Pioneer PRO-1140HD, PRO-1540HD, PRO-940HD Appendix, Troubleshooting, Problem Possible Solution

Appendix 14

Troubleshooting

Problem	Possible Solution
GENERAL
• No power	• Is the power cord disconnected? (See page 25)
	• Has POWER been turned on? (See page 26)
	• Check if you pressed TV  on the remote control. (See page 26)
	If the indicator on the system lights up red, press TV .
• Power is suddenly turned off	• Is the sleep timer set? (See page 57)
	• Check the power control setting. (See page 63)
	• The system’s internal temperature has increased. Clear/clean the vents. (See page 20)
	• A malfunction may have occurred in the home network module.
• The system cannot be operated	• External influences such as lightning, static electricity, etc., may cause failures.
	Try turning off the Plasma Display or unplugging the power cord. Wait one to two minutes then restore
	power to the panel.
• Remote control unit does not operate	• Check if POWER is Off. Activate the button when the POWER ON and STANDBY indicators are Off.
	• Is the Mode switch set correctly? Slide it to the TV position. (See page 19)
	• Are the batteries inserted with polarity aligned (+, –)? (See page 24)
	• Are the batteries low? (Replace with new batteries.) (See page 24)
	• Point the remote control directly at the panel’s remote control sensor. (See page 24)
	• Is the panel under strong or fluorescent lighting?
	• Is fluorescent light blinding the remote control sensor?
• POWER ON indicator or STANDBY	• The unit’s internal protective circuits may have been activated.
indicator is blinking	Unplug the panel’s power cord from the power outlet. Wait one to two minutes then plug in the panel again.
	If the problem is not solved with this, contact the nearest Pioneer Authorized Independent Service Company,
	or the Customer Support Division (see back cover).
PICTURE/SOUND
• Image and sound are absent	• Verify that the input source is a TV channel rather than from a PC or a DVD player. (See page 27)
	• Check the Parental Control function. (See page 38)
	Enter a password to temporarily cancel the Parental Control function. (See page 42)
	• Check the cable connection with the antenna. (See page 23)
	• Check the cable connection with the source device. (See pages 68 to 74)
• No picture	• Is the connection to other components correct? (See pages 68 to 73)
	• Is a non-compatible PC signal being input? (See page 72)
	• Is picture adjustment correct? (See page 58)
• Sound but no picture	• Check if energy-saving “Picture Off” option is selected. With this option selected, the screen is deactivated;
	only audio is output. To restore the screen display, press any button other than VOL +/– and MUTING. (See
	page 63)
• Picture but no sound	• Verify that the volume is set high enough to hear. (See page 28)
	• Check if the sound is muted. (See page 28)
	• When using a video or PC input source, verify that the audio terminals are also connected.
	(See pages 68 to 70 and 72)
• Sound is reversed between the right and	• Check if the speaker cable connections have been reversed between the right and left or if the speaker cable
left speakers	from either speaker has been disconnected. (See page 21)
• Sound but from only one speaker	• Has the balance been correctly adjusted? (See page 62)
• Picture is cut off	• Is the image position correct? (See page 64)
	• Has the correct screen size been selected? (See page 66)
• Colors are too dark/light or appear	• Adjust the picture tone. (See page 58)
strange	• Is the room too bright? The picture may appear dim in a room that is too bright.

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