile, with options such as a fingerprint reader and a Trusted Platform Module (TPM) 2.0 chip. These technologies provide robust protection for sensitive data, ensuring that users can work with peace of mind. The device also includes HP's innovative software solutions, such as HP Sure Start, which helps maintain the integrity of the BIOS against attacks.

In summary, the HP mt40 Mobile combines portability, performance, and advanced security features, making it an excellent choice for professionals seeking a reliable and efficient device for their mobile computing needs. With its powerful specifications and robust design, the mt40 Mobile stands out in the competitive landscape of business laptops, delivering the functionality and reliability that modern users demand.
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