Panasonic PT-DZ12000U Operating Instructions - Page 111

Monitor Lamp Indicators Five 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. LAMP 4 monitor (LAMP 4) LAMP 2 monitor (LAMP 2) Temperature monitor (TEMP) FILTER CLEANING OPEN CLOSE LAMP 1 monitor (LAMP 1) LAMP 3 monitor (LAMP 3) Name of monitor lamp Lamp indication Information Check point Remedial measure Warm-up status TEMP monitor Lighting in red High temperature inside. (WARNING) Blinking in red (2 times) High temperature inside (Standby condition) • Did you turn on the power when the ambient temperature was low (approx. 0 ˃C)? • Wait about five minutes in the current status. • Install the unit in a location having an ambient temperature from 0 ˃C to 45 ˃C. • Check if the ventilation port is blocked. • Is the room air temperature too high? • Is the air filter blocked with dust? • Was the temperature warning indication displayed? • Remove the object that is blocking the ventilation port. • Move the projector to a temperature of 0 ˃C to 45 ˚C and the humidity of 10 % to 80 % (no condensation). • Turn off the MAIN POWER switch using the procedure on page 39 and clean the air filter. (pp. 112-113) Blinking in red (3 times) Cooling fan has been stopped. • Turn off the main power supply (MAIN POWER) switch in the procedure shown on page 39 and consult the distributor. Lighting in red Indicates the time for replacing the lamp unit. • Did you notice a "REPLACE THE LAMP" message on the screen when turning on the projector power supply? • This lamp monitor lights up when the lamp unit used hours have reached 1 800 hours. Request the dealer to replace the lamp unit. LAMP monitor Blinking in red (3 times) Error is detected in the lamp circuit. • Did you turn the power back on immediately after turning it off? • Wait until the lamp has cooled off, and then turn on the power. • Some error has arisen in the lamp circuit. • Check for fluctuation (or drop) in the source voltage. • Turn off the MAIN POWER switch using the procedure on page 39 and consult the dealer. Attention • Be sure to observe the procedure "Powering up the projector" (p. 38) and "Powering off the projector" (p. 39) when performing power supply operation to take a measure to the indication of temperature monitor (TEMP) lamp and lamp monitor (LAMP) lamp. ENGLISH - 111 Information