Panasonic PT VX400NTU - Manual (Page 72)

Troubleshooting
72
- ENGLISH
Maintenance
Problem Cause
Reference
page
Picture from a
computer does not
appear.
The cable may be longer than the optional cable. z —
The external video output from a laptop computer may not be correct. z —
Picture from a HDMI
device does not
appear or picture is
not stable.
Is the HDMI cable securely connected? z 28
Turn off the power of the projector and the connected devices. Then turn z
the power of the projector and the connected devices back on.
—
Isn't unsupported signal cable connected? z 78-81
No sound is output
from a HDMI device.
Set the sound channel of the attached device to Linear PCM. z —
If no audio signal is output during HDMI cable connection, connect the z
audio cable to COMPUTER AUDIO IN 2 terminal and set to "Computer
2" in "Sound" of "Setting" menu. .
58
The image is
distorted or runs off.
Check [PC adj.] or [Screen] and adjust them. z 46, 52
Note
If the problem persists, after confirming the contents of the table, please consult your dealer. z