Audi Workshop Service and Repair Manuals > A4 Mk1 > Vehicle electrics | Radio, Telephone and Navigation System - Self-diagnosis | Self diagnosis, V.A.G Inspection Service | Self-diagnosis of TV tuner

Radio, Telephone and Navigation System - Self-diagnosis

Self-diagnosis of TV tuner

Reading measured value block

Performing "Read measured value block" function

→ Indicated on display:

Rapid data transfer HELP

Select function XX

→ Indicated on display:

Rapid data transfer Q

08 - Read measured value block

→ Indicated on display:

Read measured value block

Enter display group number XXX

The measured value block selected is then displayed in standardised form.

List of display groups:


Display group number	Indicated on display
001	1 = Rear monitor connection 2 = On/off
002	1 = TV aerial 1 2 = OK/short/open circuit 3 = TV aerial 2 4 = OK/short/open circuit
003	1 = TV aerial 3 2 = OK/short/open circuit 3 = TV aerial 4 4 = OK/short/open circuit
004	1/2 = Connections to navigation unit 3 = OK/short/open circuit
005	1 = External input AV1 2 = External input AV2

Measured value block 001


Read measured value block 1		⇒	◂ Indicated on display
Off



	Connection to rear monitor ▪ Off = No connection ▪ On = Switched on

Measured value block 002


Read measured value block 2			⇒	◂ Indicated on display
TV aer. 1	OK	TV aer. 2	OK
				Condition of TV aerial 2 ▪ OK ▪ Short ▪ Open circuit
			TV aerial 2
		Condition of TV aerial 1 ▪ OK ▪ Short ▪ Open circuit
	TV aerial 1

Measured value block 003


Read measured value block 3			⇒	◂ Indicated on display
TV aer. 3	OK	TV aer. 4	OK
				Condition of TV aerial 4 ▪ OK ▪ Short ▪ Open circuit
			TV aerial 4
		Condition of TV aerial 3 ▪ OK ▪ Short ▪ Open circuit
	TV aerial 3

Measured value block 004


Read measured value block 4			⇒	◂ Indicated on display
Navigat.	Connect.	OK

			Condition of connection ▪ OK ▪ Short ▪ Open circuit

	Connection to navigation unit

Measured value block 005


Read measured value block 5			⇒	◂ Indicated on display
AV1 open	AV2 open


		External input AV2 ▪ open ▪ occupied
	External input AV1 ▪ open ▪ occupied

Audi Workshop Service and Repair Manuals