PureTools PT-PSW-41H, Руководство пользователя

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User Manual
19
8. Troubleshooting & Maintenance
Problems Potential Causes Solutions
Output image with white
noise.
Bad quality of the connecting
cable Try another high quality
cable.
Fail or loose connection
Make sure the connection is
good.
No output image when
switching
No signal at the input /
output end
Check with oscilloscope or
multimeter if there is any
signal at the input/ output
end.
Fail or loose connection
Make sure the connection is
good.
The switcher is broken
Send it to authorized dealer
for repair.
POWER indicator doesn’t
work or no respond to any
operation
Fail connection of power
cord. Make sure the power cord
connection is good.
Cannot control the device by
control device (e.g. a PC)
through RS232 port
Wrong RS232
communication parameters Type in correct RS232
communication parameters.
Output image with white
noise.
Broken RS232 port
Send it to authorized dealer
for checking.
Bad quality of the connecting
cable Try another high quality
cable.
If your problem persists after following the above troubleshooting steps, seek further help
from the authorized dealer or our technical support.