Troubleshooting
Before calling service personnel, please check the following troubleshooting guide. If any problem still persists, unplug the TV set and call for servicing.
Symptom | Check List |
No picture, no sound | ssCheck if the main power of the TV is turned on. |
| ssCheck the connection of the power cord and/or other cables. |
Normal picture, no sound | ssCheck the volume level. |
| ssCheck if the button has been pressed or not. |
| ssCheck the connection of the external equipment. |
Poor colour or no colour, normal sound | ssCheck the value level of “Brightness”, “Contrast” and |
| “Colour” in Picture menu. |
Multiple images, normal sound | ssCheck the antenna connection and direction. |
| ssFine tuning the TV. |
| ssCheck the connection of the external equipment. |
| ssThe TV station may have broadcast difficulties. Try another |
| channel. |
Snowy picture, poor sound | ssCheck the antenna connection and direction. |
| ssThe TV station may have broadcast difficulties. Try another |
| channel. |
Intermittent interference | ssCheck if the source of interference is shield well. |
| ssRemove those kinds of electrical devices away from the TV. |
Poor stereo sound | ssThe TV station may have broadcast difficulties. Try to |
| change to mono mode. |
Remote control does not work | ssCheck if the batteries are installed correctly. |
| ssThe batteries may be exhausted. Replace them with new |
| ones. |
| ssRemove all obstruction between the remote control and the |
| remote control sensor. |
| ssEnsure there is no strong light shining on the remote control |
| sensor. |
HITACHI logo appears on the screen | ssThe TV cannot detect any signals from any input terminals. |
| ssCheck if the cable is connected correctly and firmly. |
| ssCheck if the power of any external equipment is turned on. |
| ssCheck if the input source selection is correct. |
HITACHI logo or “Unsupported Signal” | ssCheck if the display resolution and frequency from your PC |
appears on the screen (RGB mode only) | is a valid mode for the TV. Refer to the recommended RGB |
| input signal chart |
Image not centered (RGB mode only) | ssAdjust the “H Position” and “V Position” in the Picture |
| menu. |
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