User's Manual

67 Troubleshooting
Troubleshooting
Category Problem Cause Solution
Your screen
Your screen is not
appearing on the
display when
pressing the Button.
The system is locked.
Web Management >
Advanced Setting> Screen
Lock > Disable
The Button is
connecting to
another Host.
The Button should be paired
again with the Host.
Pressing time is not
enough.
Press the Present key until the
LED indicator turns from green
to blue.
The screen turns
blank or flickers
when the Host is
presenting.
Insufficient power
supply
Make sure the product!s power
is properly supplied or
connected.
The screen lags
seriously and the
audio breaks up
sometimes.
Wi-Fi interference or
signal attenuation
" Make sure the transmission
distance is within 15M and
with no obstacles.
" Restart the Host in order to
rescan the Wi-Fi 5G channel.
Your screen
The message, #NO
HDMI SIGNAL#,
from the Host is
shown on the
display when the
Button is
presenting, or your
screen is blank gray.
The connection
between your laptop
and the Button is
loose.
Reconnect the USB-C$ cable
of the Button.
Your laptop cannot
detect the second
monitor.
" Reconnect the USB-C$ cable
of the Button.
" Reboot your laptop.
Your screen is
shown, but your
audio is not playing
on the audio system
of the meeting
room.
The audio signal on
your laptop is muted.
Right click on the speaker icon
and switch off the mute.
The audio output of
the laptop hasn!t
been set to the
second screen (BenQ
InstaShow$ S) from
the EDID of the
Button.
Change the default audio output
to the second screen (BenQ
InstaShow$ S) on the laptop.