Warning Indicator. Panasonic PT-LW376

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Warning Indicator. Panasonic PT-LW376 | Manualzz

Chapter 6 Maintenance - Warning Indicator

Warning Indicator

If a problem should occur inside the projector, the warning indicator <WARNING> will inform you by lighting or blinking. Check the status of the indicators and remedy the indicated problems as follows.

Attention f Before you take a remedial measure, follow the procedure of switching the power off indicated in “Powering off the projector” ( x page 45).

Warning indicator

<WARNING>

VOL-

AV MUTE

VOL+

Warning indicator

<WARNING>

Lighting red

Blinking red

Blinking red

Blinking red

*1

*2

*3

Status Check

The internal temperature is high

(warning).

The internal temperature is high

(standby status).

Time to replace the lamp unit. f Is the intake/exhaust vent blocked?

f Is the room temperature high?

f Is the air filter unit dirty?

f Is the setting of [HIGH

ALTITUDE MODE] suitable for the altitude where the projector is located?

f Is [REPLACE LAMP] displayed when you turn on the power or switch the input?

Refer to “When to replace the lamp unit” ( x page

124) for details.

f Has the lamp runtime

(converted time) in

[PROJECTOR SETUP] menu → [STATUS] →

[RUNTIME] → [LAMP] reached 20 000 hours.

The projector detects an abnormal condition and cannot be turned on.

Solution f Remove any objects that are blocking the intake

/ exhaust vent.

f Install the projector in a location with an ambient temperature of 5 °C (41 °F) to 40 °C (104 °F) *5 .

f Make sure the [PROJECTOR SETUP] menu→

[HIGH ALTITUDE MODE] is set properly

( x page 78).

f Do not use the projector at high altitudes of 2 700 m (8 858') or higher above sea level.

f Clean or replace the air filter unit. ( x page 122) f Replace the lamp unit.

f Unplug the AC power cord and contact the dealer or the service center for service and checkup.

Blinking red *4

A problem is detected in the lumi nous lamp or the power supply for the luminous lamp.

f Have you turned on the power again immediately after turning it off?

f Some error has occurred in the lamp circuit. Check for fluctuation (or drop) in the source voltage.

f Wait a while until the luminous lamp cools off, and then turn on the power.

f Turn off the projector, and unplug the AC power cord, and consult your dealer.

*1 The indicator flashes in the cycle: 2.0 seconds (light) → 2.0 seconds (off)

*2 The indicator flashes in the cycle: 2.75 seconds (light) → 0.25 seconds (off) → 0.75 seconds (light) → 0.25 seconds (off)

*3 The indicator flashes in the cycle: 0.5 seconds (light) → 0.5 seconds (off)

*4 The indicator flashes in the cycle: 2.75 seconds (light) → 0.25 seconds (off)

*5 When using the projector at high altitudes (between 1 400 m (4 593’) and 2 700 m (8 858’) above sea level), the ambient temperature should be between 5°C (41 °F) and 35 °C (95 °F).

Note f If the warning indicator <WARNING> is still lighting or blinking after taking the preceding measures, ask your dealer for repair.

ENGLISH - 121

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