Panasonic PT-L711U Operating Instructions Manual page 47

Remote control unit| e The battery may be weak.
e The battery may not be inserted correctly. (Refer to
page 16.)
e [he remote control signal receptor on the projector
may be obstructed. (Refer to page 16.)
e The remote control unit may be out of the
operation range. (Refer to page 16.)
€ The correct input signal may not be selected.
(Refer to page 22.)
e The signal format (TV system) may not be set
correctly. (Refer to page 31.)
e There may be a problem with the video tape or
other signal source.
Picture from € A signal which is not compatible with the projector
computer does not may be being input. (Refer to page 50.)
appear e The cable may be too long.
e The external video output for the notebook
computer may not be set correctly.
e picture does no
display correctly.
Others
47