Mitsubishi Electric VS-50PH50U User Manual page 7

Troubleshooting (continued)
Problems
A blue light blinks • When the lamp burns out or a failure occurs in the product, a blue light blinks on the screen. In
on the screen, such a case, check the state of the blinking blue light and the state of the status display on the
without image rear terminal panel (except VS-67PHF50U) according to the following table.
display.
State of the
blinking
blue light
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
• VS-67PHF50U
During image • The ambient temperature may be too high, or the filter may be clogged.
display, text is Confirm the display on the screen and take the required measures.
displayed on the
screen.
OVER TEMP
OVER TEMP
OVER TEMP
CHECK FILTER
CHECK FILTER
State of the
status
display
The lamp has burnt out, or the lamp drive circuit has
STATUS
failed.
Contact your MITSUBISHI dealer.
STAND BY
STATUS
The lamp has not been installed or not been installed
properly.
Contact your MITSUBISHI dealer.
STAND BY
STATUS
STAND BY
Displays number
2, 3, 4, 5 or 6.
The cover of the lamp changer is open.
Contact your MITSUBISHI dealer.
STATUS
STAND BY
The color wheel has failed.
The lamp changer has failed.
Contact your MITSUBISHI dealer.
STATUS
STAND BY
STATUS
The power circuit has failed.
Contact your MITSUBISHI dealer.
STAND BY
STATUS
The lamp power control circuit has failed.
Contact your MITSUBISHI dealer.
STAND BY
STATUS
The cooling fan has failed.
Contact your MITSUBISHI dealer.
STAND BY
STATUS
STAND BY
Displays number
1, 2, 3, 4 or 5.
STATUS
The image processing circuit has failed.
Contact your MITSUBISHI dealer.
STAND BY
State of the word
White text, lit The ambient temperature has risen or the filter has become clogged.
Contact your MITSUBISHI dealer.
Red text, flashing The ambient temperature has risen abnormally or the filter has become clogged.
Stop the operation immediately and contact your MITSUBISHI dealer.
White text, lit The filter must be inspected.
Contact your MITSUBISHI dealer.
Remedies
Causes and solutions
VS-50PH50U
VS-67PH50U
Causes and solutions
VS-67PHF50U
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 color wheel has
failed.
Contact your
MITSUBISHI dealer.
The power circuit, cooling
fan, or image processing
circuit has failed.
Contact your
MITSUBISHI dealer.
EN-7