Dukane 8755E-RJ - Manual (Page 64)

6
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
WARNING ►Never use the projector if abnormal operations such as
smoke, strange odor, excessive sound, damaged casing or elements or cables,
penetration of liquids or foreign matter, etc. should occur. In such cases,
immediately turn off the power switch and then disconnect the power plug from
the power outlet. After making sure that the smoke or odor has stopped, contact
your dealer or service company.
.
Before requesting repair, please check in
accordance with the following chart. This
operation sometimes resolves your problem.
If the situation cannot be corrected,
.
The projector’s microprocessor may need to be
reset. Please push the Restart switch by using a cocktail stick or similar and
the projector will restart.
3.
Some setting may be wrong. Please use the FACTORY RESET function of the
SERVICE item in the OPTION menu (43) to reset all settings to factory default.
Then, if the problem is not removed after the remedy, please contact your dealer
or service company.
Phenomenon Cases not involving a machine defect
Reference
page
Power does not
come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.
4
The power switch is not set to the on position.
Set the power switch to [ | ] (On).
7
The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
Please turn the power off, and allow the projector to cool
down at least  minutes, then turn the power on again.
7
Either there is no lamp and/or lamp cover, or either
of these has not been properly fixed.
Please turn the power off, and allow the projector to cool down
at least 45 minutes. After the projector has sufficiently cooled
down, please make confirmation of the attachment state of the
lamp and lamp cover, and then turn the power on again.
53, 54
Neither sounds
nor pictures are
outputted.
The signal cables are not correctly connected.
Correctly connect the connection cables.
, 3
Signal source does not correctly work.
Correctly set up the signal source device by referring to the
manual of the source device.
–
The input changeover settings are mismatched.
Select the input signal, and correct the settings.
8, 9
C R /P R
C B /P B
AUDIO IN
2
AUDIO IN
1
RGB IN
1
RGB IN
2
LAN
CONT
ROL
RGB OU
T
AUDIO OU
T
USB
VIDEO
S-VI
DEO
AC IN