BenQ ST550K User Manual - Page 48

interference

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44 Troubleshooting The remote control does not work • Have you locked the remote control function? Unlock the function and try again. • Check for incorrect battery orientation. • Check for dead batteries. • Check your distance and angle from the display. • Check whether remote control is properly being pointed at the display's remote control sensor window. • Check for any obstacle between the remote control and the remote control sensor window. • Check that the remote control sensor window is not under strong fluorescent lighting, or in direct sunlight. • Check for any devices (computer or personal digital assistant, PDA) nearby that transmit infrared signals which may cause interference to signal transmission between the remote control and the display. Turn off the infrared function of these devices. 05/30/15

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Troubleshooting
44
The
remote
control
does
not
work
• Have
you
locked
the
remote
control
function
?
Unlock
the
function
and
try
again
.
• Check
for
incorrect
battery
orientation
.
• Check
for
dead
batteries
.
• Check
your
distance
and
angle
from
the
display
.
• Check
whether
remote
control
is
properly
being
pointed
at
the
display
’
s
remote
control
sensor
window
.
• Check
for
any
obstacle
between
the
remote
control
and
the
remote
control
sensor
window
.
• Check
that
the
remote
control
sensor
window
is
not
under
strong
fluorescent
lighting
,
or
in
direct
sunlight
.
• Check
for
any
devices
(
computer
or
personal
digital
assistant
,
PDA
)
nearby
that
transmit
infrared
signals
which
may
cause
interference
to
signal
transmission
between
the
remote
control
and
the
display
.
Turn
off
the
infrared
function
of
these
devices
.
05
/
30
/
15