Related To Integral Switch

NOTE:

Check That There Is No Malfunction Of Integral Switch Main Body Before Performing A Diagnosis.

Symptoms	Check items	Probable malfunction location
Integral switch and multifunction switch operation does not work.	All switches cannot be operated. Integral switch display screen is displayed "MULTI AV" is displayed on system selection screen when the CONSULT is started.	AV communication circuit between display control unit and integral switch malfunction. Perform CONSULT self - diagnosis. Refer to CONSULT FUNCTION .
	All switches cannot be operated. Integral switch display screen is not displayed "MULTI AV" is displayed on system selection screen when the CONSULT is started.	Integral switch power supply and ground circuit malfunction. Refer to DIAGNOSIS PROCEDURE .
	All switches cannot be operated. "MULTI AV" is not displayed on system selection screen when the CONSULT is initialized.	Display control unit power supply and ground circuit malfunction. Refer to DIAGNOSIS PROCEDURE .
	Only specified switch cannot be operated.	Integral switch or multifunction switch malfunction. Perform multifunction switch and preset switch self - diagnosis function. Refer to ON BOARD DIAGNOSIS FUNCTION .
Integral switch display screen is not displayed	Switches can be operated.	LVDS signal circuit between display control unit and integral switch.
Integral switch display screen is not displayed	Switches cannot be operated.	Integral switch power supply and ground circuit malfunction. Refer to DIAGNOSIS PROCEDURE .