User Manual
PT-PSW-61
21
7.
Troubleshooting & Maintenance
Problems
Causes
Solutions
Power LED dosen’t
work or no response
to any operation
Fail connection of power
cord
Make sure the power cord
connection is normal
Power adapter dosen’t
suitable
Please replace the power
adapter with factory default
No output image on
display when
switching
Fail or loose connection
Make sure the connection is
enable
Output image with
snowflake or ghost
Bad quality of the
connecting cable
Please replace high quality
cable.
Over the transmission
distance
please replace the proper
distance cable
Cannot select source
via SOURCE/AUTO
buttons
In auto-switching mode
Press it and hold for 3
seconds or more to enter in
manual-switching mode
Cannot control the
device by control
device (e.g. a PC)
through RS232 port
Wrong RS232
communication parameters
Type in correct RS232
communication parameters.
Broken RS232 port
Send it to authorized dealer
for checking.
Cannot control the
device via IR remote
The battery has run off.
Change for new battery.
The IR remote is broken.
Send it to authorized dealer
for repairing.
Beyond the effective range
of the IR signal or not
pointing at the IR receiver
Adjust the distance and angle
and point right at the IR
receiver.
If your problem persists after following the above troubleshooting steps, seek further
help from authorized dealer or our technical support.
