Asus Republic of Gamers Swift PG279QM 27" 16:9 G-SYNC 240 Hz QHD HDR IPS Gaming Monitor - Manual (Page 22)

3-4 Chapter 3: General Instructions
3. Image
MOVE/ENTER BACK EXIT
G-SYNC Mode DisplayPort 2560x1440@240 Hz
HDR Off Racing Mode Analyzer Inactive
ROG Swift 240Hz PG279QM G-SYNC Processor ®
G-SYNC Processor
Gaming
Image
Color
Input Select
Shortcut
Lighting Effect
System Setup
® Brightness
Contrast
Variable Backlight
Aspect Control
Blue Light Filter
Display SDR Input
67
50
• Brightness : The adjusting range is from 0 to 100.
When HDR is enabled, Brightness will be changed to Peak White (nits)
400 .
• Contrast : The adjusting range is from 0 to 100.
• Variable Backlight: Enables or disables operation with variable backlight.
The options are Level 3 (preferably for gaming experiences), Level 2 and
Level 1 (preferably for business or word-processing situations).
A slight halo effect may be noticed on dark backgrounds when the function is
enabled. This is normal and not a malfunction.
• Aspect Control : Adjusts the aspect ratio to Full or Aspect.
• Blue Light Filter
* Level 0: No change.
* Level 1~4: The higher the level, the less blue light is scattered.
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.
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).