Panasonic PT-DZ21KU Operating Instructions Manual page 156

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.
Cannot control the
projector with Art-
Net.
3D function is not
working.
Left and right
images are reversed
(not showing
properly).
Image in the 3D
eyewear flickers.
3D eyewear is not
functioning.
Attention
z If problems persist even after checking the preceding points, consult your dealer.
156 - 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 off and on.
z Is an unsupported signal being used?
z Is the [Art-Net] setting [ON]?
z Are the [PORT ADDRESS] and [START ADDRESS] settings correct?
z Is the [3D INPUT FORMAT] setting of [3D SETTINGS] correct?
z Check the 3D eyewear settings.
z Is a 3D signal which is supported by the projector being input?
z Are the devices synchronized? Check the 3D eyewear settings.
z Change the [LEFT/RIGHT SWAP] setting of [3D SETTINGS].
z Are you within the reception range?
z Are batteries of the 3D eyewear drained? If you use the rechargeable
3D eyewear, charge it. If you use the battery-powered 3D eyewear,
replace the battery.
z Is the [3D SETTINGS] setting correct?
Points to be checked Page
27, 60
125
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174
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96
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96
46
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174
128
128
87
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176
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87
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85