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Troubleshooting
108 - ENGLISH
Maintenance
Problem Points to be checked Page
The buttons on the
control panel do not
operate.
z
Is the [CONTROL PANEL] setting in [CONTROL DEVICE SETUP] set to
[DISABLE]?
77
The picture does not
display correctly.
z
Is [TV-SYSTEM] set correctly? 55
z
Is [RGB/YC
B
C
R
] or [RGB/YP
B
P
R
] set correctly? 55
z
Is there a problem with the video tape or other picture sources?
―
z
Is a signal which is not compatible with the projector input? 116
Picture from a
computer does not
appear.
z
Is the cable too long? (Use a cable that is 10 m (32'10") or shorter.)
―
z
Is the external video output of the laptop computer set correctly?
Example: The external output settings may switch by pressing the Fn
+ F3 keys simultaneously. Since the method varies depending on the
computer type, refer to the user manual provided with your computer.
62
Video from HDMI
compatible device
does not appear or it
appears jumbled.
z
Is the HDMI cable connected securely? 34
z
Turn off and on the power of the projector and the external device. 35
z
Is a signal which is not compatible with the projector input? 116
Audio from HDMI
compatible device is
not output.
z
Set the audio of the external device to the linear PCM.
―
z
Check [AUDIO IN SELECT] in [AUDIO SETTING]. 72
z
If audio is not output with the HDMI cable connection, use the <AUDIO
IN> terminal.
23
Projection starts
while the power
button is not
pressed.
z
Is [ON] set for the [PROJECTOR SETUP] menu → [INITIAL START
UP]?
67
z
Did you turn the <MAIN POWER> switch to <OFF> in the middle of
projection when you last used the projector?
When [LAST MEMORY] is set for the [PROJECTOR SETUP] menu
→
[INITIAL START UP] and the projector was turned off with the direct
power off function (
page 38) in the last use, projection starts when
the <MAIN POWER> switch is turned to <ON>.
37
z
Did you press the power
button immediately after turning the
<MAIN POWER> switch to <OFF>?
When [LAST MEMORY] is set for the [PROJECTOR SETUP] menu
→
[INITIAL START UP] and the power button is pressed
immediately after the <MAIN POWER> switch is turned to <OFF>, the
projector may start projection when the <MAIN POWER> switch is
turned to <ON> on the next start-up.
After turning the <MAIN POWER> switch to <OFF>, do not press the
power button on the remote control or the control panel of the
projector body while the power indicator <ON (G)/STANDBY (R)> is
illuminating or ashing red.
―
Attention
z
If problems persist even after checking the preceding points, consult your dealer.