Search history
Clear
LH720 4000lms 1080P Conference
Let Your Innovation Shine through Accurate True Color
Application
How can I upgrade the firmware via LAN for the projector?
Please contact BenQ local service center for support. Our customer service professionals will help you upgrade the firmware.
How do I mute the projector?
The projector can be muted using one of the following settings -
1. OSD > System setup > audio settings > mute
2.. Mute key on remote
The mute function will reset to default (Off) when the projector is restarted, which means audio will be on.
Therefore, if you wish to mute the projector permanently, please turn the audio volume down to 0. Volume levels do not reset for power cycles or restarts.
1. OSD > System setup > audio settings > mute
2.. Mute key on remote
The mute function will reset to default (Off) when the projector is restarted, which means audio will be on.
Therefore, if you wish to mute the projector permanently, please turn the audio volume down to 0. Volume levels do not reset for power cycles or restarts.
Does the projector support change slides on PowerPoint using a remote which emulates page up and page down commands for both Windows PC and MacOS?
How do I clean my projector lens?
It is normal to have some dust on the lens surface.
Please refer to the below video for a guide to cleaning your projector's lens.
Learn more
Specification
The Wired remote port is used to connect to a wired remote control. What is the maximum distance supported by the wired remote control?
Explanation
What can I do if my projection screen shrinks when Duplicate Mode is applied in Windows?
Further Query
The Wired remote port is used to connect to a wired remote control. What is the maximum distance supported by the wired remote control?
As Abobe Flash support ends at the end of Dec 2020, the Crestron network interface will no longer work after that. Is there any solution for this?
How can I avoid the DLP Link signal getting lost sync when watching the Blue-Ray 3D video?
What can I do if my projection screen shrinks when Duplicate Mode is applied in Windows?
How can I upgrade the firmware via LAN for the projector?
Please contact BenQ local service center for support. Our customer service professionals will help you upgrade the firmware.
How do I mute the projector?
The projector can be muted using one of the following settings -
1. OSD > System setup > audio settings > mute
2.. Mute key on remote
The mute function will reset to default (Off) when the projector is restarted, which means audio will be on.
Therefore, if you wish to mute the projector permanently, please turn the audio volume down to 0. Volume levels do not reset for power cycles or restarts.
1. OSD > System setup > audio settings > mute
2.. Mute key on remote
The mute function will reset to default (Off) when the projector is restarted, which means audio will be on.
Therefore, if you wish to mute the projector permanently, please turn the audio volume down to 0. Volume levels do not reset for power cycles or restarts.
Does the projector support change slides on PowerPoint using a remote which emulates page up and page down commands for both Windows PC and MacOS?
How do I clean my projector lens?
It is normal to have some dust on the lens surface.
Please refer to the below video for a guide to cleaning your projector's lens.
Learn more