Troubleshooting
Symptom | Probable cause | Corrective action | Page | |
|
|
|
| |
Video image is | Is focus adjusted correctly? | Adjust focus with the focus ring of the lens. | 25 | |
fuzzy. |
|
|
| |
Is the projector placed too near or too far from | Set the projector at the correct distance. | 16 | ||
| ||||
| the screen? |
|
| |
|
|
|
| |
| Are “Tracking” and “Phase” adjusted correctly? | Adjust “Tracking” and “Phase” on the menu. | 36 | |
|
|
|
| |
Video image is ab- | Is “Brightness” adjusted correctly? | Adjust “Brightness” on the menu. | 36 | |
normally dark or |
|
|
| |
bright. |
|
|
| |
|
|
|
| |
Color is poor or un- | Is picture quality (color, density, etc.) adjusted | Adjust picture quality on the menu. | 36 | |
stable. | correctly? |
|
| |
|
|
|
| |
| Is the correct “Decoder” selected? | Set the “Decoder” to “AUTO” or the correct | 37 | |
|
| dedicated decoder. |
| |
|
| If the problem is not rectified after setting to |
| |
|
| “AUTO”, set to forced dedicated mode. |
| |
|
|
|
| |
| Are signals (scanning frequency, etc.) from the | Check if the signal is appropriate (scanning fre- | 18, 19 | |
| connected device appropriate? | quency, etc.), and input the appropriate signal. |
| |
|
|
|
| |
| Is the PC2 input terminal being used? | When the PC2 input terminal is being used, | 38 | |
|
| “PC 2(BNC)” must be selected from the |
| |
|
| “Options” menu. Set it correctly according to |
| |
|
| the input signal. |
| |
|
|
|
| |
The upper part of | While computer signals are input, are sync sig- | Input separate sync signals for vertical sync | 18, 19 | |
the video image | nals for composite sync (Cs) or G on sync be- | (V) and horizontal sync (H) signals. |
| |
bows or distorts. | ing inputted? |
|
| |
|
|
|
| |
| Are signals with much jitter or skew distortion | Input signals with little jitter or skew distortion. | ||
| being input from a video deck? | Use a TBC or a device with a |
| |
|
|
|
| |
Remote control unit | Are batteries installed correctly? | Match the polarities of batteries correctly, as | 13 | |
does not work. |
| shown on the battery cartridge. |
| |
|
|
|
| |
| Are batteries exhausted? | Replace with new batteries. | 13 | |
|
|
|
| |
| Is there an obstructive object between the re- | Remove any shielding objects. | 17 | |
| mote control unit and the remote sensor? |
|
| |
|
|
|
| |
| Is the remote control held too far from the sen- | Use the remote control unit at a nearer point. | 17 | |
| sor? |
|
| |
|
|
|
|
•This projector uses a micro computer. External noise may cause it to malfunction. If this happens, unplug from the main power outlet and then plug on again. (☞ page 24, 26)
47
