User guide

56
Troubleshooting
Warnings using indicator lights
The lamp time and warning mode are indicated using the indicator light.
For details on indicator displays during normal operation, refer to Names and functions of parts , page 10.
No Standby Lamp Warning Description
1 * On - About time to replace lamp (Lamp time has exceeded 1400 hours)
2 * On - When the lamp life has expired (Lamp time has exceeded 1500
3
*
On - When lamp does not light up and projection fails
4 † Blinking On When the lamp goes off during projection
5 † Blinking On Temperature around the lamp is high
6 † Blinking On When the internal temperature is unusually high
7 † - On When the external temperature is unusually high
8 †
-
On When the cooling fan stops running
9 †
-
On When error occurs in the circuit operation
* The indicator lights up in red when the in standby mode, and in green when in the operating mode.
† The indicator lights up in red when in the warning mode, and blinks in red when in the cool down mode.
Measures when the warning mode appears
When the projector switches to the warning mode (Nos. 3 - 9), projection stops automatically, and the cooling fan
runs for about 3 minutes.
After the cooling fan stops running, turn off the main power supply switch, and remove the power plug from the
outlet.
Perform the following checks and take the corresponding measures.
No Check Measure
3 – 4 Check whether the projector has been
subject to shock during operation.
Turn on the power again.
4 – 9 Check whether the air inlets are
blocked by objects.
Check to ensure that the external
temperature of the projector is normal.
Allow some time for the projector to cool down.
If the warning indication is displayed again, turn off the main power supply switch after the cooling fan stops
running. Then remove the power plug from the power socket. Call your Meridian retailer for repair.