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C1221Q/C2221Q/
C2221HE Series
LCD Monitor
User Guide

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Table of Contents
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Summary of Contents for Asus C1221Q Series

  • Page 1 C1221Q/C2221Q/ C2221HE Series LCD Monitor User Guide...
  • Page 2 Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
  • Page 3: Table Of Contents

    Contents Contents ...................... iii Notices ......................iv Safety information ..................vi Care & Cleaning ..................vii Takeback Services ..................viii TCO certified ....................ix Chapter 1: Product introduction Welcome! ..................1-1 Package contents ................. 1-1 Monitor introduction ..............1-2 1.3.1 Front view ...............
  • Page 4: Notices

    All ASUS products with the ENERGY STAR logo comply with the ENERGY STAR standard, and the power management feature is enabled by default. The monitor and computer are automatically set to sleep after 10 and 30 minutes of user inactivity.
  • Page 5 NOTE: Energy Star is NOT supported on FreeDOS and Linux-based operating system. Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications.
  • Page 6: Safety Information

    Safety information • Before setting up the monitor, carefully read all the documentation that came with the package. • To prevent fire or shock hazard, never expose the monitor to rain or moisture. • Never try to open the monitor cabinet. The dangerous high voltages inside the monitor may result in serious physical injury.
  • Page 7: Care & Cleaning

    Care & Cleaning • Before you lift or reposition your monitor, it is better to disconnect the cables and power cord. Follow the correct lifting techniques when positioning the monitor. When lifting or carrying the monitor, grasp the edges of the monitor. Do not lift the display by the stand or the cord.
  • Page 8: Takeback Services

    These documents are not part of the standard package. 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 our customers to be able to responsibly recycle our products, batteries and other components as well as the packaging materials.
  • Page 9: Tco Certified

    TCO certified A third-party certification according to ISO 14024 Toward sustainable IT products Say hello to a more sustainable product IT products are associated with a wide range of sustainability risks throughout their life cycle. Human rights violations are common in the factories.
  • Page 11: Welcome

    Thank you for purchasing the ASUS LCD monitor! The latest widescreen LCD monitor from ASUS provides a broader, brighter and crystal-clear display, plus a host of features that enhance your viewing experience. With these features, you can enjoy the convenience and delightful visual...
  • Page 12: Monitor Introduction

    Monitor introduction 1.3.1 Front view C2221Q/C2221HE C1221QSB Menu Menu Close Close Input Select Input Select Brightness Brightness Blue Light Filter Blue Light Filter Power button/power indicator • Turns the monitor on/off. • The color definition of the power indicator is as the below table. Status Description White...
  • Page 13: Back View

    VGA port. This 15-pin port is for PC VGA connection. USB 2.0 upstream port. This port is for connection with a USB upstream cable. The connection enables the USB ports on the monitor. ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 14 USB 2.0 downstream ports. These ports are for connection with USB devices, such as USB keyboard/mouse, USB flash drive, etc. Kensington lock slot. 10. Control buttons. Chapter 1: Product introduction...
  • Page 15: Assembling The Monitor Arm/Base

    We recommend that you cover the table surface with soft cloth to prevent damage to the monitor. C2221Q/C2221HE C1221QSB 180° Base screw size: M6 x 16.5 mm. ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 16: Detaching The Arm/Base (For Vesa Wall Mount)

    Detaching the arm/base (for VESA wall mount) The detachable arm/base of this monitor is specially designed for VESA wall mount. To detach the arm/base: C2221Q/ C2221HE Have the front of the monitor face down on a table. Remove the rubbers in the four screw holes. (Figure 1) Remove the base (Figure 2).
  • Page 17 • The VESA wall mount kit (100 x 100 mm) is purchased separately. • Use only the UL Listed Wall Mount Bracket with minimum weight/load 22.7kg (Screw size: M4 x 10 mm) ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 18: Adjusting The Monitor

    Adjusting the monitor • For optimal viewing, we recommend that you look at the full face of the monitor, then adjust the monitor to the angle that is most comfortable for you. • Hold the stand to prevent the monitor from falling when you change its angle. •...
  • Page 19: Connecting The Cables

    • To use the earphone: connect the end with plug type to the monitor’s earphone jack when an HDMI/DP signal is fed. ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 20: Turning On The Monitor

    • To use the USB 2.0 ports (C1221QSB only): Take an USB 2.0 cable, and plug the smaller end (type B) of the USB upstream cable to the monitor’s USB upstream port, and the larger end (type A) to your computer’s USB 2.0 port. Make sure your computer is installed with the lastest Windows 7/Windows 8.1/ Windows 10 operating system.
  • Page 21: Osd (On-Screen Display) Menu

    N ig h t V i e w M o d e s R G B M o d e R e a d i n g M o d e D a r k r o o m M o d e ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 22 In the Reading mode, the following function(s) are not user-configurable: Contrast, Saturation, Color Temp., Skin Tone, Sharpness, ASCR. Eye Care In this function, you can adjust settings to better protect your eyes. ASUS C1221QSB Eye Care Standard Mode HDMI 1920 x 1080 @ 60Hz...
  • Page 23 0 to 100. • This function is not available when sRGB Mode is selected in the Splendid menu. • This function is not available when Reddish or Yellowish is selected in the Skin Tone menu. ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 24 Color Set a desired color setting from this menu. ASUS C1221QSB Color Standard Mode HDMI 1920 x 1080 @ 60Hz B r ig h t n e s s Co n t r a s t S a t u r a t io n Co l o r T e m p .
  • Page 25 VividPixel: Enhances the outline of the displayed picture and generates high-quality images on screen. • ASCR: Turns on/off the ASCR (ASUS Smart Contrast Ratio) function. • AMD FreeSync (DisplayPort and HDMI only): Allows an AMD FreeSync supported* graphics source to dynamically adjust display refresh rate based on typical content frame rates for power efficient, virtually stutter free and low-latency display update.
  • Page 26 • Source: decides the monitor sound comes from which source. Input Select In this function, you can select your desired input source. ASUS C1221QSB Input Select Standard Mode HDMI 1920 x 1080 @ 60Hz V GA HDM I System Setup Allows you to adjust the system.
  • Page 27 Photo: The various real photo sizes displayed provides photographers and other users to accurately view and edit their photos in real size on the screen. Photo 4x6, 3x5, 2x2 • ECO Mode: reduces power consumption. ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 28 • All Reset: “Yes” allows you to restore the default settings. Shortcut Defines the functions for Shortcut 1 and 2 buttons. ASUS C1221QSB Shortcut Standard Mode HDMI 1920 x 1080 @ 60Hz S h o r tc u t 1 S h o r tc u t 2 •...
  • Page 29: Specifications Summary

    C1221QSB: 0~130 mm C2221Q/ C2221HE: No Kensington lock AC input voltage AC: 100~240V Power consumption Power On: < 12 W** (Typ.), Standby: < 0.5 W (Typ.), Power Off: < 0.3 W Temperature (Operating) 0˚C~40˚C ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor...
  • Page 30 Temperature (Non-operating) -20˚C~+60˚C Dimension (W x H x D) C1221QSB: 490 x 423 x 211 mm (with stand, highest) 490 x 312 x 211 mm (with stand, lowest) 490 x 298 x 53 mm (without stand) 590 x 372 x 210 mm (package) C2221Q/ C2221HE: 490 x 363 x 199 mm (with stand) 490 x 298 x 53 mm (without stand)
  • Page 31: Outline Dimensions

    Outline dimensions C2221Q/ C2221HE 62.47 [2.46] 66.93 [2.64] 133.89 [5.27] 23.41 [0.92] 65.43 [2.58] 6.79 [0.27] 267.79[10.54]-Active-Area 199.45 [7.85] 298.00 [11.73] 363.42 [14.31] 64.49 [2.54] 117.00 [4.61] 100.00 [3.94] ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor 3-11...
  • Page 32 C1221QSB 118.41 [4.66] 181.19 [7.13] 133.89 [5.27] 23.41 [0.92] 125.21 [4.93] 6.79 [0.27] 267.79[10.54]-Active-Area 211.41 [8.32] 298.00 [11.73] 423.20 [16.66] 124.27 [4.89] 130.00 [5.12] 296.17 [11.66] 312.39 [12.30] 3-12 Chapter 3: OSD (On-Screen Display) menu...
  • Page 33: Troubleshooting (Faq)

    • Perform All Reset via OSD. • Adjust the R/G/B color settings or select the Color Temperature via OSD. Screen image is blurry or fuzzy • Adjust the Phase and Clock settings via OSD. ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor 3-13...
  • Page 34: Supported Operating Modes

    Supported operating modes Resolution Frequency Horizontal Vertical Frequency Pixel.(MHz) Frequency (KHz) (Hz) 640x480 31.47(N) 59.94(N) 25.18 640x480 35.00(N) 66.66(N) 30.24 640x480 37.86(N) 72.81(N) 31.5 640x480 37.5(N) 75.00(N) 31.5 720x400 31.47(N) 70.08(P) 28.32 800x600 35.16(P) 56.25(P) 800x600 37.88(P) 60.32(P) 800x600 48.08(P) 72.19(P) 800x600 46.88(P)
  • Page 35 Pixel Rate (MHz) (kHz) (Hz) 31.469 720 x 480 74.25 1280 x 720 31.25 720 x 576 37.5 74.25 1280 x 720 67.5 148.5 1920 x 1080 1920 x 1080 56.25 148.5 ASUS C1221Q/ C2221Q/ C2221HE Series LCD Monitor 3-15...

This manual is also suitable for:

C2221q seriesC2221he series

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