BenQ PL4901, User Manual

Page: 23 / 40

Basic operations 23
Software update procedure
1. Save the updated file to the USB root folder.
2. Change the file name to “Merge.bin”.
3. Insert the USB, and go to
OSD setting > Device setup , click Software update
to initiate update procedure.
OSD Setting
Picture
Sound
Menu Description
Picture mode
• Press

/

on the remote control to select a picture mode.
Options are Standard , Bright , Soft , and Custom .
• Under
Custom
mode
,
press

/

on the remote control
to adjust Contrast , Brightness , Hue , Sharpness , and
Saturation .
Color temperature • Press

/

on the remote control to select a preset color
temperature for the image. Options are Standard , Warm ,
Cool or Custom .
• Choose Custom to adjust RGB.
Aspect ratio
Press

/

on the remote control to select an aspect ratio.
Options are 16:9 or 4:3 .
Backlight Adjust brightness level from 0-100.
Color range
• Full stands for 0-255 RGB color.
• Limit stands for 16-235 RGB color.
Anti-burn in Switch on to display a defaulted photo every 6 hours and
prevent burn-in from fixed picture content.
Gamma Choose preferred Gamma value for the video wall. The value
range is 2.0/2.2/2.4.
Menu Description
Sound mode
• Choose a preset sound environment. Options are
Standard , Music , Cinema , Sports , or Custom mode.
• Under
Custom
mode
,
press

/

on the remote control
to adjust sound related parameters.
Balance P ress

/

on the remote control to adjust Balance .
Surround sound
Enable/disable the surround sound.
Bass Adjust the bass level from 0-100.
Treble Adjust the treble level from 0-100.