ASUS Desktop PC K20CD/A20CD/F20CD User Guide
E12375 Second Edition December 2016 Copyright © 2016 ASUSTeK Computer Inc. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK Computer Inc. (“ASUS”).
Contents Notices ................................................................................................................................................. 4 Safety information............................................................................................................................ 7 Conventions used in this guide................................................................................................... 8 Where to find more information........................................
Notices ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components, as well as the packaging materials. Please go to http://csr.asus.com/english/Takeback.htm for the detailed recycling information in different regions.
IC: Canadian Compliance Statement Complies with the Canadian ICES-003 Class B specifications. This device complies with RSS 210 of Industry Canada. This Class B device meets all the requirements of the Canadian interferencecausing equipment regulations. This device complies with Industry Canada license exempt RSS standard(s).
RF Equipment Notices CE: European Community Compliance Statement The equipment complies with the RF Exposure Requirement 1999/519/EC, Council Recommendation of 12 July 1999 on the limitation of exposure of the general public to electromagnetic fields (0–300 GHz). This wireless device complies with the R&TTE Directive. Wireless Radio Use This device is restricted to indoor use when operating in the 5.15 to 5.25 GHz frequency band.
Safety information Disconnect the AC power and peripherals before cleaning. Wipe the Desktop PC using a clean cellulose sponge or chamois cloth dampened with solution of nonabrasive detergent and a few drops of warm water then remove any extra moisture with a dry cloth. • DO NOT place on uneven or unstable work surfaces. Seek servicing if the casing has been damaged. • DO NOT expose to dirty or dusty environments. DO NOT operate during a gas leak.
Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this guide. DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components when trying to complete a task. IMPORTANT: Instructions that you MUST follow to complete a task. NOTE: Tips and additional information to help you complete a task.
Package contents ASUS Desktop PC Keyboard x1 Mouse x1 Power cord x1 Installation Guide Power adapter x1 Installation Guide x1 Warranty Card x1 DVD/SDVD/RDVD x1 (optional) • If any of the above items is damaged or missing, contact your retailer. • The illustrated items above are for reference only. Actual product specifications may vary with different models.
Chapter 1 Getting started Welcome! Thank you for purchasing the ASUS Desktop PC! The ASUS Desktop PC provides cutting-edge performance, uncompromised reliability, and usercentric utilities. All these values are encapsulated in a stunningly futuristic and stylish system casing. Read the ASUS Warranty Card before setting up your ASUS Desktop PC. Getting to know your computer Illustrations are for reference only. The ports, their locations and the chassis color vary with different models.
Front panel ENGLISH USB 3.1 Gen 1 port. This port connects to a USB 3.1 Gen 1 device such as a mouse, printer, scanner, camera, PDA, and others. • DO NOT connect a keyboard / mouse to the USB 3.1 Gen 1 port when installing a Windows® operating system. • Due to USB 3.1 Gen 1 controller limitations, USB 3.1 Gen 1 devices can only be used under a Windows® OS environment and after the USB 3.1 Gen 1 driver installation. • USB 3.1 Gen 1 devices can only be used for data storage.
ENGLISH Rear panel Line In port (light blue). This port connects to a tape, CD, DVD player, or other audio sources. Line Out port (lime). This port connects to a headphone or speaker. In a 4.1, 5.1 or 7.1-channel configuration, the function of this port becomes Front Speaker Out. Supported by ASUS Audio Wizard. Microphone port (pink). This port connects to a microphone. Refer to the audio configuration table for the function of the audio ports in a 2.1, 4.1, 5.1 or 7.1-channel configuration. Audio 2.
ENGLISH USB 2.0 ports. These Universal Serial Bus 2.0 (USB 2.0) ports connect to USB 2.0 devices such as a mouse, printer, scanner, camera, PDA, and others. USB 3.1 Gen 1 ports. These ports connect to USB 3.1 Gen 1 devices such as a mouse, printer, scanner, camera, PDA, and others. • DO NOT connect a keyboard / mouse to the USB 3.1 Gen 1 port when installing a Windows® operating system. • Due to USB 3.1 Gen 1 controller limitations, USB 3.
Setting up your computer This section guides you through connecting the main hardware devices, such as the external monitor, keyboard, mouse, and power adapter to your computer. ENGLISH Connecting an external monitor Using the ASUS Graphics Card (on selected models only) Connect your monitor to the display output port on the discrete ASUS Graphics Card. To connect an external monitor using the ASUS Graphics Card: 1. Connect a monitor to a display output port on the ASUS Graphics Card. 2.
Using the onboard monitor output ports ENGLISH Connect your monitor to the onboard display output port. To connect an external monitor using the onboard display output ports: 1. Connect a VGA monitor to the VGA port, or a DVI-D monitor to the DVI-D port, or an HDMI monitor to the HDMI port on the rear panel of your computer. 2. Plug the monitor to your desktop PC. If your computer comes with an ASUS Graphics Card, the graphics card is set as the primary display device in the BIOS.
Connecting a USB keyboard and a USB mouse ENGLISH Connect a USB keyboard and a USB mouse to the USB ports on the rear panel of your computer. ` Connect your USB keyboard and USB mouse to the USB 2.0 ports. Connecting the power cord Connect one end of the power cord to the power connector on the rear panel of your computer and the other end to a power source.
Turning your computer ON This section describes how to turn on your computer after setting up your computer. ENGLISH Turning your computer ON To turn your computer ON: 1. Turn your monitor ON. 2. Press the power button on your computer. 3. Wait until the operating system loads automatically.
Chapter 2 ENGLISH Connecting devices to your computer Connecting a USB storage device This desktop PC provides USB 2.0 and USB 3.1 Gen 1 ports on the front and rear panels. The USB ports allow you to connect USB devices such as storage devices. To connect a USB storage device: • Insert the USB storage device to your computer. Rear panel Front panel Removing a USB storage device To remove a USB storage device: , then click from the Windows taskbar on your computer, then click Eject. 1. Click 2.
Connecting microphone and speakers ENGLISH This desktop PC comes with microphone ports and speaker ports on both the front and rear panels. The audio I/O ports located on the rear panel allow you to connect 2.1-channel, 4.1-channel, and 5.1-channel stereo speakers. Connecting Headphone and Mic Connecting 2.
ENGLISH Connecting 4.1-channel Speakers Connecting 5.
Connecting 7.
Connecting multiple external displays ENGLISH Your desktop PC may come with VGA, HDMI, or DVI ports and allows you to connect multiple external displays. When a graphics card is installed in your computer, connect the monitors on the output ports of the graphics card. Setting up multiple displays When using multiple monitors, you are allowed to set display modes. You can use the additional monitor as a duplicate of your main display, or as an extension to enlarge your Windows desktop.
Connecting an HDTV Connect a High Definition TV (HDTV) to the HDMI port of your computer. ENGLISH • You need an HDMI cable to connect the HDTV and the computer. The HDMI cable is purchased separately. • To get the best display performance, ensure that your HDMI cable is less than 15 meters.
Chapter 3 ENGLISH Using your computer Proper posture when using your Desktop PC When using your Desktop PC, maintaining the proper posture is necessary to prevent strain to your wrists, hands, and other joints or muscles. This section provides you with tips on avoiding physical discomfort and possible injury while using and fully enjoying your Desktop PC.
Using the memory card reader ENGLISH Digital cameras and other digital imaging devices use memory cards to store digital picture or media files. The built-in memory card reader on the front panel of your system allows you to read from and write to different memory card drives. To use the memory card: 1. Insert the memory card into the card slot. • A memory card is keyed so that it fits in only one direction. DO NOT force a card into a slot to avoid damaging the card.
ENGLISH Using the optical drive Inserting an optical disc To insert an optical disc: 1. While your system is on, press the eject button to open the tray. 2. Place the disc on the optical drive with the label side outward if the desktop is positioned vertically and the label side up if the desktop is positioned horizontally. 3. Push the tray gently to close it. 4. Select a program from the AutoPlay window to access your files.
ENGLISH 28 Chapter 3: Using your computer
Chapter 4 ENGLISH Connecting to the Internet Wired connection Use an RJ-45 cable to connect your computer to a DSL/cable modem or a local area network (LAN). Connecting via a DSL/cable modem To connect via a DSL/cable modem: 1. Set up your DSL/cable modem. Refer to the documentation that came with your DSL/cable modem. 2. Connect one end of an RJ-45 cable to the LAN (RJ-45) port on the rear panel of your computer and the other end to a DSL/cable modem. Modem RJ-45 cable 3.
Connecting via a local area network (LAN) ENGLISH To connect via a LAN: 1. Connect one end of an RJ-45 cable to the LAN (RJ-45) port on the rear panel of your computer and the other end to your LAN. LAN RJ-45 cable 2. Turn on your computer. 3. Configure the necessary Internet connection settings. • Contact your network administrator for details or assistance in setting up your Internet connection.
Configuring a dynamic IP/PPPoE network connection To configure a dynamic IP/PPPoE network connection: Launch Network and Sharing Center in either of these two ways: a) From the taskbar, right-click ENGLISH 1. , then click Open Network and Sharing Center. b) From the Start menu, click Settings > Network & Internet > Ethernet > Network and Sharing Center. 2. From the Open Network and Sharing Center screen, click Change Adapter settings. 3. Right-click on your LAN and select Properties. 4.
Return to the Network and Sharing Center and then click Set up a new connection or network. 8. Select Connect to the Internet and click Next. 9. Select Broadband (PPPoE) and click Next. 10. Follow the next onscreen instructions to complete the setup. ENGLISH 7. Configuring a static IP network connection To configure a static IP network connection: 32 1. Repeat steps 1 to 4 of the previous section. 2 Click Use the following IP address. 3.
Chapter 5 ENGLISH Troubleshooting Troubleshooting This chapter presents some problems you might encounter and the possible solutions. ? ? My computer cannot be powered on and the power LED on the front panel does not light up. • Check if your computer is properly connected. • Check if the wall outlet is functioning. • Check if the Power Supply Unit is switched on. Refer to the section Turning your computer ON in Chapter 1. My computer hangs.
? The arrow keys on the number key pad are not working. ENGLISH Check if the Number Lock LED is off. When the Number Lock LED is on, the keys on the number key pad are used to input numbers only. Press the Number Lock key to turn the LED off if you want to use the arrow keys on the number key pad. ? ? ? 34 No display on the monitor. • Check if the monitor is powered on. • Ensure that your monitor is properly connected to the video output port on your computer.
? I want to restore or undo changes to my computer’s system settings without affecting my personal files or data. ? The picture on the HDTV is distorted. • It is caused by the different resolutions of your monitor and your HDTV. Adjust the screen resolution to fit your HDTV. To change the screen resolution: • ? ? From the Start menu, click Settings > System > Display. My speakers produce no sound.
Power ENGLISH Problem No power (The power indicator is off) Possible Cause Action Incorrect power voltage • Set your computer’s power voltage switch to your area’s power requirements. • Adjust the voltage settings. Ensure that the power cord is unplugged from the power outlet. Your computer is not turned on. Press the power key on the front panel to ensure that your computer is turned on. Your computer’s power cord is not properly connected.
Problem Cannot access the Internet Possible Cause Action The LAN cable is not connected. Connect the LAN cable to your computer. LAN cable problems Ensure the LAN LED is on. If not, try another LAN cable. If it still does not work, contact the ASUS service center. Your computer is not properly connected to a router or hub. Ensure that your computer is properly connected to a router or hub. Network settings Contact your Internet Service Provider (ISP) for the correct LAN settings.
System ENGLISH Problem System speed is too slow The system often hangs or freezes. 38 Possible Cause Action Too many programs are running. Close some of the programs. Computer virus attack • Use an anti-virus software to scan for viruses and repair your computer. • Reinstall the operating system. Hard disk drive failure • Send the damaged hard disk drive to ASUS Service Center for servicing. • Replace with a new hard disk drive.
Problem Too noisy right after turning on the computer. Possible Cause Action Your computer is booting up. It is normal. The fan runs on its full speed when the computer is powering on. The fan slows down after entering the OS. The BIOS settings have been changed. Restore the BIOS to its default settings. Old BIOS version Update the BIOS to the latest version. Visit the ASUS Support site at http:// support.asus.com to download the latest BIOS versions. The CPU fan has been replaced.
ENGLISH 40 Chapter 5: Troubleshooting
ASUS Desktop PC Windows® 10 User Manual Appendix Windows® 10 User Manual E10435 First Edition May 2015 Copyright © ASUSTeK Computer Inc.
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Starting for the first time ENGLISH When you start your computer for the first time, a series of screens appear to guide you in configuring the basic settings of your Windows® 10 operating system. To start your Desktop PC for the first time: 1. Press the power button on your Desktop PC. Wait for a few minutes until the setup screen appears. 2. From the setup screen, pick your region and language that you want to use on your desktop PC. 3. Carefully read the License Terms, then tap I Accept. 4.
Using the Windows® 10 UI ENGLISH The Windows® 10 User Interface (UI) includes the favorite Start menu and the tiled-formatted Start screen. It includes the following features you can use while working on your Desktop PC.
Start screen ENGLISH The Start screen , which appears together with the Start menu, helps organize all the apps you need in just one place. The apps on the Start screen are displayed on tiled-format for easy access. Some apps require signing in to your Microsoft account before they are fully launched. Click to restore the Start screen Moving apps on the Start screen You can move apps from the Start screen simply through dragging and dropping the app to your preferred location.
Taskbar ENGLISH Windows® 10 comes with the standard taskbar, which keeps all your currently running apps or items in the background. Unpinning apps from the taskbar 1. From the Start screen or taskbar, right-click the app you want to unpin. 2. Click Unpin from Start or Unpin this program from taskbar to remove the app from the Start screen or taskbar. Using the Task View When you have several running apps, you can click running apps, and click on an app or item to launch it.
Snap feature ENGLISH The Snap feature displays about four apps or more in one screen, allowing you to work or switch among apps. Using Snap Use your Desktop PC’s mouse or keyboard to activate Snap onscreen. Using your mouse a) Launch an app, then drag and release on a screen corner to snap it in place. b) Snap another app to your preferred location on the screen. Using your keyboard a) Launch an app, press snap the app in place.
Keyboard shortcuts ENGLISH Using your keyboard, you can also use the following shortcuts to help you launch apps and navigate Windows® 10.
Launches the magnifier and zooms in your screen. + <+> + ENGLISH Zooms out your screen. + <-> Opens the Narrator Settings. Removing everything and reinstalling Windows® 10 Restoring your PC to its original factory settings can be done using the Remove everything and reinstall options in PC Settings. Refer to the steps below to use this option. Back up all your data before using this option. This process may take a while to complete. 1.
ASUS contact information ASUS contact information ENGLISH ASUSTeK COMPUTER INC. Address Telephone Fax E-mail Web site 15 Li-Te Road, Peitou, Taipei, Taiwan 11259 +886-2-2894-3447 +886-2-2890-7798 info@asus.com.tw www.asus.com.tw Technical Support Telephone Online support +86-21-38429911 support.asus.com ASUS COMPUTER INTERNATIONAL (America) Address Telephone Fax Web site 800 Corporate Way, Fremont, CA 94539, USA +1-510-739-3777 +1-510-608-4555 usa.asus.
