Liesegang dv335 user manual Troubleshooting, OSD Messages, Message Contents

TROUBLESHOOTING

OSD Message

The messages as described below may appear on the screen at power ON. Take the appropriate measures when such a message appears.

Table 8. OSD Messages

Message	Contents
	The message shown at left appears after the lamp has
CHANGE THE LAMP	been used for more than 1700 hours.
	The lamp is approaching the end of its life.
AFTER REPLACING LAMP,
	Power is switched OFF automatically when the lamp
RESET THE LAMP TIME.
	reaches the end of its life. Prepare a new lamp for
*1)
	installation.
	Always reset the lamp timer after replacing the lamp.
CHANGE THE LAMP	The lamp will reach the end of its life in ** hours.
AFTER REPLACING LAMP,
RESET THE LAMP TIME.	Power will be switched OFF automatically in ** hours.
THE POWER WILL TURN OFF	Replace the lamp as shown in P.17 “Lamp”.
AFTER ** hr.	Always reset the lamp timer after replacing the lamp.
*1)
CHANGE THE LAMP	The lamp has reached the end of its life. Power will be
AFTER REPLACING LAMP,
	switched OFF in a few minutes.
RESET THE LAMP TIME.
	Switch power OFF immediately and replace the lamp as
THE POWER WILL
	shown in P.17 “Lamp”.
TURN OFF
	Always reset the lamp timer after replacing the lamp.
AFTER 0 hr.
NO INPUT IS DETECTED	No input signal found.
ON ***	Check signal input connections and signal sources.
	The horizontal or vertical frequency of the input signal is
SYNC IS OUT OF RANGE	not within the specified range.
ON ***	Check the specifications of the equipment and the signal
	source.
	The internal temperature has risen.
	Switch power OFF, and wait 20 minutes until the
	equipment cools.
CHECK THE AIR FLOW	Check the following and Switch power ON again.
	• Are the ventilation openings blocked?
	• Is the air filter dirty?
	• Is the ambient temperature in excess of 35°C?

*1) This message is cleared automatically after approximately three minutes, and appears every time power is switched ON.

ENGLISH-20