5. Maintenance and Troubleshooting
The lamp should be replaced when it reaches the end of its life (typically 2000 hours), or sooner if a noticeable degradation in brightness occurs. Contact your Runco dealer to obtain a replacement lamp.
1.Turn off the projector and unplug the power cord. Allow the projector to cool down for approximately 45 minutes prior to removing the lamp assembly for replacement.
2.Loosen the four rear Lamp Cover screws and remove the cover.
3.Remove the two lamp assembly mounting screws.
4.Grasp the lamp assembly handle and pull gently, removing the lamp module from the projector housing.
5.Install the new lamp module.
6.Replace the lamp cover and
7.Reset the Lamp Hour counter. To do this, select Service from the Main Menu, then Display Device, then Installation. Use the cursor buttons to highlight Reset under “Lamp Hours” and press ENTER.
Table
Table 5-1. Troubleshooting Chart
Symptom | Possible Cause(s) | Solution |
|
|
|
The projector does not turn | • The | • Ensure that the |
on after initial installation. The | or the AC outlet is not | plugged in and that the AC |
power LED lights red after you | active. | outlet is active. |
press the power button. |
|
|
|
|
|
The projector is on, but there | • Incorrect source selection. | • Select the correct source. |
is no video image | • Source component is not | • Turn on the source. |
| turned on. |
|
|
|
|
A projected image from a | • DVD player is set to | • Turn off progressive scan |
DVD is split or otherwise | progressive scan mode. | on the DVD player. |
scrambled. |
| • Connect the DVD player to |
|
| the HD/RGB 1 or |
|
| HD/RGB 2 input. |
|
|
|
Image is too bright and/or | • Contrast is set too high. | • Lower the contrast setting. |
lacks definition in the bright |
|
|
areas of the image. |
|
|
|
|
|
Image appears “washed out” | • Brightness is set too high. | • Lower the brightness |
and/or dark areas appear too |
| setting. |
bright. |
|
|
|
|
|
5.1
Lamp Replacement
5.2
Troubleshooting Tips
Runco | 39 |
