LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services
Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS35F-05925.
Contents
About this documentation . . . . . . . . iii
Chapter 1. Meet your computer. . . . . 1
Front . . . . . . . . . . . . . . . . . . . . 1
Base . . . . . . . . . . . . . . . . . . . . 3
Left . . . . . . . . . . . . . . . . . . . . 4
Right . . . . . . . . . . . . . . . . . . . . 6
Rear . . . . . . . . . . . . . . . . . . . . 7
Bottom . . . . . . . . . . . . . . . . . . . 8
Features and specifications . . . . . . . . . . . 9
Statement on USB transfer rate . . . . . . . 10
Chapter 2. Get started with your
computer . . . . . . . . . . . . . . . . 11
Get started with Ubuntu desktop . . . . . . . . 11
Connect to networks. . . . . . . . . . . . . 11
Connect to the wired Ethernet . . . . . . . 11
Connect to Wi-Fi networks. . . . . . . . . 12
Interact with your computer . . . . . . . . . . 12
Use the keyboard shortcuts . . . . . . . . 13
Use the TrackPoint pointing device . . . . . 14
Use the trackpad with buttons . . . . . . . 16
Use the multi-touch screen . . . . . . . . 17
Use the Intelligent Cooling feature . . . . . . 19
Use multimedia . . . . . . . . . . . . . . . 20
Use audio . . . . . . . . . . . . . . . 20
Use the camera . . . . . . . . . . . . . 20
Connect to an external display . . . . . . . 20
Chapter 3. Explore your computer . . 23
Manage power . . . . . . . . . . . . . . . 23
Check the battery status and temperature. . . 23
Charge the battery . . . . . . . . . . . . 23
Maximize the battery life . . . . . . . . . 23
Set power button behaviors . . . . . . . . 23
Set the power plan . . . . . . . . . . . . 23
Transfer data . . . . . . . . . . . . . . . . 24
Connect to a Bluetooth-enabled device. . . . 24
Use an SD card or a smart card . . . . . . . 24
Airplane mode . . . . . . . . . . . . . . . 25
Purchase options . . . . . . . . . . . . . . 25
Chapter 4. Secure your computer
and information . . . . . . . . . . . . 27
Lock the computer . . . . . . . . . . . . . 27
Use passwords . . . . . . . . . . . . . . . 27
Password types . . . . . . . . . . . . . 27
Set, change, and remove a password . . . . 29
Use the fingerprint reader . . . . . . . . . . . 30
Chapter 5. Configure advanced
settings. . . . . . . . . . . . . . . . . 31
UEFI BIOS . . . . . . . . . . . . . . . . . 31
What is UEFI BIOS . . . . . . . . . . . . 31
Enter the UEFI BIOS menu. . . . . . . . . 31
Navigate in the UEFI BIOS interface . . . . . 31
Change the startup sequence . . . . . . . 31
Set the system date and time. . . . . . . . 32
Update UEFI BIOS . . . . . . . . . . . . 32
RAID . . . . . . . . . . . . . . . . . . . 32
What is RAID . . . . . . . . . . . . . . 32
Storage drive requirements for RAID levels . . 32
Enter the Intel RST configuration utility . . . . 33
Create RAID volumes. . . . . . . . . . . 33
Delete RAID volumes . . . . . . . . . . . 34
Reset storage drives to non-RAID . . . . . . 34
Rebuild RAID 1 volumes. . . . . . . . . . 34
Rebuild RAID 5 volumes. . . . . . . . . . 35
Install Windows 10 and drivers . . . . . . . . . 35
Emit infrared (IR) light. Normally the infrared light is invisible to the naked eyes.
1. Infrared (IR) LED*
2. Camera with IR function*
3. ThinkShutter*
4. MicrophonesCapture or record sound.
5. Camera*
6. Multi-touch screen*
Note: Do not block the IR light-emitting diode (LED). Otherwise, the IR function
might not work.
• Take pictures or record videos by using the Cheese application. The indicator
next to the camera is on when the camera is in use.
• IR camera support is currently limited in Linux. Make sure the regular camera is
selected if you see gray lines.
• If you use other apps that support photographing, video chatting, and video
conference, the camera starts automatically when you enable the camerarequired feature from the app.
Slide ThinkShutter to cover or uncover the camera lens. It is designed to protect
your privacy.
• Take pictures or record videos by using the Cheese application. The indicator
next to the camera is on when the camera is in use.
• If you use other apps that support photographing, video chatting, and video
conference, the camera starts automatically when you enable the camerarequired feature from the app.
Enable you to use your computer with simple touch gestures. See “Use the multitouch screen” on page 17.
When this indicator is blinking, the storage device of your computer is reading or
writing data. During this period, do not remove the storage device, or turn off the
computer.
To turn on or turn off the Device-access-status indicator:
1. Enter the UEFI BIOS menu. See “Enter the UEFI BIOS menu” on page 31.
2. Click Config ➙ Indicators control ➙ Wireless and Drive indicators.
When this indicator is on, you can connect the computer to a wireless network or
wireless device.
8. Wireless-status indicator
* for selected models
To turn on or turn off the Wireless-status indicator:
1. Enter the UEFI BIOS menu. See “Enter the UEFI BIOS menu” on page 31.
2. Click Config ➙ Indicators control ➙ Wireless and Drive indicators.
2
P53 User Guide
Base
1. Power button
Press to turn on the computer or put the computer to sleep mode.
To turn off the computer, select the system menu drop down in the top right, click
Power / Log Out, and then select Power off.
The indicator in the power button shows the system status of your computer.
• Blinking for three times: The computer is initially connected to power.
• On: The computer is on.
• Off: The computer is off or in hibernation mode.
• Blinking rapidly: The computer is entering sleep or hibernation mode.
• Blinking slowly: The computer is in sleep mode.
2. Numeric keypadQuickly input numbers.
3. Fingerprint reader
4. NFC label*
5. Trackpad with buttons
6. TrackPoint
7. SpeakersEnable you to experience high-quality sound.
®
pointing device
Log in to your computer with enrolled fingerprints. See “Use the fingerprint
reader” on page 30.
Your computer supports NFC (near field communication). You can share
information with another NFC-enabled device.
Note: The functionality is not supported in Linux.
Perform finger touch and all the functions of a traditional mouse. See “Use the
trackpad with buttons” on page 16.
Perform all the functions of a traditional mouse. See “Use the TrackPoint pointing
device” on page 14.
* for selected models
Chapter 1. Meet your computer3
Left
1. HDMI™ connector
2. Always On USB 3.1 connector
Gen 1
3. USB 3.1 connector Gen 1Connect a USB-compatible device, such as a USB keyboard, USB mouse, USB
Connect to a compatible digital audio device or video monitor, such as an HDTV.
The HDMI connector on your computer supports the HDMI 2.0 standard by
default. If you connect an external display to your computer through the HDMI
connector with an HDMI 1.4 cable, the external display might not work. In this
case, use a qualified HDMI 2.0 cable.
With the Always On USB feature enabled, the Always On USB 3.1 connector Gen
1 can charge a USB-compatible device when the computer is on, off, in sleep
mode, or in hibernation mode.
Notes:
• By default, Always On USB is enabled and Charge in Battery Mode is
disabled in UEFI BIOS.
• When the computer is off or in hibernation mode, and Charge in Battery Mode
is disabled in UEFI BIOS, ensure that you have connected the computer to ac
power.
To enable the Always On USB feature:
1. Enter the UEFI BIOS menu. See “Enter the UEFI BIOS menu” on page 31.
2. Click Config ➙ USB ➙ Always On USB to enable the Always On USB
feature.
storage device, or USB printer.
4P53 User Guide
4. SD-card slotSupported cards:
• MultiMediaCard (MMC)
• Secure Digital (SD) card
• Secure Digital eXtended-Capacity (SDXC) UHS-II card
• Secure Digital High-Capacity (SDHC) UHS-II card
Note: Your computer does not support the content protection for recordable
media (CPRM) feature for the SD card.
See “Use an SD card or a smart card” on page 24.
5. Smart-card slot*Use smart cards for authentication, data storage, and application processing.
Within large organizations, you might also use smart cards for strong security
authentication of single sign-on (SSO). See “Use an SD card or a smart card” on
page 24.
* for selected models
Chapter 1. Meet your computer5
Right
1. Audio connector
• Connect headphones with a 3.5-mm (0.14-inch) and 4-pole plug to listen to the
sound from the computer.
• Connect a headset with a 3.5-mm (0.14-inch) and 4-pole plug to listen to the
sound from the computer or talk with others.
2. USB-C™ connector (USB 3.1
Gen 1)
3. Nano-SIM-card slot*
4. Security-lock slot
* for selected models
Note: This connector does not support standalone external microphones.
• Charge USB-C compatible devices with the output voltage and current of 5 V
and 1.5 A.
• Transfer data at USB 3.1 speed, up to 5 Gbps.
• Connect to an external display:
– USB-C to VGA: 1920 x 1200 pixels, 60 Hz
– USB-C to DP: 3840 x 2160 pixels, 60 Hz
• Connect to USB-C accessories to help expand your computer functionality. To
purchase USB-C accessories, go to
Notes:
• When using USB-C dock or Thunderbolt™ 3 dock to expand your computer
functionality, ensure that your dock is connected to the Thunderbolt 3
connectors (USB-C) in the rear side of the computer.
• When the battery power is below 10%, the connected USB-C accessories
might not work correctly.
Use the Nano Subscriber Identity Module (SIM) card to connect to a wirelessWAN network.
Lock your computer to a desk, table, or other fixtures through a compatible
security cable lock. See “Lock the computer” on page 27.
https://www.lenovo.com/accessories.
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P53 User Guide
Rear
1. System status indicator
2. Ethernet connector
The indicator in the ThinkPad logo on the computer lid shows the system status of
your computer.
• Blinking for three times: The computer is initially connected to power.
• On: The computer is on.
• Off: The computer is off or in hibernation mode.
• Blinking rapidly: The computer is entering sleep or hibernation mode.
• Blinking slowly: The computer is in sleep mode.
Connect to a local area network (LAN). When the green indicator is on, the
computer is connected to a LAN. When the yellow indicator blinks, data is being
transmitted.
3. Thunderbolt 3 connectors
(USB-C)
4. Power connector
• Charge USB-C compatible devices:
– The output voltage and current: 5 V and 3 A (when only one device is
charged).
– The output voltage and current: 5 V and 3 A (for the first connected device
when two devices are charged).
– The output voltage and current: 5 V and 1.5 A (for the second connected
device when two devices are charged).
• Transfer data at Thunderbolt 3 speed, up to 40 Gbps.
• Connect to an external display:
– USB-C to VGA: 1920 x 1200 pixels, 60 Hz
– USB-C to DP: 3840 x 2160 pixels, 60 Hz
• Connect to USB-C accessories to help expand your computer functionality. To
purchase USB-C accessories, go to
Note: When the battery power is below 10%, the connected USB-C accessories
might not work correctly.
Connect to ac power through an ac power adapter.
https://www.lenovo.com/accessories.
Chapter 1. Meet your computer7
Bottom
1. Emergency-reset hole
If the computer stops responding and you cannot turn it off by pressing the power
button, reset your computer:
1. Disconnect your computer from ac power.
2. Insert a straightened paper clip into the hole to cut off power supply
temporarily.
3. Connect your computer to ac power and then turn on your computer.
2. Keyboard drainage holeDrain out liquid from your computer if you accidentally spill liquid on the keyboard.
8P53 User Guide
Features and specifications
• Width: 377.4 mm (14.86 inches)
• Depth: 252.3 mm (9.93 inches)
Dimensions
• Thickness:
– Non-touch models: 24.5 mm to 32.7 mm (0.96 inches to 1.29 inches)
– Touch models: 25.25 mm to 33.45 mm (0.99 inches to 1.32 inches)
Maximum heat output
(depending on the model)
Power source (ac power
adapter)
Microprocessor
Memory
Storage device
Display
Keyboard
• 170 W (580 Btu/hr)
• 230 W (786 Btu/hr)
• Sine-wave input at 50 Hz to 60 Hz
• Input rating of the ac power adapter: 100 V to 240 V ac, 50 Hz to 60 Hz
To view the microprocessor information of your computer, enter settings and click
About.
Double data rate 4 (DDR4) small outline dual in-line memory module (SODIMM),
up to 128 GB
• 2.5-inch form factor, 7-mm (0.28-inch) height storage drive*
®
• Intel
• M.2 solid-state drive*
• Brightness control
• Color display with In-Plane Switching (IPS) technology
• Display size: 396.2 mm (15.6 inches)
• Display resolution: 1920 x 1080 pixels or 3840 x 2160 pixels
• Multi-touch technology*
• Hybrid graphics
• Function keys
• Numeric keypad
• Six-row keyboard or six-row keyboard with backlight
• Trackpad with buttons
• TrackPoint pointing device
Optane™ memory*
Connectors and slots
• ac power connector
• Always On USB 3.1 connector Gen 1
• Audio connector
• Ethernet connector
• HDMI connector
• Nano-SIM-card slot*
• SD-card slot
• Smart-card slot*
• Two Thunderbolt 3 connectors (USB-C)
• USB-C connector (USB 3.1 Gen 1)
• USB 3.1 connector Gen 1
Chapter 1. Meet your computer9
Security features
Wireless features
• Fingerprint reader
• Password
• Security-lock slot
• ThinkShutter*
• Trusted Platform Module (TPM)*
• Bluetooth
• Global Positioning System (GPS) satellite receiver (available on models with
wireless WAN)*
• Near filed communication (NFC)*
• Wireless LAN
• Wireless WAN*
Others
• Camera*
• Microphones
* for selected models
Statement on USB transfer rate
Depending on many factors such as the processing capability of the host and peripheral devices, file
attributes, and other factors related to system configuration and operating environments, the actual transfer
rate using the various USB connectors on this device will vary and will be slower than the data rate listed
below for each corresponding device.
USB deviceData rate (Gbit/s)
3.2 Gen 1 / 3.1 Gen 1
3.2 Gen 2 / 3.1 Gen 2
3.2 Gen 2 × 2
5
10
20
10P53 User Guide
Chapter 2.Get started with your computer
Get started with Ubuntu desktop
Learn the basics of Ubuntu and start working with it right away. For more information about Ubuntu, see the
Ubuntu documentation site at
The Gnome desktop is installed by default and is designed to be simple and easy to use. Details on using
Gnome are available by launching the Help application or online at
• Use the super key (with the Windows logo) and type in the name of the application you want to launch.
• Open the Activities menu on the top left, select the Software application and select the application you
want to launch.
Launch settings
Select the system menu arrow on the top right and click on Settings.
Connect to networks
Your computer helps you connect to the world through a wired or wireless network.
Connect to the wired Ethernet
Connect your computer to a local network through the Ethernet connector on your computer with an
Ethernet cable.
Note: If the computer is connected to a supported docking station or dock, use the Ethernet connector on
the docking station or dock instead of the one on the computer.
1. Click the system menu arrow on the top right. A list of available wireless networks is displayed.
2. Select a network available for connection. Provide required information, if needed.
Interact with your computer
Your computer provides you various ways to navigate the screen.
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P53 User Guide
Use the keyboard shortcuts
The special keys on the keyboard help you work more easily and effectively.
1. Numeric keypadInput numbers quickly when the Numeric Lock indicator is on.
Open overview mode.
2. Super key
3. Caps Lock key
For information about using this key with other keys, see the Gnome help
information.
Switch the letter case between the upper case and lower case.
When the key indicator is on, you can type uppercase letters.
4. F1–F12 function keys
Invoke the special function printed as an icon on each key or standard function.
Note: Not all function keys are supported in Linux.
Switch the function of the F1–F12 keys between the standard function and special
function printed as an icon on each key.
When the Fn Lock indicator is on:
• Press F1-F12 to use the standard function.
• Press Fn+F1-F12 to use the special function.
When the Fn Lock indicator is off:
• Press Fn+F1-F12 to use the standard function.
• Press F1-F12 to use the special function.
Mute or unmute the speakers.
When the key indicator is on, the speakers are muted.
If you mute the speakers and turn off your computer, the speakers remain muted
when you turn on your computer.
Decrease the speaker volume.
Increase the speaker volume.
Chapter 2. Get started with your computer13
Mute or unmute the microphones.
When the key indicator is on, the microphones are muted.
Darken the computer display.
Brighten the computer display.
Manage external displays.
Enable or disable the built-in wireless features.
Open the Settings window.
Enable or disable the built-in Bluetooth features.
Open a keyboard setting page.
Note: The function key is not supported in Linux.
Fn+Spacebar
Fn+B
Fn+K
Fn+P
Fn+S
Fn+4
Fn+Left arrow keyEqual the Home key.
Fn+Right arrow keyEqual the End key.
Fn+D
Fn+L
Fn+M
Fn+H
Switch between different keyboard backlight statuses if your computer supports
keyboard backlight.
Equal the Break key on a conventional external keyboard.
Equal the ScrLK or Scroll Lock key on a conventional external keyboard.
Equal the Pause key on a conventional external keyboard.
Equal the SysRq key on a conventional external keyboard.
Put the computer to sleep mode. To wake up the computer, press Fn or the power
button.
Toggle e-privacy mode on supported platforms.
Quiet mode: low power usage, temperature and fan speed
Balance mode: medium power usage and temperatures
Performance mode (Not available on lap): higher power usage and temperatures.
Use the TrackPoint pointing device
The TrackPoint pointing device enables you to perform all the functions of a traditional mouse, such as
pointing, clicking, and scrolling.
14
P53 User Guide
Use the TrackPoint pointing device
1. Pointing stick
Use your index finger or middle finger to apply pressure to the pointing-stick nonslip cap in any direction
parallel to the keyboard. The pointer on the screen moves accordingly but the pointing stick itself does not
move. The higher the pressure applied, the faster the pointer moves.
2. Left-click button
Press to select or open an item.
3. Right-click button
Press to display a shortcut menu.
4. Middle button
Press and hold the dotted middle button while applying pressure to the pointing stick in the vertical or
horizontal direction. Then, you can scroll through the document, Web site, or apps.
Replace the pointing-stick nonslip cap
Note: Ensure that the new cap has grooves
a .
Chapter 2. Get started with your computer15
Use the trackpad with buttons
The entire surface of the trackpad with buttons is sensitive to finger touch and movement. You can use the
trackpad with buttons to perform all the pointing, clicking, and scrolling functions of a traditional mouse.
Use the trackpad with buttons
Slide one finger across the surface of the trackpad 1 to move the pointer on the screen accordingly. The
functions of the right-click button
2 , middle-click button 3 , and left-click button 4 correspond to those of
the right, middle, and left button on a traditional mouse.
Use the touch gestures
Tap
Tap anywhere on the trackpad with one finger to select or open an
item.
Two-finger tap
Tap anywhere on the trackpad with two fingers to display a shortcut
menu.
Two-finger scroll
Put two fingers on the trackpad and move them in the vertical or
horizontal direction. This action enables you to scroll through the
document, Web site, or apps.
16P53 User Guide
Two-finger zoom out
Put two fingers on the trackpad and move them closer together to
zoom out.
Two-finger zoom in
Put two fingers on the trackpad and move them farther apart to zoom
in.
Swipe three fingers up
Put three fingers on the trackpad and move them up to open the task
view to see all your open windows.
Swipe three fingers down
Put three fingers on the trackpad and move them down to show the
desktop.
Notes:
• When using two or more fingers, ensure that you position your fingers slightly apart.
• Some gestures are not available if the last action was done from the TrackPoint pointing device.
• Some gestures are only available when you are using certain apps.
• If the trackpad surface is stained with oil, turn off the computer first. Then, gently wipe the trackpad
surface with a soft and lint-free cloth moistened with lukewarm water or computer cleaner.
For more gestures, see the help information of the pointing device.
Use the multi-touch screen
If your computer display supports the multi-touch function, you can navigate the screen with simple touch
gestures.
Note: Some gestures might not be available depending on the app you use.
Chapter 2. Get started with your computer17
Tap once
• From the Start menu: Open an app or item.
• From the desktop: Select an app or item.
• In an open app: Perform an action such as Copy, Save, and
Delete, depending on the app.
Tap twice quickly
Open an app or item from the desktop.
Tap and hold
Open a shortcut menu.
Slide
Scroll through items, such as lists, pages, and photos.
Drag an item to the location you want
Move an object.
Move two fingers closer together
Zoom out.
Move two fingers farther apart
Zoom in.
18P53 User Guide
Swipe in from the right edge
Open the action center to see your notifications and quick actions.
Swipe in from the left edge
View all your open windows in task view.
• Swipe downwards shortly from the top edge (for full-screened
app or when your computer is in the tablet mode)
Show a hidden title bar.
• Swipe in from the top edge to the bottom edge (when your
computer is in the tablet mode)
Close the current app.
Tips
• Turn off the computer before cleaning the multi-touch screen.
• Use a dry, soft, and lint-free cloth or a piece of absorbent cotton to remove fingerprints or dust from the
multi-touch screen. Do not apply solvents to the cloth.
• The multi-touch screen is a glass panel covered with a plastic film. Do not apply pressure or place any
metallic object on the screen, which might damage the touch panel or cause it to malfunction.
• Do not use fingernails, gloved fingers, or inanimate objects for input on the screen.
• Regularly calibrate the accuracy of the finger input to avoid a discrepancy.
Use the Intelligent Cooling feature
The Intelligent Cooling feature enables your computer to work in the following three modes:
• Quiet mode
• Balanced mode
• Performance mode
: the quietest fan noise
: balanced performance and fan noise
: the highest performance and normal fan noise
on ac poweron battery power
To select the preferred mode, use the function keys: Fn+L for the quiet mode, Fn+M for the balanced mode,
Fn+H for the performance mode.
Chapter 2. Get started with your computer19
Note: Performance mode is only available when the laptop is in desk mode to meet temperature safety
standards. If you have the computer on your lap it will automatically switch from performance mode to
balanced mode.
Use multimedia
Use your computer for business or entertainment with the built-in components (camera, speakers, and audio
features) or connected external devices (an external projector, monitor, and HDTV).
Use audio
To enhance your audio experience, connect speakers, headphones, or a headset with a 3.5-mm (0.14-inch),
4-pole plug to the audio connector.
Adjust the speaker volume
Press
Change the sound settings
1. Go to the system menu drop down box on the top right and select settings.
2. Click Sound.
3. Change the settings as you prefer.
to increase the speaker volume or press to decrease the speaker volume.
Use the camera
You can use the built-in camera to take photos or record videos. The indicator next to the camera turns on
when the camera is in use.
To take photos or record videos:
1. If your computer is equipped with a ThinkShutter, slide ThinkShutter to the right to uncover the camera
lens.
2. Open the Cheese application.
3. To take photos, click the camera icon. If you want to record videos, click the video icon to switch to
video mode.
If you use other programs that provide features such as photographing, video capturing, and video
conference, the camera starts automatically when you enable the camera-required feature.
Connect to an external display
Connect your computer to a projector or a monitor to give presentations or expand your workspace.
Supported resolution
The following table lists the supported maximum resolution of the external display.
Connect the external display toSupported resolution
the USB-C connector
the Thunderbolt 3 connector (USB-C)Up to 5120 x 2880 / 60 Hz
the HDMI connector
20P53 User Guide
Up to 5120 x 2880 / 60 Hz
Up to 3840 x 2160 / 60 Hz
Set the display mode
Press
or and then select a display mode of your preference.
• Built-in Only: Displays the video output only on your computer screen.
• Mirror: Displays the same video output on both your computer screen and an external display.
• Join Displays: Extends the video output from your computer display to an external display. You can drag
and move items between the two displays.
• External Only: Displays the video output only on an external display.
Change display settings
1. Right-click a blank area on the desktop and select Display settings.
2. Select the display that you want to configure.
3. Change display settings of your preference.
You can change the settings for both the computer display and the external display. For example, you can
define which one is the main display and which one is the secondary display. You also can change the
resolution and orientation.
Note: If you set a higher resolution for the computer display than the external display, only part of the screen
can be displayed on the external display.
Chapter 2. Get started with your computer21
22P53 User Guide
Chapter 3.Explore your computer
Manage power
Use the information in this section to achieve the best balance between performance and power efficiency.
Check the battery status and temperature
Check the battery status
The battery status icon
battery status, view the current power plan, change the power mode, and access battery settings quickly.
Charge the battery
When the battery power is low, charge your battery by connecting your computer to ac power.
The battery is fully charged in about four to eight hours. If the power adapter shipped with your computer
supports the rapid charge function, the battery is 80% charged in about one hour when the computer is
turned off. The actual charging time depends on the battery size, the physical environment, and whether you
are using the computer.
Battery charging is also affected by the battery temperature. The recommended battery temperature range
for charging the battery is between 10°C (50°F) and 35°C (95°F).
or is in the system menu notification area. You can click the icon to check the
Note: To maximize the life of the battery, once the battery is fully charged, it must discharge to 94% or lower
before it will be allowed to recharge again.
Maximize the battery life
• Lower the brightness of the computer display.
• Turn off the wireless features when not in use.
• Use the battery until the charge is depleted.
• Recharge the battery completely before using it.
Set power button behaviors
You can define what the power button does according to your preference. For example, by pressing the
power button, you can turn off the computer or put the computer to sleep or hibernation mode.
To change what the power button does:
1. Click on the battery symbol in the system menu drop down box and select Power Settings.
2. Under Suspend & Power Button use the Power Button Action as you prefer.
Set the power plan
For ENERGY STAR® compliant computers, the following power plan takes effect when your computers have
been idle for a specified duration:
Table 1. Default power plan (when plugged into ac power)
• Turn off the display: After 5 minutes
• Put the computer to sleep: After 20 minutes
To reset the power plan to achieve the best balance between performance and power saving:
1. Click on the battery symbol in the system menu drop down box and select Power Settings.
2. Choose or customize a power plan of your preference.
Transfer data
Quickly share your files using the built-in Bluetooth or NFC technology among devices with the same
features. You also can insert a media card or smart card to transfer data.
Connect to a Bluetooth-enabled device
You can connect all types of Bluetooth-enabled devices to your computer, such as a keyboard, a mouse, a
smartphone, or speakers. To ensure the connection is successful, place the devices 10 meters (33 feet), at
most, from the computer.
1. Turn on Bluetooth on the computer.
• Click the system menu drop down (top right) and choose Settings.
• Choose the Bluetooth menu and enable Bluetooth with the toggle button at the top.
2. Any discoverable devices will be shown in the Devices list.
3. Select a Bluetooth device, and then follow the on-screen instructions.
Your Bluetooth-enabled device and computer will automatically connect the next time if the two devices are
in range of each other with Bluetooth turned on. You can use Bluetooth for data transfer or remote control
and communication.
Use an SD card or a smart card
Your computer has an SD-card slot. Depending on the model, your computer might also have a smart-card
slot.
Supported smart card
Supported smart card specifications: 85.60 mm (3.37 inches) x 53.98 mm (2.13 inches)
Attention: Smart cards with slits are not supported. Do not insert such a smart card into the smart-card
reader of your computer. Otherwise, the reader might get damaged.
Install the card
1. Locate the card slot.
24
P53 User Guide
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