Lenovo C400 사용자 설명서
Table
A-1.
Troubleshooting
(continued)
Problem
Solution
The
projector
does
not
respond
to
the
remote
control.
v
Direct
the
remote
control
towards
the
remote
sensor
on
the
projector.
v
Ensure
the
path
between
remote
and
sensor
is
not
obstructed.
v
Turn
off
any
fluorescent
lights
in
the
room.
v
Check
the
battery
orientation.
v
Replace
the
batteries.
v
Turn
off
other
Infrared-enabled
devices
in
the
vicinity.
v
Have
the
remote
control
serviced.
There
is
no
sound.
v
Adjust
the
volume
on
the
remote
control.
v
Adjust
the
volume
of
the
audio
source.
v
Check
the
audio
cable
connection.
v
Test
the
source
audio
output
with
other
speakers.
v
Have
the
projector
serviced.
The
sound
is
distorted.
v
Check
the
audio
cable
connection.
v
Test
the
source
audio
output
with
other
speakers.
v
Have
the
projector
serviced.
Projector
LEDs
The
LED
on
top
of
the
projector
indicates
the
state
of
the
projector
and
can
help
you
troubleshoot.
There
are
two-second
pauses
between
the
blinking
cycles.
For
more
details
on
LED
projector
errors,
contact
your
Lenovo
representative.
Table
A-2.
Lamp-ready
LED
error
messages
Lamp-ready
LED
number
of
flashes
Explanation
Flashing
Ready-
do
not
press
the
power
button.
1
Front
cover
fan
error
2
Lamp
fan
error
3
Power
board
fan
error
4
Blower
fan
error
5
Ballast
fan
error
Table
A-3.
Power
LED
error
messages
Power
LED
number
of
flashes
Explanation
3
System
overheating
4
System
interface
error
5
Lamp
error
6
Fan
error.
Refer
to
Lamp-ready
LED
to
determine
which
fan.
7
Lamp
cover
open
8
DLP
driver
error.
Appendix
A.
Troubleshooting
A-3