Brand: HITACHI
Category: Other
Document Type: Manual
Language: EN
Available Languages: EN , ES
Uploaded: Nov. 21, 2025, 6:47 p.m.
Please refer to the "WARRANTY AND AFTER-SERVICE" section at the end of the manual for warranty details.
| Symptom | Possible cause | Remedy | Page |
|---|---|---|---|
| The power is not turned on. | The main power switch is not turned on. | Turn on the main power switch. | 7,8 |
| The power cord is disconnected. | Plug the power cord into an AC power outlet. | 9 | |
| No video or audio. | The input is not correctly set. | Use the projector or remote control transmitter to set. | 6,7 |
| No signal input. | Connect correctly. | 6,7 | |
| The projector is not correctly connected. | Connect correctly. | 6,7 | |
| Video is present but no audio. | The volume is set to minimum. | Press VOLUME on the remote control or display the menu screen and adjust the volume. | 10,14 |
| Mute is turned on. | Press the MUTE button. | 10 | |
| Audio is present but no video. | The projector is not correctly connected. | Connect correctly. | 6,7 |
| The brightness is set to minimum. | Select BRIGHT with the MENU button and the press the button. | 11 | |
| Colors are pale and color matching is poor. | The slide lens door is still closed. | Open the slide lens door. | 8 |
| Color density and color matching are not correctly adjusted. | Adjust the video. | 11 | |
| Brightness and contrast are not correctly adjusted. | Adjust the video. | 11 | |
| Images are dark. | The lamp is nearing the end of its service life. | Replace with a new lamp. | 16,17 |
| Images are blurred. | Focus or H PHASE is out of adjustment. | Adjust the focus or H PHASE. | 8,11 |