Panasonic PT-DS20KU Operating Instructions Manual page 152

Troubleshooting
Problems
The menu screen
does not appear.
The buttons on the
control panel do not
operate.
The image does not
display correctly.
Image from a
computer does not
appear.
Image from a
computer's DVI-D
output does not
appear.
Video from HDMI
compatible device
does not appear or it
appears jumbled.
Attention
z If problems persist even after checking the preceding points, consult your dealer.
152 - ENGLISH
z Is the on-screen display function turned off (hidden)?
z Is the [CONTROL PANEL] setting in [CONTROL DEVICE SETUP] set to
[DISABLE]?
z Is the <REMOTE 2 IN> terminal used for contact control?
z Is the [SYSTEM SELECTOR] selection set correctly?
z Is there a problem with the video tape or other image sources?
z Is a signal which is not compatible with the projector being input?
z Is the cable too long? (Use D-Sub cables that are 10 m (32'10") or
shorter.)
z Is the external video output of the laptop computer set correctly?
–▶Example: The external output settings may be switched by pressing
"Fn" + "F3" or "Fn" + "F10" keys simultaneously. Since the method
varies depending on the computer type, refer to the user manual
provided with your computer.
z Is the [DVI-D IN] setting set to [EDID3]/[EDID2:PC]?
z The graphics accelerator driver of the computer may need to be updated
to the latest version.
z The computer may need to be restarted after performing [DVI-D IN]
settings.
z Is the HDMI cable connected securely?
z Turn the power of the projector and the external device on and off.
z Is an unsupported signal being used?
Points to be checked Page
25, 58
122
164
70
―
167
―
―
92
―
92
44
―
167