Mitsubishi Electronics WD-73740, WD-82CB1, 840 SERIES manual TV Channels Symptom Remarks

40Appendices

Appendix B: Troubleshooting, continued

General TV Operation
	Symptom	Remarks
9.	I have turned on CEC for my HDMI devices	• First turn off the TV’s HDMI control for the specific device.
	but control is erratic and I wish to disable it.	Open the Inputs > HDMI Control menu, select the device,
		select Off.
		• Disable CEC on the device itself. See the device’s instruc-
		tions.
		• If the problem persists, do the following:
		1. Disconnect the device from the TV.
		2. Open the Inputs > Name menu and select Delete for
		the device.
		3. Reconnect the device to the TV and Auto Input Sensing
		will recognize the device with CEC disabled.
TV Channels
	Symptom	Remarks
1.	The TV takes several seconds to respond to	• It is normal for digital channels to take longer to tune in.
	channel changes.	• Press ENTER after entering a channel number to minimize
		delays.
		• Use a 4-digit number for an over-the-air digital channel.
		• Use a 6-digit number for digital cable channels if your cable
		service is able to recognize 6-digit channel numbers.
2.	You cannot access a channel.	• Use number keys instead of CH.
		• Be sure the channel you want to view is in memory.
		• Check that the TV is switched to the correct device or
		antenna for that channel by pressing the INPUT key.
		• Make sure the Lock > Parental menu lock is set to Off.
		• If you cannot tune to a virtual digital channel even though the
		TV has already memorized digital channels, tune to the physi-
		cal channel number used by the broadcaster. The virtual
		channel will then be automatically added to memory.
		• You may be trying to tune to an analog channel that is no
		longer broadcasting.
3.	When ChannelView list is displayed, informa-	• Press INFO to update the display for the highlighted channel.
	tion appears incomplete	• Program information is displayed only for the currently tuned
		channel.
		• Available information is sent from the broadcaster or cable
		provider. No other data is available.
		• Make sure the TV clock is set correctly.

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