Sharp PG-C45X PG-C45X Operation Manual - Page 99

RS-232C commands, The VOLUME buttons - troubleshooting

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Troubleshooting Problem Pict in Pict does not work. Power cannot be turned on or off using the power buttons on the projector. Picture is green on INPUT 1 or 2 COMPONENT. Picture is pink (no green) on INPUT 1 or 2 RGB. Picture is dark. Picture is too bright and whitish. The VOLUME buttons on the projector do not work. A response code cannot be received when the projector was attempted to be controlled using RS-232C commands from a computer during standby. Check • The signal in INPUT 1 or 2 is set to a resolution that exceeds SXGA. • The signal in INPUT 1 or 2 is sending Component signals 480I, 480P, 540P, 580I, 580P, 720P, 1035I or 1080I. • The signal in INPUT 1 or 2 is set to interlace mode using RGB signals. • The Keylock level is set. If the Keylock level is set to Level B, all the buttons are locked. If the Keylock level is set to Level A, only the INPUT and VOLUME buttons are functional. • Change the input signal type setting. • The lamp replacement indicator is blinking in red. Replace the lamp. • Picture adjustments are incorrectly set. The VOLUME buttons do not work when: (try the VOL+/- on the remote control) • when the menu is displayed • when the lens menu is displayed • when Pict in Pict is working • during Enlarge (More than double size) • a dot by dot screen resolution larger the panel resolution • In the case of transmitting RS-232C commands from a computer during standby, it takes a maximum of 30 seconds for the computer to receive the response code. Set the response code waiting time of the computer to 30 seconds or more. Page 57 71 46 83 46 - 89 Appendix -95

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Appendix
-95
Check
Problem
Page
Pict in Pict does not
work.
Power cannot be turned
on or off using the power
buttons on the projector.
Picture is green on
INPUT 1 or 2
COMPONENT.
Picture is pink (no green)
on INPUT 1 or 2 RGB.
Picture is dark.
Picture is too bright and
whitish.
The VOLUME buttons
on the projector do not
work.
A response code cannot
be received when the
projector was attempted
to be controlled using
RS-232C commands
from a computer during
standby.
•
The signal in INPUT 1 or 2 is set to a resolution that exceeds
SXGA.
•
The signal in INPUT 1 or 2 is sending Component signals 480
I
,
480P, 540P, 580
I
, 580P, 720P, 1035
I
or 1080
I
.
•
The signal in INPUT 1 or 2 is set to interlace mode using RGB
signals.
•
The Keylock level is set.
If the Keylock level is set to Level B, all the buttons are locked.
If the Keylock level is set to Level A, only the INPUT and
VOLUME buttons are functional.
•
Change the input signal type setting.
•
The lamp replacement indicator is blinking in red. Replace the
lamp.
•
Picture adjustments are incorrectly set.
The VOLUME buttons do not work when: (try the VOL+/
–
on the
remote control)
•
when the menu is displayed
•
when the lens menu is displayed
•
when Pict in Pict is working
•
during Enlarge (More than double size)
•
a dot by dot screen resolution larger the panel resolution
•
In the case of transmitting RS-232C commands from a
computer during standby, it takes a maximum of 30 seconds for
the computer to receive the response code. Set the response
code waiting time of the computer to 30 seconds or more.
57
71
46
83
46
—
89
Troubleshooting