Toshiba 42HP82 Owners Manual - Page 45
Troubleshooting
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Troubleshooting If the picture quality is poor or there is some other problem, check the adjustments, operations, etc., before requesting service. Symptom Checks Remedy Picture is disturbed. • Is a connected component set directly in • Leave some space between the display and Sound is noisy. front or at the side of the display? the connected components. Remote control operates erroneously. The remote controller does not work. • Are the remote controller's batteries worn • Replace both batteries with new ones. out? Display's power does not turn on when the remote controller's power button is pressed. • Is the display's power cord plugged into a • Plug the display's power cord into a power power outlet? outlet. • Are all the display's indicators off? • Press the power button on the display to turn on the power. • Are the remote controller's batteries worn • Replace both batteries with new ones. out? Display does not operate when the remote controller's buttons are pressed. • Is the remote control pointed at the display, or is there an obstacle between the remote controller and the display? • Point the remote controller at the display's remote control sensor when pressing buttons, or remove the obstacle. • Is direct sunlight or strong artificial light shining on the display's remote control sensor? • Eliminate the light by closing curtains, pointing the light in a different direction, etc. • Are the remote controller's batteries worn • Replace both batteries with new ones. out? • The remote cable is plugged into the REMOTE IN terminal (Wired). • Unplug the remote cable from the display. • The front panel buttons of the main unit • Set the Control Lock to OFF. do not function. No sound or picture is produced. • Is the display's power cord plugged into a • Plug the display's power cord into a power power outlet? outlet. Picture appears but no sound is produced. • Is the volume set at the minimum? • Is the mute mode set? • Increase the volume. • Press the remote controller's MUTE button. • Are the speakers properly connected? • Connect the speakers properly. • Is AUDIO INPUT set correctly? • Set AUDIO INPUT on the OPTION menu correctly. Poor picture with VIDEO signal input. • Improper control setting. Local interference. Cable interconnections. Input impedance is not correct level. • Adjust picture control as needed. Try another location for the display. Be sure all connections are secure. Poor picture with RGB signal input. • Improper control setting. • Adjust picture controls as needed. • Incorrect 15 PIN connector pin connections. • Check pin assignments and connections. Tint is poor or colors are weak. • Are the tint and colors properly adjusted? • Adjust the tint and color (under "PICTURE"). Nothing appears on screen. • Is the computer's power turned on? • Turn on the computer's power. • Is a source connected? • Connect source to the display. • Is the power management function in standby or off mode? • Operate the computer (move the mouse, etc.). Part of picture is cut off or picture is • Is the position adjustment appropriate? • Adjust the "SCREEN" properly. not centered. Image is too large or too small. • Is the screen size adjustment appropriate? • Press the "WIDE" button on the remote controller and adjust properly. Picture is unstable. • Is the computer's resolution setting appropriate? • Set to the proper resolution. POWER/STANDBY indicator is lighted in orange or red. • Horizontal and/or vertical sync signal is not present when the Intelligent Power Manager control is on. • Check the input signal. POWER/STANDBY indicator is blinking in red. • The temperature inside the main unit has • Promptly switch off the power of the main become too high and has activated the unit and wait until the internal temperature overheat protector. drops. See*1. POWER/STANDBY indicator is • See *2 blinking in green and red, or green. • Prompty switch off the power of the main unit. See *2. *1 If the display becomes too hot, the overheat protector will be activated and the display will be turned off. If this happens, turn off the power to the display and unplug the power cord. If the room where the display is installed is particularly hot, move the display to a cooler location and wait for the display to cool for 60 minutes. If the problem persists, contact your TOSHIBA dealer for service. *2 If the display turns off 5 seconds after powering on and then the POWER/STANDBY indicator blinks, the power supply circuit, plasma display panel, or one or more fans have been damaged. If this happens, power off the display immediately and contact your dealer or authorized TOSHIBA Service Center. 45