Cooler Master GM27-CF User manual

GM27-CF
Cooler Master 27" Curved Gaming Monitor
User Manual

Table of Contents
Important Safety Instructions ................................................................................... 1
Connecting the Monitor to the Base ........................................................................ 2
External Control Buttons ......................................................................................... 5
OSD Function Introductions .................................................................................... 7
Main Menu .............................................................................................................. 9
Color Setting ........................................................................................................... 10
Picture Quality Setting .............................................................................................
.....................................................................................................................
11
Display 11
OSD ......................................................................................................................... 13
Other........................................................................................................................
...........................................................................................................
14
Specifications 15
.....................................................................Declaration of Restricted Substances 16
Wall Mount Installation Instructions .........................................................................4

Cooler Master LCD Monitor User Manual-1
Please read the following instrucons carefully.
1. To clean the LCD monitor screen:
Turn othe LCD monitor and unplug the power cord.
Spray a non-solvent cleaning soluon onto a rag and clean the screen gently.
2. Do not place the LCD monitor near a window. Exposing the monitor to rain,
moisture or sunlight can severely damage it.
3. Do not apply pressure to the LCD screen. Excessive pressure may cause
permanent damage to the display.
4. Do not remove the cover or aempt to service this unit yourself.
An authorized technician should perform servicing of any nature
5. Store the LCD monitor in a room with a temperature of -20° to 60° C
(- 4° to140° F). Storing the LCD monitor outside this range may result in
permanent damage.
6. Immediately unplug your monitor and call an authorized technician if any of
the following circumstances occur:
• Monitor -to -PC signal cable is frayed or damaged.
• Liquid spills onto the LCD monitor or the monitor is exposed to rain.
• The LCD monitor or case is damaged.
Important Safety Instructions

Click!
J
K
Cooler Master LCD Monitor User Manual-2
Connect the monitor to the base

7
DC
DC IN
www.coolermaster.com
8
Cooler Master LCD Monitor User Manual-3
DP
DP

1 2
3 4
5
Cooler Master LCD Monitor User Manual-4
Wall Mount Installation Instructions

FreeSync
Press any of the buttons to enter the quick navigation menu,
i.e., to activate the Quick Mode
This function enables the graphic source supporting FreeSync to adjust the
screen refresh rate of the monitor in a dynamic manner.
1
Press the button to enter the OSD menu
to activate the Quick Mode
After entering the OSD menu, press the
button to enter submenu
a.
b.
5Power button
Turn on/off the monitor. Blue indicates the power is on.
Flashing blue light indicates the monitor is under Standby Mode.
OSD menu
Switch to the Game Mode to activate FreeSync
2
3
4
When the OSD menu is activated,
press the button for Down
a. Press the button under the Quick Mode to turn on
in-game crosshairs
Press the button to quickly switch between the Game,
Graphic and Standard Scene Mode
b.
a.
b.
When the OSD menu is activated, press the button for Up
a.
b. When the OSD menu is activated, press the button to return
to the last menu/exit the OSD menu
Quick button for
in-game crosshairs
Quick button
for Scene Mode
Quick button
for low blue light
Press the button under the Quick Mode to switch to the
Low Blue Light Mode
Cooler Master LCD Monitor User Manual-5
External Control Buttons

DP (1.2): 165Hz (Overclock 200Hz), Adaptive Sync supported under 1920X1080
HDMI (2.0): 165Hz, Adaptive Sync supported under 1920X1080
HDMI (1.4): 120Hz, Adaptive Sync supported under 1920X1080
Cooler Master LCD Monitor User Manual-6
Back

Level1 Level2 Level3 Default Value
DP
HDMI1（2.0）
HDMI2（1.4）
Brightness 0~100 90
BlackLevel 0~100 50
Contrast 0~100 50
On
Off
1.8
2.0
2.2
2.4
2.6
Standard
Graphic
Movie
Game
Warm
Cool
USER
Low Blue Light 0~100 0
Hue 0~100 50
Saturation
RGB Range
0~100
Limited
Full Full
50
Sharpness 0~100 50
Off
Fastest
Fast
Normal
Off
High
Middle
Low
On
Off
Wide Screen
4:3
1:1
0-100 0
Auto
Normal
Off
Flicker
Off
2.2
Standard
Warm
Off
Off
Wide Screen
Normal
DCR
Gamma
Picture Mode
Color Temperature
Response Time Override
Super Resolution
Dynamic Luminous Control.
Aspect Ratio
LED Mode (Rear)
Crosshair Transparency
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Cooler Master LCD Monitor User Manual-7
OSD Function Introductions
Normal

On
Off
Volume 0~100 50
HDMI1[2.0]
HDMI2[1.4]
DP
Off
PIP Mode
PBP 2Win
DP
HDMI1
HDMI2
Small
Medium
Large
TopRight
TopLeft
BottomRight
BottomLeft
OSDH-Position 0~100 50
OSDV-Position 0~100 50
OSD Transparency 0~100 50
OSD Time Out 5~100 20
Normal
90
180
270
On
Off
Normal
Off
Off
Medium
TopRight
English
Language
OSD Rotation
FreeSync
Off
Muti-Window
Sub Win2 Input
PIP Size
PIP Position
Swap
Audio
Multi-Window
OSD
Other
Mute
Audio Source
Level1 Level2 Level3
Reset
Cooler Master LCD Monitor User Manual-8
OSD Function Introductions
Default Value
中文
English
한국의
РУССКИЙ
Español
日本語
繁體中文
Francais

DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
DP
HDMI1 (2.0)
HDMI2 (1.4)
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Cooler Master LCD Monitor User Manual-9
Main Menu
Input
Enter the input menu to switch the input signal.
1. DP (1.2): 165Hz (Overclock 200Hz) and Adaptive Sync supported under 1920X1080
2. HDMI (1.4): 120Hz (Overclock 200Hz) and Adaptive Sync supported under 1920X1080
3. HDMI (2.0): 165Hz and Adaptive Sync supported under 1920X1080
Brightness/Contrast
Enter the Brightness/Contrast menu to adjust the brightness, contrast and dynamic contrast
functions.
1.Brightness: Adjust the brightness between 0 and 100.
2.Contrast: Adjust the contrast between 0 and 100.
3.Dynamic Contrast: Enable or Disable the dynamic contrast function.
Brightness
Black Level
DCR
Contrast
90
50
off
50

DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Gamma
Pictrue Mode
Color Temperature
Low Blue Light
Saturation
RGB Range Full
Hue
2.2
Standard
Warm
50
50
0
Cooler Master LCD Monitor User Manual-10
Color
Enter the Color menu to adjust the Gamma, Picture Mode, Color Temperature, Low Blue Light,
Hue and Saturation functions etc.
1.Gamma: Adjust the gamma between 1.8 and 2.6.
2.Picture Mode: Adjust between different usage scenarios including Standard, Graphic, Movie,
Game etc.
3.Color Temperature: Adjust between Cool, Warm and USER settings.
4.Low Blue Light: Adjust the low blue light setting value between 0 and 100.
5.Hue: Adjust the hue for the three colors red, green and blue.
6.Saturation: Adjust the saturation for the three colors red, green and blue.

DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Aspect Ratio
LED Mode (Rear)
Crosshair Transparency
Wide Screen
Normal
0
DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Sharpness
Super Resoultion
Dynamic Luminous Control
50
Off
Off
Off
Cooler Master LCD Monitor User Manual-11
Picture Quality Setting
Enter the Picture Quality Setting menu to adjust functions including Sharpness, Response Time
Override, Noise Reduction, Super Resolution, and Dynamic Luminous Control etc.
1.Sharpness: Adjust the sharpness between 0 and 100.
2.Response Time Override: Enable this to increase the response time of the monitor; it can be
adjusted between Fastest, Fast, Normal and Off.
3.Super Resolution: Enable this to reduce the level of blurriness of edges of images and texts;
it can be adjusted between High, Middle, Low and Off.
4.Dynamic Luminous Control: Turns the dynamic luminous function On or Off.
Display
Enter the Display menu to adjust functions including Aspect Ratio and LED Mode (Rear) etc.
1. Aspect Ratio: This can be set to Wide Screen, 4:3, 1:1 and Auto.
2. LED Mode (Rear): This can be set as Normal, Off or Flicker.
Super Resolution

DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Mute
Volume
Audio Source
Off
50
DP
DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Multi-Window
Sub Win2 Input
PIP Size
PIP Position
Swap
Of f
HDMI-1
Medium
TopRight
Cooler Master LCD Monitor User Manual-12
Audio
Enter the Audio menu to adjust functions including Mute function, Volume, and Audio Source etc.
1.Mute: Enables or disables the mute function.
2.Volume: Adjust the volume value between 0 and 100.
Audio Source: Select the audio source input port.
Enter the PIP/PBP menu to adjust functions including PIP/PBP mode, Sub Win2 Input, PIP Size,
PIP Position and Swap etc.
1.PIP/PBP Mode: Adjust between PIP, PBP and Off.
2.Sub Win2 Input: Allows selecting of the screen 2 input signal source port.
3.PIP Size: Allows adjusting of PIP display size as Small, Medium or Large.
4.PIP Position: Allows adjusting of PIP display position as TopRight, TopLeft, ButtomRight or
BottomLeft.
5.Swap: Turns the screen swap function On or Off.

DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Language
OSD Time Out
OSD Rotation
English f
50
50
OSD H-Position
OSD V-Position
OSD Transparency
20
20
Normal
Cooler Master LCD Monitor User Manual-13
OSD
Enter the OSD to adjust functions including Language, OSDH-Position, OSDV-Position,
OSD Transparency, OSD Time Out and OSD Rotation etc.
1.Language: This can be adjusted to English, Simplified Chinese, Korean, Russian,
Spanish, Japanese, French or Traditional Chinese.
2.OSDH-Position: Adjust the horizontal position of the OSD between 0 and 100.
3.OSDV-Position: Adjust the vertical position of the OSD between 0 and 100.
4.OSD Transparency: Adjust the transparency value of the OSD between 0 and 100.
5.OSD Time Out: Set the display time of the OSD between 0 and 100.
6.OSD Rotation: Enables the rotate OSD function; it can be adjusted to Normal,
90 degrees, 180 degrees and 270 degrees etc.

DP
Resolution：1920x1080 165Hz
Input Source
Brightness/Contrast
Color Setting
Picture Quality Setting
Display
Audio
Multi-Window
Other
Window1：
InputSource: DP
Resolution:
Window2:
InputSource:
Resolution:
OSD
1920x1080 165Hz
Off
FreeSync
Reset
Cooler Master LCD Monitor User Manual-14
Other
Enter Other to adjust functions including DP Version, FreeSync (Adaptive Sync) and reset
all settings etc.
1.FreeSync (Adaptive Sync): Turns the FreeSync (Adaptive Sync) function On or Off.
3.Reset: Selecting this allows restoring all setting values back to the default
factory status.
The screen may flicker according to the video card type, game settings and
the video you are currently playing. Please try to set the current FreeSync
(Adaptive Sync) mode to “Off” or visit the official AND website to update the
video card driver.
The screen may flicker due to different output frequency of the video card
when using FreeSync (Adaptive Sync).
When FreeSync (Adaptive Sync) is set as “ON”, changing the resolution may
result in tearing of the screen; it is recommended to set FreeSync
(Adaptive Sync) as “Off” before changing resolution.
If FreeSync (Adaptive Sync) is turned On under the 144Hz refresh frequency,
it may result in flickering issues or other opposite effects under certain
scenario modes.
Please note that the following situations might occur when playing games
while FreeSync (Adaptive Sync) is turned On:

Specifications
Drive System
Size
Pixel Pitch
Brightness
Contrast
Visible Angle Horizontal Vertical
Response Time
Panel Type VA
Horizontal Frequency
Vertical Frequency
Display Color 16.7 million colors
Maximum Resolution
Power consumption
Input Connector
Input Video Signal
Speakers 3W x 2
Audio effect Audio Output (Audio output models only)
Adapter DC12 4A
Environmental Conditions
Machine Dimensions
Weight (Net Weight)
Machine Specifications
27”
0.3114(H) - 0.3114(V)
300
3000:1
3ms (GTG w/OD)
48~165Hz (200Hz Overclock)
53.28 - 183.15kHz
DP: 1920 x 1080 165Hz (Overclock 200Hz)
HDMI 2.0: 1920 x 1080 165Hz
HDMI 1.4: 1920 x 1080 120Hz
AC Input Power 34W Typical,48W Max
Standby Power (Maximum) Standby≤0.5W
616.2X528X238.5mm
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Regulatory Compliance
R38755
Cooler Master LCD Monitor User Manual-15
LCD Panel
TFT Color LCD
(DP) (DP models only)
HDMI (HDMI models only)
DP Signal (DP input models only)
HDMI Signal (HDMI input models only)
Operating Temperature: 0ºC~40ºC
Storage Temperature: -20ºC~60ºC
Operating Humidity: 10~85%RH
5.13 KG / Unit (Net Weight)
Tilt: -5° to +15°
Rotation: Can be rotated to either the left or right by 15 degrees
Height Adjustment: Lifting base; stroke 110mm
Removable Stand: Yes
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

Cooler Master LCD Monitor User Manual-16
Declaration of Restricted Substances
Internal and
external cases
(External case,
case, support…)
Main Board
Other Circuit
Boards
LCD Display
Panel
Speakers
Base
Power Supply
(Switching
adapter)
Accessories
(Power cable,
HDMI signal
cable…)
Other fixed
components
(Screws, clamps,
latches)
: LCD Monitor : GM27-CF