Runco DR-300 用户手册
22
Troubleshooting
TROUBLESHOOTING
Your DR-300 projector is a very reliable, low maintenance projector. Occasionally, trouble
may develop. However, before calling your Runco dealer for service, please refer to the fol-
lowing basic troubleshooting guide:
may develop. However, before calling your Runco dealer for service, please refer to the fol-
lowing basic troubleshooting guide:
Projector does not turn on.
No Picture or blue screen.
The image is not square.
The remote control does not
function or is erratic.
function or is erratic.
The projector tries to turn on
but the lamp does not come
on and the status LED on the
projector is blinking.
but the lamp does not come
on and the status LED on the
projector is blinking.
Is the unit plugged in? Is there power to the outlet it is plugged in
to?
to?
Check to see if the orange STANDBY LED is lit on the projector.
If it is, the unit has power. Check the remote batteries. If it is not
lit, try another power outlet. If it still does not come on, contact
your Runco dealer.
If it is, the unit has power. Check the remote batteries. If it is not
lit, try another power outlet. If it still does not come on, contact
your Runco dealer.
Is the source going to the projector on? Are you on the correct
source?
source?
If there is no image but you can get the on-screen menus from
the projector, the source is most likely off or the projector is not
looking at the correct source.
the projector, the source is most likely off or the projector is not
looking at the correct source.
Adjust Keystone, see page 14. If the Keystone was correctly set,
but changed upon turn-on, readjust Keystone and enable KEY-
STONE SAVE (page 19).
but changed upon turn-on, readjust Keystone and enable KEY-
STONE SAVE (page 19).
Try replacing the batteries. Also, if you are trying to use the
remote from too far away, try moving closer to the projector and
try the remote again.
remote from too far away, try moving closer to the projector and
try the remote again.
If this happens, the projector may have detected a fault. The red
Status LED will blink in several different ways, describing different
faults:
Status LED will blink in several different ways, describing different
faults:
On constantly: The bulb has exceeded 1000 hours.
Blinking on and off every second: The lamp cover is not on
properly. Contact your Runco dealer.
Blinking on and off every 4 seconds: The projector has over-
heated. Ensure nothing is blocking the projector's ventilation
holes.
Blinking on and off every 8 seconds: The fan has stopped.
Contact your Runco dealer.
Blinking on and off every 12 seconds: The lamp did not turn
on. If the projector was turned on and off too quickly, this may
happen. Allow the projector to settle for 5 minutes, and try again.
If the same fault is reported, contact your Runco dealer.
Blinking on and off every second: The lamp cover is not on
properly. Contact your Runco dealer.
Blinking on and off every 4 seconds: The projector has over-
heated. Ensure nothing is blocking the projector's ventilation
holes.
Blinking on and off every 8 seconds: The fan has stopped.
Contact your Runco dealer.
Blinking on and off every 12 seconds: The lamp did not turn
on. If the projector was turned on and off too quickly, this may
happen. Allow the projector to settle for 5 minutes, and try again.
If the same fault is reported, contact your Runco dealer.