AVG-HD402PR
7. Troubleshooting & Maintenance
Problems
Causes
Solutions
Output images in
display contains
ghosting
Incorrect setting on
the display
Check the display’s
setting
Poor cable quality
Try another high
q u a l i t y connection cable
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.
Failed or loose connection
Re-seat the connection.
The extender is faulty
Send it to authorized
dealer for repairing.
Cannot control the
device by control device
(e.g. a PC) through the
RS232 port
Wrong RS232
communication
parameters
Make sure the RS232
communication
parameters are correct.
The device has a
previous fault
Send it to authorized
dealer for repairing.
Static becomes stronger
when connecting the
video connectors
Poor grounding
Check the grounding
and make sure it is
connected well.
Cannot control the device
by RS232 / IR remote /
front panel buttons
The device has a
previous fault.
Send it to authorized
dealer for repairing.
Summary of Contents for AVG-HD402PR
Page 15: ...AVG HD402PR 6 Panel Drawing ...
