3
■
Switching Images
Input Source Button
Image Input
Audio Input
Computer1
Computer1
Audio1
HDMI1/MHL
HDMI1/MHL
HDMI1/MHL
USB
USB Display
W
USB-A
USB Display/Audio2
*
Computer2
Computer2
Audio2
HDMI2
HDMI2
HDMI2
HDMI3
HDMI3
**
HDMI3
**
Video
Video
Audio-L/R
LAN
LAN
LAN/Audio2
*
Names and Functions of the Input Source Buttons
Press the Input Source buttons to input images and audio from the device connected to
the port as shown in the following table.
Switching sources may take a while.
*
If the projector supports audio transfer using USB display or over a network, audio is
input through USB Display or LAN. When you use a projector that does not support
audio transfer, [Audio2] is input.
**
Inputs images and audio from the device connected to the projector's HDMI3 port.
■
Troubleshooting
No images appear
Did you turn on the connected device? Turn on the power of the connected device.
Did you turn on the projector?
Press the [Projector] button.
Did you press the correct Input Source
button for the connected device you
want to play?
When no specific input source is selected, [Computer1]
button is automatically selected and images from the
[Computer1] input port are displayed. Press the correct
Input Source button corresponding to the connected
device.
Did you press the [A/V Mute] button?
Press the [A/V Mute] button again.
Is the operation indicator light on
?
If no operations are made on the Connection & Control
Box for eight hours, it enters standby status. Press any
button and the indicator turns to , press the Input
Source button.
The source can not be switched
Did you press the correct Input
Source button corresponding to the
connected device?
Press the correct Input Source button.
Is the Message Broadcasting dialog
displayed?
Press the [Projector] button and restart the projector.
The Connection & Control Box is not operating
Is the power of this product on?
Turn on the power switch.
Is the power cable plugged?
Plug in the power cable of the Connection & Control Box.
Is the operation indicator flashing
?
Unplug the power cable of the Connection & Control Box,
and contact your dealer.
No sound comes out or the sound is faint
Is the projector's audio input setting
correct?
Check that the projector's "A/V Settings" or "Audio Input"
are correct.
Projector's user's guide
Did you turn down the audio volume
of the projector or speakers too much?
Turn up the volume with the [Volume] dial.
Projector's or Speakers' user's guide.
Is the projector's "MIC Input Level"
appropriate?
Adjust the input level of the microphone.
Is the audio cable of the connected
device correctly connected?
Check the connection of the audio cable.
This manual
"Input Ports",
Connection & Control Box Installation Manual
"Connecting to the Speaker"
Is there a cable connected to the
projector's audio output port?
If a cable is connected to the projector's audio output
port, sound does not come out from the built-in speaker.
Is the Dip switch setting correct?
Check the Dip switch setting.
Connection & Control Box
Installation Manual
"Connecting to the Speaker"
Blue
Orange
Blue
