Chapter
Troubleshooting
Review the following points. For details, see the corresponding pages.
Problems | Points to be checked | Page | |
| ff Is the power plug firmly inserted into the outlet? | ― | |
| ff Is the <MAIN POWER> switch set to <OFF>? | 49 | |
Power does not turn on. | ff Is the wall outlet supplying electricity? | ― | |
ff Have the circuit breakers tripped? | ― | ||
| |||
| ff Is the lamp indicator <LAMP> or the temperature indicator <TEMP> lit or flashing? | 129 | |
| ff Is the lamp cover attached securely? | 133 | |
| ff Are connections to external devices correctly performed? | 42 | |
| ff Is the input selection setting correct? | 53 | |
| ff Is the [BRIGHTNESS] adjustment setting at a minimum? | 65 | |
No image appears. | ff Is the external device that is connected to the projector working properly? | ― | |
ff Is the shutter function in use? | 53 | ||
| |||
| ff If the power indicator <ON (G)/STANDBY (R)> is flashing in red, consult your | ― | |
| dealer. | ||
|
| ||
| ff Is the lens cover still attached to the lens? | 48 | |
| ff Is the lens focus set correctly? | 51 | |
Image is fuzzy. | ff Is the projection distance appropriate? | 34 | |
ff Is the lens dirty? | 20 | ||
| |||
| ff Is the projector installed perpendicular to the screen? | ― | |
| ff Is [COLOR] or [TINT] adjusted correctly? | 65 | |
Color is pale or grayish. | ff Is the external device connected to the projector adjusted correctly? | 42 | |
| ff Is the RGB cable damaged? | ― | |
| ff Is the external device connected correctly to the audio input terminal? | 29 | |
Audio is not output. | ff Is [MUTE] in [AUDIO SETTING] set to [ON]? | 95 | |
| ff Is the audio input selection in [AUDIO SETTING] set correctly? | 95 | |
Audio is not output from | ff Is | 95 | |
the | ff Is the audio input selection in [AUDIO SETTING] set correctly? | 95 | |
| ff Are the batteries depleted? | ― | |
| ff Is the polarity of the batteries set correctly? | 30 | |
| ff Are there any obstructions between the remote control and the remote control | 27 | |
| signal receiver of the projector? | ||
|
| ||
| ff Is the remote control being used beyond its effective operation range? | 27 | |
Remote control does not | ff Are other forms of light, such as fluorescent light, affecting the projection? | 27 | |
respond. | ff Is the [REMOTE CONTROL] setting in [CONTROL DEVICE SETUP] set to | 108 | |
| [DISABLE]? | ||
|
| ||
| ff Is the <REMOTE 2 IN> terminal used for contact control? | 145 | |
| ff Is the ID number setting operation correct? | 30 | |
| ff Is the cable that is connected to the <REMOTE 1 IN> terminal connected to the | 31 | |
| remote control wired terminal? | ||
|
| ||
Menu screen does not | ff Is the | 81 | |
appear. | |||
|
| ||
Buttons on the control | ff Is the [CONTROL PANEL] setting in [CONTROL DEVICE SETUP] set to | 108 | |
[DISABLE]? | |||
panel do not operate. |
| ||
ff Is the <REMOTE 2 IN> terminal used for contact control? | 145 | ||
| |||
Image does not display | ff Is the [SYSTEM SELECTOR] selection set correctly? | 68 | |
ff Is there a problem with the video tape or other image sources? | ― | ||
correctly. | |||
ff Is a signal which is not compatible with the projector being input? | 148 | ||
| |||
| ff Is the cable too long? (For D‑Sub cables, the cable length should be 10 m (32'10") | ― | |
| or shorter.) | ||
|
| ||
Image from a computer | ff Is the external video output on the laptop computer set correctly? (Ex.: The |
| |
does not appear. | external output settings may be switched by pressing “Fn” + “F3” or “Fn” + “F10” | ― | |
| simultaneously. Since the method varies depending on the computer type, refer to | ||
|
| ||
| the user manual provided with your computer.) |
| |
Image output from DVI‑D | ff Is the | 80 | |
ff The graphics accelerator driver of the computer may need to be updated to the |
| ||
of the computer does not | ― | ||
latest version. | |||
appear. |
| ||
ff The computer may need to be restarted after performing the | 80 | ||
|
136 - ENGLISH