Elmo EL65R2 - Troubleshooting: Audio, Touch, and Network; Audio Output and Touch Input Issues; Network Connectivity Troubleshooting

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No audio is output from the speaker.
Symptom
Check points and Countermeasures
No image is displayed
and no audio is output
from the speaker.
Check if the power of the product is off or the product is in the
standby mode.
Check that the cables are connected correctly.
Check that the connected cable and the input source setting of the
product match.
Image is displayed but
audio is not output
speaker.
Press the mute button on the remote control and check if it is
muted.
Adjust the volume with the remote control or the volume control
button on the front panel of the product.
Check that the audio cable is properly connected.
⚫ In the case of VGA connection, it is necessary to connect the
stereo mini cable for audio output separately from the VGA
cable.
◆
Touch operations do not work properly.
Symptom
Check points and Countermeasures
The product does not
recognize the touch
input or recognizes
improperly.
Check if the touch operation is disabled.
⚫ System Settings > Others > Touch Lock
Make sure the size of the touched area is not too small compared
to the size of your finger.
Check if there are any abnormalities with the tip of the touch pen.
When the touch operation of the computer connected to the
product with the HDMI cable is not possible, check that correct
ports are used.
⚫ When using the TOUCH-USB port on the front of the product,
use the HDMI in port on the front of the product. When using
the TOUCH-USB port on the side of the product, use the
HDMI in port on the side of the product.
⚫ Check that the product and the computer are connected with
the supplied USB cable.
Check that the display monitor is clean.
◆
Cannot connect to the network.
Symptom
Check points and Countermeasures
Cannot
connect to
the network.
General
Check that the network device such as a router is turned on.
Wireless
Check that the Wireless switch is set to ON.
Ethernet
Check that the Ethernet switch is set to ON.
Check that the LAN cable is connected correctly.
Check if the connected LAN cable is broken or disconnected.
Hotspot
Check that the Hotspot switch is set to ON.
Check that the device is connected to the Hotspot name of the
product.
The network
speed is slow.
General
Check if the product is connected to a different access point.