Panasonic PT-D7700U Indication of monitor lamp, Lamp Information Checkpoint Remedial measure

Indication of monitor lamp

Three monitor lamps are provided at the top of main unit front to inform the user of the lamp replacement time and unusual internal temperature. These lamps indicate the degree of abnormality by combination of blinking and/or lighting lamps. Turn off the power and take the proper measure according to the table below.

TEMP LAMP1 LAMP2 POWER

					Lamp 2 monitor (LAMP2)
					Lamp 1 monitor (LAMP1)
					Temperature monitor (TEMP)
Name of monitor	Lamp	Information		Checkpoint		Remedial measure
lamp	indication
			• Did you turn on the			• Wait about five minutes in the
			power when the			current status.
		Warm-up status	ambient temperature			• Install the unit in a location
	Lighting in		was low (approx. 0			having an ambient
	red		°C)?			temperature from 0 to 40 °C.
	(lamp unit
						• Remove the object that is
	ON)
Temperature		High temperature	• Check if the			blocking the ventilation port.
monitor						• Move the projector to a
		inside. (WARNING)	ventilation port is
						temperature of 0 to 40 ˚C and
			blocked.
TEMP						the humidity of 20 to 80% (no
			• Is the room air
						condensation).
			temperature too high?
	Blinking in	High temperature				• Turn off the MAIN POWER
	red	inside	• Check the air filter for			switch using the procedure on
			clogging.
	(2 times)	(Standby condition)				page 40 and clean the air filter
						(refer to page 99).
	Blinking in					• Turn off the main power supply
		Cooling fan has				(MAIN POWER) switch in the
	red
		been stopped.				procedure shown on page 40
	(3 times)
						and consult the distributor.
			• Did you notice a			• This lamp monitor lights up
			“REPLACE THE			when the lamp unit used hours
	Lighting in	Indicates the time	LAMP” message on			have reached 1 300 hours
		for replacing the	the screen when			(3 800 hours when Long Life
	red
		lamp unit.	turning on the			Lamp Units are used).
			projector power			Request the dealer to replace
Lamp monitor			supply.			the lamp unit.
			• Did you turn the			• Wait until the lamp has cooled
LAMP1 LAMP2			power back on
						off, and then turn on the
			immediately after
						power.
			turning it off?
	Blinking in
		Error is detected in
			• Some error has
	red
		the lamp circuit.	arisen in the lamp			• Turn off the MAIN POWER
	(3 times)
			circuit.			switch using the procedure on
			• Check for fluctuation			page 40 and consult the
			(or drop) in the source			dealer.
			voltage.

Attention • Be sure to observe the procedure (How to turn “ON” and “OFF” the power supply) on page 39–40 when performing power supply operation to take a measure to the indication of temperature monitor (TEMP) lamp and lamp monitor (LAMP) lamp.

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