MITSUBISHI ELECTRIC VS-50XL50U - Manual (Page 8)

EN-8
Troubleshooting
Please check the following before contacting your dealer for service. Errors in signals are apt to be taken for problems in the product.
Problems Remedies
No image appears
on the screen. • Check the power cord is connected firmly.
• Check the correct input signals are selected for the terminals of the external devices.
• Check the external devices are connected to the terminals firmly.
• Check the external devices are turned on.
• Check the appropriate signal is input from the external devices to the product.
Hue of the image is
not appropriate. • Check the signal connection between the external device and the product.
A blue light blinks
on the screen,
without image
display. • When the lamp burns out or a failure occurs in the product, a blue light blinks on the screen. In such a case,
check the state of the blinking blue light and the state of the status display on the rear terminal panel
(except VS-50XLF50U, VS-50XLWF50U, VS-67XLF50U, VS-67XLWF50U) according to the following table.
VS-50XL50U
VS-67XL50U VS-50XLW50U
VS-67XLW50U
VS-50XLF50U
VS-50XLWF50U
VS-67XLF50U
VS-67XLWF50U
Causes and solutions
State of the
blinking
blue light
State of the
status
display
Causes and solutions State of the word
The ambient temperature has risen or the filter has become clogged.
Contact your MITSUBISHI dealer.
The ambient temperature has risen abnormally or the filter has become clogged.
Stop the operation immediately and contact your MITSUBISHI dealer.
The filter must be inspected.
Contact your MITSUBISHI dealer.
• VS-50XLF50U, VS-50XLWF50U, VS-67XLF50U, VS-67XLWF50U
During image
display, text is
displayed on the
screen. • The ambient temperature may be too high, or the filter may be clogged.
Confirm the display on the screen and take the required measures.
White text, lit
Red text, flashing
White text, lit
OVER TEMP
OVER TEMP
CHECK FILTER
The lamp has burnt out, or the lamp drive circuit has
failed.
Contact your MITSUBISHI dealer.
The power circuit has failed.
Contact your MITSUBISHI dealer.
The lamp power control circuit has failed.
Contact your MITSUBISHI dealer.
The cooling fan has failed.
Contact your MITSUBISHI dealer.
The image processing circuit has failed.
Contact your MITSUBISHI dealer.
The lamp has not been
installed or not been
installed properly.
Contact your
MITSUBISHI dealer.
The lamp has burnt out
or not been installed or
not been installed
properly, or the lamp
drive circuit has failed.
Contact your
MITSUBISHI dealer.
The lamp has not been
installed or not been
installed properly.
Contact your
MITSUBISHI dealer. The cover of the lamp
changer is open.
Contact your
MITSUBISHI dealer.
The color wheel has
failed.
Contact your
MITSUBISHI dealer. The color wheel has
failed.
The lamp changer has
failed.
Contact your
MITSUBISHI dealer. The color wheel has
failed.
Contact your
MITSUBISHI dealer.
The power circuit, cooling
fan, or image processing
circuit has failed.
Contact your
MITSUBISHI dealer.
STATUS
STAND BY
STATUS
STAND BY
STATUS
STAND BY
Displays number
2, 3, 4, 5 or 6.
STATUS
STAND BY
STATUS
STAND BY
STATUS
STAND BY
Displays number
1, 2, 3, 4 or 5.
STATUS
STAND BY
STATUS
STAND BY
STATUS
STAND BY
STATUS
STAND BY
Light on for
1 second, off
for 1 second
Light on for
5 seconds, off
for 1 second
Light on for
1 second, off
for 5 seconds
OVER TEMP
CHECK FILTER