ASUS XG309CM User Manual
Displayed below is the user manual for XG309CM by ASUS which is a product in the Computer Monitors category. This manual has pages.
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XG309CMXG309CM
ii
Copyright © 2021 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”).
Product warranty or service will not be extended if: (1) the product is repaired, modied or altered, unless
such repair, modication of alteration is authorized in writing by ASUS; or (2) the serial number of the
product is defaced or missing.
ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS
DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL,
INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS,
LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE),
EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY
DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.
SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR
INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE,
AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO
RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS
MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT.
Products and corporate names appearing in this manual may or may not be registered trademarks or
copyrights of their respective companies, and are used only for identication or explanation and to the
owners’ benet, without intent to infringe.
Table of contents
Notices ......................................................................................................... iii
Safety information ....................................................................................... v
Care & Cleaning ........................................................................................ 1-1
1.1 Welcome ....................................................................................... 1-3
1.2 Package contents ......................................................................... 1-3
1.3 Assembling the monitor .............................................................. 1-4
1.4 Connect cables ............................................................................. 1-5
1.4.1 Rear of the LCD monitor ................................................. 1-5
1.5 Monitor introduction .................................................................... 1-6
1.5.1 Using the Controls button .............................................. 1-6
2.1 Adjusting the monitor .................................................................. 2-1
2.2 Outline dimension ........................................................................ 2-2
2.3 Detaching the arm/stand (for VESA wall mount) ............ 2-3
3.1 OSD (On-Screen Display) menu ................................................. 3-1
3.1.1 Howtorecongure .......................................................... 3-1
3.1.2 OSD Function Introduction .............................................. 3-2
3.2 Specications ............................................................................. 3-11
3.3 Troubleshooting (FAQ) .............................................................. 3-12
3.4 Supported Timing List ............................................................... 3-13
iii
Notices
Federal Communications Commission Statement
This device complies with Part 15 of the FCC Rules. Operation is subject
to the following two conditions:
• This device may not cause harmful interference.
• This device must accept any interference received including
interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for
a Class B digital device, pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates, uses
and can radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will
not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct
the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment to an outlet on a circuit different from that to
which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
The use of shielded cables for connection of the monitor to
the graphics card is required to assure compliance with FCC
regulations.Changesormodicationstothisunitnotexpressly
approved by the party responsible for compliance could void the
user’s authority to operate this equipment.
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.
This class B digital apparatus complies with Canadian ICES-003.
This Class B digital apparatus meets all requirements of the Canadian Interference
-Causing Equipment Regulations.
Cet appareil numérique de la classe B respecte toutes les exigences du
Réglement sur le matériel brouiller du Canada.
iv
Declaration of Conformity
This device complies with the requirements set out in the Council
Directive on the Approximation of the Laws of the Member States
relating to Electromagnetic Compatibility (2014/30/EU), Low-voltage
Directive (2014/35/EU), ErP Directive (2009/125/EC) and RoHS directive
(2011/65/EU). This product has been tested and found to comply with
the harmonized standards for Information Technology Equipment, these
harmonizedstandardspublishedunderDirectivesofOfcialJournalofthe
European Union.
WEEE Symbol Statement
This symbol on the product or on its packaging indicates that this product
must not be disposed of with your other household waste. Instead, it is
your responsibility to dispose of your waste equipment by handing it over
to a designated collection point for the recycling of waste electrical and
electronic equipment. The separate collection and recycling of your waste
equipment at the time of disposal will help to conserve natural resources
and ensure that it is recycled in a manner that protects human health and
the environment. For more information about where you can drop off your
wasteequipmentforrecycling,pleasecontactyourlocalcityofce,your
household waste disposal service or the shop where you purchased the
product.
v
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.
• If the power supply is broken, do not try to fix it by yourself. Contact a
qualified service technician or your retailer.
• Before using the product, make sure all cables are correctly connected
and the power cables are not damaged. If you detect any damage,
contact your dealer immediately.
• Slots and openings on the back or top of the cabinet are provided for
ventilation. Do not block these slots. Never place this product near or
over a radiator or heat source unless proper ventilation is provided.
• The monitor should be operated only from the type of power source
indicated on the label. If you are not sure of the type of power supply to
your home, consult your dealer or local power company.
• Use the appropriate power plug which complies with your local power
standard.
• Do not overload power strips and extension cords. Overloading can
result in fire or electric shock.
• Avoid dust, humidity, and temperature extremes. Do not place the
monitor in any area where it may become wet. Place the monitor on a
stable surface.
• Unplug the unit during a lightning storm or if it will not be used for a
long period of time. This will protect the monitor from damage due to
power surges.
• Never push objects or spill liquid of any kind into the slots on the
monitor cabinet.
• To ensure satisfactory operation, use the monitor only with UL listed
computers which have appropriate configured receptacles marked
between 100 ~ 240V AC.
• The socket-outlet shall be installed near the equipment and shall be
easily accessible
• If you encounter technical problems with the monitor, contact a
qualified servicer.
• Provide an earthing connection before the mains plug is connected to
the mains. And, when disconnecting the earthing connection, be sure
to disconnect after pulling out the mains plug from the mains.
• Please use ADP-90LE BA adapter.
vi
• Please confirm the distribution system in building installation shall
provide the circuit breaker rated 120/240V, 20A (maximum).
• If provided with a 3-pin attachment plug on the power cord, plug the
cord into a grounded (earthed) 3-pin outlet. Do not disable the power
cord grounding pin, for example, by attaching a 2-pin adapter. The
grounding pin is an important safety feature.
Stability Hazard
• The product may fall, causing serious personal injury or death. To
prevent injury, this product must be securely attached to the floor/wall
in accordance with the installation instructions.
• A product may fall, causing serious personal injury or death. Many
injuries, particularly to children, can be avoided by taking simple
precautions such as:
• ALWAYS use cabinets or stands or installation methods recommended
by the manufacturer of the product set.
• ALWAYS use furniture that can safely support the product.
• ALWAYS ensure the product is not overhanging the edge of the
supporting furniture.
• ALWAYS educate children about the dangers of climbing on furniture
to reach the product or its controls.
• ALWAYS route cords and cables connected to your product so they
cannot be tripped over, pulled or grabbed.
• NEVER place a product in an unstable location.
• NEVER place the product on tall furniture (for example, cupboards or
bookcases) without anchoring both the furniture and the product to a
suitable support.
• NEVER place the product on cloth or other materials that may be
located between the product and supporting furniture.
• NEVER place items that might tempt children to climb, such as toys
and remote controls, on the top of the product or furniture on which the
product is placed.
• If the existing product is going to be retained and relocated, the same
considerations as above should be applied.
WARNING
Usageofotherthanspeciedhead-orearphonescanresultinhearing
loss due to excessive sound pressures.
Excessive sound pressure from earphones and headphones can cause
hearing loss. Adjustment of the equalizer to maximum increases the
earphones and headphones output voltage and therefore the sound
pressure level.
vii
Do not dispose of electrical appliances as unsorted municipal waste, use
separate collection facilities.
Contact your local government for information regarding the collection
systems available.
Ifelectricalappliancesaredisposedofinlandllsordumps,hazardous
substances can leak into the groundwater and get into the food chain,
damaging your health and well-being.
When replacing old appliances with new once, the retailer is legally
obligated to take back your old appliance for disposal at least for free of
charge.
Restriction on Hazardous Substances statement (India)
This product complies with the “India E-Waste (Management) Rules, 2016”
and prohibits use of Lead, Mercury, Hexavalent Chromium, polybrominated
biphenyls(PBBs) and polybrominated diphenyl ethers(PBDEs) in
concentration exceeding 0.1% by weight in homogenous materials
and 0.01% by weight in homogenous materials for cadmium, except of
exemptions listed in Schedule 2 of the Rule.
viii
Prevent Tipping
When using the display, fasten the LCD to a wall using a cord or chain that can
support the weight of the monitor in order to prevent the monitor from falling.
Cord or chain
M4 or M6 Screw
Cord
1
2
• Display design may differ from those illustrated.
• Installing must be done by a qualified technician , and please
contact your supplier for more information.
• For the Models with net weight >=7kg. Please select the suitable
way to Prevent Tipping.
• For the models with VESA Mount, please use method , install
the screws with ring to the VESA Mount hole, then tie the cord
or chain to the wall. Otherwise, please use method to tie the
cord or chain to the stand and then fix it to the wall.
1-1
ASUS LCD Monitor XG Series
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.
• Cleaning. Turn your monitor off and unplug the power cord. Clean the
monitor surface with a lint-free, non-abrasive cloth. Stubborn stains
may be removed with a cloth dampened with mild cleaner.
• Avoid using a cleaner containing alcohol or acetone. Use a cleaner
intended for use with the LCD. Never spray cleaner directly on the
screen, as it may drip inside the monitor and cause an electric shock.
This symbol of the crossed out wheeled bin indicates that the
product (electrical, electronic equipment, and mercury-containing
button cell battery) should not be placed in municipal waste.
Please check local regulations for disposal of electronic products.
AEEEyönetmeliğineuygundur
The following symptoms are normal with the monitor:
• The screen may flicker during the initial use due to the nature of the
fluorescent light. Turn off the Power Switch and turn it on again to
make sure that the flicker disappears.
• You may find slightly uneven brightness on the screen depending on
the desktop pattern you use.
• When the same image is displayed for hours, an afterimage of the
previous screen may remain after switching the image. The screen will
recover slowly or you can turn off the Power Switch for hours.
• When the screen becomes black or flashes, or cannot work anymore,
contact your dealer or service center to fix it. Do not repair the screen
by yourself!
Conventions used in this guide
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: Information that you MUST follow to complete a
task.
NOTE: Tips and additional information to aid in completing a task.
1-2 Chapter 1: Product Introduction
Wheretondmoreinformation
Refer to the following sources for additional information and for product
and software updates.
1. ASUS websites
The ASUS websites worldwide provide updated information on ASUS
hardware and software products. Refer to http://www.asus.com
2. Optional documentation
Your product package may include optional documentation that may
have been added by your dealer. These documents are not part of
the standard package.
Product information for EU energy label
1-3
ASUS LCD Monitor XG Series
1.1 Welcome
Thank you for purchasing the ASUS® LCD monitor!
The latest wide screen LCD monitor from ASUS provides a crisper,
broader, and brighter display, plus a host of features that enhance your
viewing experience.
With these features, you can enjoy the convenience and delightful visual
experience that the monitor brings you!
1.2 Package contents
Check your package for the following items:
LCD Monitor
Monitor Stand
Monitor Base
Quick Start Guide
Warranty Card
Color Calibration Report
1x Power Cord
1x HDMI Cable
1x DP Cable
1x Power Adapter
1x USB 3.0 Cable
1x USB-C Cable
ROG Sticker
ROG Pouch
• If any of the above items is damaged or missing, contact your
retailer immediately.
1-4 Chapter 1: Product Introduction
1.3 Assembling the monitor
To assemble the monitor:
• While assembling the monitor arm/base, we recommend
that you keep the monitor inside its EPS (Expanded
Polystyrene) packaging.
1. Hold the neck with both hands. Gently attach the neck to the VESA
mount area until the latch locks the neck.
2. Gently attach the base to the stand. Fix the base to the stand by
fastening the bundled screw.
3. Remove the monitor from its EPS packaging. Adjust the monitor to
the angle that is most comfortable for you.
12 3
4 5
1
2
*Base screw size: M6 x 15mm
1-5
ASUS LCD Monitor XG Series
1.4 Connect cables
1.4.1 Rear of the LCD monitor
8
1 2 3 4 5 6 7
1. DC-IN Port
2. HDMI Port
3. DisplayPort
4. USB C/DP Port (PD 5V/3A)
5. USB3.0 Upstream Port
6. USB3.0 Downstream Port x2
7. EarphoneJack
8. Kensington Lock
1-6 Chapter 1: Product Introduction
1.5 Monitor introduction
1.5.1 Using the Controls button
Use the control button on the back of the monitor to adjust the monitor
settings.
Input Select
Menu
Close
GamePlus
GameVisual
Volume
Power Off
1. Power Button/Power Indicator:
• Press this button to turn the monitor off. Press any key to turn on
the monitor.
• The color definition of the power indicator is as the below table.
Status Description
White ON
Amber Standby mode
OFF OFF
2. (5-way) Button:
• Turns on the OSD menu. Execute the selected OSD menu item.
• Increases/Decreases values or moves your selection up/down/
left/right
3. Input Select Button:
• This is a hotkey. The default setting is Input Select. Use Input
Select hotkey to switch from “HDMI”, “USB Type-C”, “DisplayPort”
or “Auto Input Detection”.
2-1
ASUS LCD Monitor XG Series
2.1 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.
• Youcanadjustthemonitor’sanglefrom-5˚to20˚anditallows25˚
swivel adjustment from either left or right. You can also adjust the
monitor’s height within +/- 11 cm.
-5° ~ 20°
11cm
25° 25°
It is normal that the monitor slightly shakes while you adjust the
viewing angle.
2-2 Chapter 2: Setup
2.2 Outline dimension
Unit: mm [inch]
3.3
[0.1]
14
[0.6]
555.88
[21.9]
49.96
[2.0]
264.93
[10.4]
402.21
[15.8]
100
[3.9]
100
[3.9]
5° 20°
100.00
[3.94]
73.82
[2.9]
2-3
ASUS LCD Monitor XG Series
2.3 Detaching the arm/stand (for VESA wall
mount)
• Avoid damaging the monitor surface. While detaching the
monitor stand, always keep the monitor inside its EPS
packaging.
The detachable stand of this monitor is specially designed for VESA wall
mount.
To detach the arm/stand
1. Disconnect power and signal cables. Carefully put the monitor
facedown on its EPS packaging.
2. Remove the IO cover on rear of the monitor.
3. Hold the stand with both hands, tilt the base and slide it out.
4. Detach the stand (arm and base) from the monitor.
• Use only the UL Listed Wall Mount Bracket with minimum
weight/load 30 kg (Screw size: M4 x 10 mm).
3-1
ASUS LCD Monitor XG Series
3.1 OSD (On-Screen Display) menu
3.1.1 Howtorecongure
Overclocking
Variable OD
FreeSync Premium
ELMB/ELMB SYNC
GamePlus
GameVisual
Shadow Boost
MOVE/ENTER BACK EXIT
DisplayPort 2560x1080@200Hz
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
1. Press the MENU button to activate the OSD menu.
2. Press the and buttons to toggle between options in the
Menu. As you move from one icon to another, the option name is
highlighted.
3. To select the highlighted item on the menu press the Center key.
4. Press the and buttons to select the desired parameter.
5. Press the Center key to enter the slide bar and then use the or
buttons, according to the indicators on the menu, to make your
changes.
6. Press the ◄/► to move left / right menu.
3-2 Chapter 3: General Instruction
3.1.2 OSD Function Introduction
1. Gaming
Overclocking
Variable OD
FreeSync Premium
ELMB/ELMB SYNC
GamePlus
GameVisual
Shadow Boost
MOVE/ENTER BACK EXIT
DisplayPort 2560x1080@200Hz
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
• Overclocking: This function allows you to adjust the refresh rate.
• Variable OD: Speeds up the response time by Over Drive
technology. Including Level 0~Level 5.
• FreeSync Premium: It can allow a FreeSync Premium 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.
• ELMB/ELMB SYNC: Check to decrease motion blur and
minimize ghosting part when on-screen objects are fast moving.
• GamePlus: The GamePlus Function provides a toolkit and
creates a better gaming environment for users when playing
different types of games. Particularly, Crosshair function is
specially designed for new gamers or beginners interested in First
Person Shooter (FPS) games.
• GameVisual: This function contains eight sub-functions that you
can select for your preference.
• Shadow Boost : Dark color enhancement adjust monitor gamma
curve to enrich the dark tones in an image making dark scenes
and objects much easier be found.
• In the Racing Mode, the Saturation, and ASCR functions are
not user-configurable.
• In the sRGB Mode, the Saturation, Color Temp. and Contrast
functions are not user-configurable.
• In the MOBA Mode, the Saturation and ASCR functions are not user-
configurable.
3-3
ASUS LCD Monitor XG Series
2. Image
You can adjust Brightness, Contrast, HDR, VividPixel, ASCR, Aspect
Control and Blue Light Filter from this main function.
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
Brightness 100
Contrast 80
HDR
VividPixel
ASCR
Aspect Control
Blue Light Filter
DisplayPort 2560x1080@200Hz
• Brightness: The adjusting range is from 0 to 100.
• Contrast: The adjusting range is from 0 to 100.
• HDR: High Dynamic Range. Contains HDR modes (ASUS
Cinema HDR and ASUS Gaming HDR).
• VividPixel: ASUS Exclusive Technology that brings lifelike
visuals for crystal-clear and detail-oriented enjoyment. The
adjusting range is from 0 to 100.
• ASCR: Select ON or OFF to enable or disable dynamic contrast
ratio function.
• Aspect Control: Adjusts the aspect ratio to “Full”, “Equivalent”.
• Blue Light Filter: Adjust the energy level of blue light emitted
from LED backlight.
• Choose Equivalent to display the picture according to the
original aspect ratio of the input source.
• When Blue Light Filter is activated,the default settings of
Racing Mode will be automatically imported.
• Between Level 1 to Level 3, the Brightness function is user-
configurable.
• Level 4 is optimized setting. It is compliance with TUV Low
Blue Light Certification. The Brightness function is not user-
configurable.
3-4 Chapter 3: General Instruction
Please refer to the following to alleviate eye strains:
• Users should take some time away from the display if working
for long hours. It is advised to take short breaks (at least
5 mins) after around 1 hour of continuous working at the
computer. Taking short and frequent breaks is more effective
than a single longer break.
• To minimize eye strain and dryness in your eyes, users should
rest the eye periodically by focusing on objects that are far
away.
• Eye exercises can help to reduces eye strain. Repeat these
exercises often. If eye strain continues please consult a
physician. Eye exercises: (1) Repeating look up and down (2)
Slowly roll your eyes (3) Move your eyes diagonal.
• High energy blue light may lead to eye strain and AMD (Age-
Related Macular Degeneration). Blue light filter to reduce 70%
(max.) harmful blue light to avoiding CVS (Computer Vision
Syndrome).
3-5
ASUS LCD Monitor XG Series
3. Color
Select the image color you like from this function.
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
Color Temp.
Gamma
Saturation
DisplayPort 2560x1080@200Hz
• Color Temp.: Contains three preset color modes (Cool, Normal,
Warm) and User Mode.
• Gamma: Contains three gamma modes including 1.8, 2.2, 2.5.
• Saturation: The adjusting range is from 0 to 100.
• In the User Mode, colors of R (Red), G (Green), and B (Blue)
are user-configurable; the adjusting range is from 0 ~ 100.
3-6 Chapter 3: General Instruction
4. Input Select
Select the input source.
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
HDMI
USB Type-C
DisplayPort
Auto Input Detection
DisplayPort 2560x1080@200Hz
• Select the input source: HDMI, USB Type-C and DisplayPort.
• Auto Input Detection: Enable/disable plug-in source auto
detection.
5. PBP Setting
The PBP Setting allows you to open up another sub-window
connected from another video source besides the main-window from
your original video source.
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
PBP Mode
PBP Source
Color Setting
Smart Detection
DisplayPort 2560x1080@200Hz
By activating this function, this monitor displays two pictures from two
different video sources.
• PBP Mode: Selects PBP 1:1, 1:3, 3:1 function, or turn it off.
• PBP Source: Selects the video input source among, “HDMI”,
“USB Type-C” or “DisplayPort”.
• Color Setting: Select the color options, GameVisual (Scenery
Mode, Racing Mode, Cinema Mode, RTS/RPG Mode, FPS Mode,
sRGB Mode, MOBA Mode, User Mode).
3-7
ASUS LCD Monitor XG Series
• Smart Detection: Selects Smart Detection function for mobile
phone, or turn it off. It is enabled at PBP 1:3 or PBP 3:1 mode.
• PBP will be disabled if main source or sub source is providing
dynamic refresh rate signal (FreeSync/Adaptive Sync). Change those
sources to non-dynamic refresh rate to enable PBP function.
6. Lighting Effect
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
Aura Sync
Aura RGB
DisplayPort 2560x1080@200Hz
• Aura Sync: Allows you to turn on or off the Aura Sync function
that synchronizes the Aura RGB light effect among all supported
devices.
• Aura RGB: In this function you can select an Aura RGB light
effect for the monitor and change settings for the light effect.
Select “OFF“ if you want to turn the Aura RGB light effect off.
• If the Aura Sync function is turned ON, the Aura RGB function
will become unavailable.
3-8 Chapter 3: General Instruction
7. MyFavorite
You can adjust Shortcut and Customized Setting from this main
function.
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
Shortcut
Customised Setting
DisplayPort 2560x1080@200Hz
• Shortcut: User can select from “GamePlus, GameVisual, User
Mode, Brightness, Contrast, PBP Settings, Input Select, HDR,
Blue Light Filter, Color Temp., Volume, KVM, MyFavorite-1
(Load), MyFavorite-2 (Load)” and set as shortcut key.
• Customized Setting: You can do your setting according to your
favorite.
3-9
ASUS LCD Monitor XG Series
8. System Setup
Adjuststhesystemconguration.
MOVE/ENTER BACK EXIT
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
Language
Sound
USB Setup
Power Indicator
Power Key Lock
Key Lock
OSD Setup
Power Setting
MOVE/ENTER BACK EXIT
DisplayPort 2560x1080@200Hz
Scenery Mode Aura Off
ROG Strix XG309CM HDR OFF
Gaming
System Setup
MyFavorite
Lighting Effect
PBP Settings
Input Select
Color
Image
All Reset
Information
Model Name XG309CM
Color Depth 8 bps
Format RGB 444
Range Full Range
EOTF sRGB
VRR Yes
FW Version Vxxx
DisplayPort 2560x1080@200Hz
DisplayPort Stream
• Language: Select OSD language. The selections are: English,
French, German, Spanish, Italian, Dutch, Russian, Poland,
Czech, Croacia, Hungary, Romania, Portugal, Turkey,
Simplified Chinese, Traditional Chinese, Japanese, Korean,
Persian, Thai, Indonesian and Ukrainian.
• Sound: Selects “Volume” to adjust the output volume level.
Selects “Mute” to mute the output volume. Selects “Sound
Source” to select audio source.
• USB Setup: KVM, switch USB3.0 downstream port to USB-C or
USB3.0 upstream port. Select USB Type-C with USB 2.0 or USB
3.2.
• Power Setting: Set Power Saving Mode to low power
consumption. Set Standard Mode to enable USB hub function
during standby mode.
• Power Indicator: Turn the power LED indicator on/off.
• Power Key Lock: To disable / enable power key.
3-10 Chapter 3: General Instruction
• Key Lock: Disable all key functions. Pressing the down button for
more than five seconds to disable key lock function.
• OSD Setup: Adjusts the OSD Timeout, DDC/CI, and
Transparency of the OSD screen.
• DisplayPort Stream: Select DP 1.1 or DisplayPort 1.2+HDR for
your graphics card compatible with DP Version.
• Information: Displays the monitor information.
• All Reset: Selects “Yes” to revert all settings to the factory default
mode.
3-11
ASUS LCD Monitor XG Series
3.2 Specications
Model
XG309CM
Panel Size
29.5” W (74.9 cm)
Recommend Resolution
2560 x 1080
Brightness (Typ.)
300 nits (typical)
Intrinsic Contrast Ratio (Typ.)
1000:1
Viewing Angle (CR>10)
178°(V) /178°(H)
Display Colors
16.7M
Response Time
1 ms (G To G )
Sound from HDMI
Yes
HDMI input
Yes
DisplayPort input
Yes
PBP
Yes
USB3.0 Port
Upstream x1, Downstream x2
(USB port without power charger when
upstream no link)
USB-C port
Yes
Earphone
Yes
Power On Consumption
< 28 W*
(Measuring a screen brightness of 200
nits without audio/ USB/ Card reader
connection)
Chassis Colors
Black
Power saving mode
< 0.5W
Power off mode
< 0.3W
Tilt
-5° ~ +20°
Phys. Dimension with stand
(WxHxD)
707.33 x 486.14 x 264.93 mm
Phys. Dimension without stand
(WxHxD)
707.33 x 320.68 x 73.82 mm
Box Dimension (WxHxD)
940 x 412 x 226 mm
Net Weight (Esti.)
7.50 kg
Gross Weight (Esti.)
11.16 kg
Voltage Rating
Adapter 19Vdc, 4.74A
Temperature (operating)
0°C ~ 40°C
3-12 Chapter 3: General Instruction
3.3 Troubleshooting (FAQ)
Problem Possible Solution
Power LED is not ON • Press the button to check if the monitor is in
the ON mode.
• Check if the power cord is properly connected to
the monitor and the power outlet.
• Check Power Indicator function in main menu
OSD. Select “ON” to turn on power LED.
The power LED lights
amber and there is no
screen image
• Check if the monitor and the computer are in the
ON mode.
• Make sure the signal cable is properly connected
the monitor and the computer.
• Inspect the signal cable and make sure none of
the pins are bent.
• Connect the computer with another available
monitor to check if the computer is properly
working.
Screen image is too light
or dark
• Adjust the Contrast and Brightness settings via
OSD.
Screen image bounces or
a wave pattern is present
in the image
• Make sure the signal cable is properly connected
to the monitor and the computer.
• Move electrical devices that may cause electrical
interference.
Screen image has color
defects (white does not
look white)
• Inspect the signal cable and make sure that
none of the pins are bent.
• Perform Reset via OSD.
• Adjust the R/G/B color settings or select the
Color Temperature via OSD.
No sound or sound is low • Adjust the volume settings of both your monitor
and computer.
• Make sure the computer sound card driver is
properly installed and activated.
• Check the audio source.
3-13
ASUS LCD Monitor XG Series
3.4 Supported Timing List
Timing H Pixels V Pixels Frame Rate Display
Port HDMI Type-C
PC Timing 640 480 60 O O O
PC Timing 640 480 67 O O O
PC Timing 640 480 72 O O O
PC Timing 640 480 75 OO O
PC Timing 640 1080 60 O O O
PC Timing 720 400 70 O O O
PC Timing 800 600 56 O O O
PC Timing 800 600 60 O O O
PC Timing 800 600 72 O O
PC Timing 800 600 75 O O O
PC Timing 832 624 75 O O O
PC Timing 1024 768 60 O O O
PC Timing 1024 768 70 O O O
PC Timing 1024 768 75 O O O
PC Timing 1152 870 75 O O
PC Timing 1280 720 60 O O O
PC Timing 1280 960 60 O O O
PC Timing 1280 1024 60 O O O
PC Timing 1280 1024 75 O O O
PC Timing 1440 900 60 O OO
PC Timing 1680 1050 60 OO O
PC Timing 1920 1080 60 O O O
PC Timing 2560 1080 60 O O O
PC Timing 2560 1080 120 O O O
PC Timing 2560 1080 165 O O O
PC Timing 2560 1080 180 O
PC Timing 2560 1080 190 O
PC Timing 2560 1080 200 O O O
PC Timing 2560 1080 210 O O
PC Timing 2560 1080 220 O O
Video Timing 640 480P 59.94/60 O O O
Video Timing 720 480P 59.94/60 O O O
Video Timing 720 576P 50 O O O
Video Timing 1280 720P 50 O O O
Video Timing 1280 720P 59.94/60 O O O
Video Timing 1920 1080P 50 O O O
Video Timing 1920 1080P 59.94/60 O O O
Video Timing 1920 1080P 119.88/120 O O O
Video Timing 2560 1080P 60 O O O
3-14 Chapter 3: General Instruction
Video Timing 2560 1080P 50 O O O
Video Timing 3840 2160P 50 O O O
Video Timing 3840 2160P 59.94/60 O O O
* The modes not listed in the above tables may not be supported. For
optimal resolution, we recommend that you choose a mode listed in
the above tables.