Trouble Shooting; If The Device Malfunctions - Mitsubishi Electric TSD-AT1519-MN User Manual

8. Trouble Shooting

If the Device Malfunctions

1 No picture
2
Picture flickers
Problem
①
No picture
② Picture fl ickers
③ Black/Bright spot(s)
④
Picture persistence
Black/bright spot(s)
3
1) The power supply cord should be completely and correctly connected.
2) Check to make sure that the outlet is energized. To check it, use another
machine.
3) If OSD appears and "Contrast" and "Brightness" adjustment is available,
the monitor is normal. (→ P.11)
4) Check to make sure that your PC and equipment should be connected
completely and correctly.
5) Power management function may be operating. To release it, touch the
screen on LCD panel, press a key on the keyboard or move the mouse. (→
P.12)
6) Check to make sure that the video signal cable should be completely
and correctly connected.
7) The PC connected with the monitor should be on.
1) If a distributor is used, directly connect this product with your PC.
2) Select "Phase" on "Clock/Phase" of OSD menu
3) If the screen fl ickers up and down, specify a refresh rate of the com-
puter at 60 Hz.
1) Every LCD panel has such spots by nature. The monitor has no prob-
lem.
1) If a fi xed pattern is displayed for a long time, it may occur picture persis-
tence. To alleviate image persistence, turn off the monitor or display a
moving picture for approx. one day.
Picture persistence
4
Something is wrong with
5
displaying conditions
Picture unstable
6
(for several seconds)
7
Touch panel abnormal
Troubleshooting
15