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User Manual BDS4222B/V/R
50
9.2 TROUBLESHOOTING
..
Symptom Possible Cause Remedy
No picture is displayed 1 The power cord is disconnected.
2 The main power switch on the back of the
monitor is not switched on.
3 The selected input has no connection.
4 The monitor is in standby mode in RGB
mode.
1 Plug in the power cord.
2 Make sure the power switch is switched on.
3 Connect a signal connection to the monitor.
4 Press any key on your keyboard.
Interference displayed on the
monitor or audible noise is
heard
Caused by surrounding electrical appliances,
cars/motorcycles or fluorescent lights.
Move the monitor to another location to see if
the interference is reduced.
Color is abnormal The signal cable is not connected properly. Make sure that the signal cable is
attached firmly to the back of the
monitor.
Picture is distorted with
abnormal patterns
1 The signal cable is not connected properly.
2 The input signal is beyond the capabilities of
the monitor.
1 Make sure that the signal cable is attached
firmly.
2 Check the video signal source to see if it is
beyond the range of the monitor. Please
verify its specifications with this monitor’s
specification section
Display image doesn’t fill up
the full size of the screen
1If under RGB mode, the H-Size and V-Size is
incorrectly set.
2 If under AV1, AV2, or Component with 480i
input, the 4:3 WIDE mode is switched on.
1 Use H-Size and V-Size to adjust the size of
the video.
2 Use the WIDE key to scroll through various
full screen modes.
Can hear sound, but no
picture
Improperly connected source signal cable. 1. Make sure that both video inputs and sound
inputs are correctly connected.
Can see picture but no sound
is heard
1 Improperly connected source signal cable.
2 Volume is turned all the way down.
3 MUTE is turned on.
1 Make sure that both video inputs and sound
inputs are correctly connected.
2 Use VOLUME +/- to hear sound.
3 Switch MUTE off by using the MUTE button.
Some picture elements do
not light up
Some pixels of the plasma display may not turn
on
This monitor is manufactured using an
extremely high level of precision technology;
however, sometimes some pixels of the monitor
may not display.
This is not a malfuction. Please see the enclosed
warranty card for more information.
After-Images can still be seen
on the monitor after the
monitor is powered off.
(Examples of still pictures
include logos, video games,
computer images, and images
displayed in 4:3 normal
mode)
A still picture is displayed for an over extended
period of time.
Do not allow a still image to be displayed for an
extended period of time as this can cause a
permanent after-image to remain on the
monitor.