Lightware MODEX-OPTS-TX User Manual page 89

Symptom
HDMI output
signal contains
no audio
Connected
serial device
cannot be
controlled
Connected IR
device cannot
be controlled
Navigation
buttons are out
of operation
Settings cannot
be changed on
front panel
No LAN
connection can
be established
USB device
does not
operate
Section 11. Troubleshooting
Root cause
DVI EDID is Check the EDID and select an HDMI
emulated EDID to emulate.
Serial and Infra modules
Cable Check the connectors to fit well;
connection check the wiring of the plugs.
problem
Serial settings Check the serial port settings in the
are different MODEX to meet with the
requirements of the serial device.
Serial port is Check the mute state of serial
muted port(s).
Serial Check the crosspoint state of Serial
crosspoint is layer.
not set properly
IR Emitter Check if the IR emitter is plugged in
and/or detector the IR output, and the IR detector in
connection the IR input connector.
problem
IR carrier Check the IR settings in the MODEX
frequency to meet with the requirements of the
setting is IR device.
different
IR port is Check the mute state of IR port(s).
muted
Infra crosspoint Check the crosspoint state of Infra
is not set layer.
properly
Front panel menu
LCD home Connect to the MODEX via the built-
screen is in web and unlock LCD.
locked
Setup is Connect to the MODEX via the built-
disabled on in web and unlock front panel setup.
front panel
LAN (Ethernet)
Incorrect IP Disable DHCP server and set the IP
address is set addresses to be in the same subnet.
(direct connect)
IP address Change the IP address to a not
conflict reserved one or enable DHCP if
DHCP server exists in the network.
Cables are not Check the USB cable between TX
connected on and the computer.
both sides
Not supported Mostly keyboard, mouse (USB HID
USB device is devices) are supported, check your
connected device type.
MODEX-OPTS, MODEX-OPTM
Action
USB
User's Manual
Refer to
Section 6.7 or
section 7.7
Section 2.6.8
Section 7.6.7
Section 7.6
Section 7.4.4
Section 5.1
Section 7.6.4
Section 7.6
Section 7.4.3
Section 7.8.7
Section 7.8.7
Section 5.1,
Step 8
Section 4.4
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