RGB Digital Image Signal Circuit

RGB DIGITAL IMAGE SIGNAL CIRCUIT

Description

Transmit the image displayed with AV control unit with RGB digital image signal to the display unit.


Diagnosis Procedure

Regarding Wiring Diagram information, With Color Display With Navi.

1. CHECK CONTINUITY RGB DIGITAL IMAGE SIGNAL CIRCUIT






1.Turn ignition switch OFF.
2.Disconnect display unit connector M151 and AV control unit connector M161.
3.Check continuity between display unit harness connector M151
(A) terminals 27, 28 and AV control unit harness connector
M161 (B) terminals 23 and 24.





4.Check continuity between display unit harness connector M151 (A) terminals 27, 28 and ground.





Are continuity results as specified?
YES- GO TO 2.
NO- Repair harness or connector.

2. CHECK RGB DIGITAL IMAGE SIGNAL






1.Connect display unit connector M151 and AV control unit connector M161.
2.Turn ignition switch ON.
3.Check voltage between display unit harness connector M151
terminals 27, 28 and ground.





Are voltage readings as specified?
YES- Replace display unit. With Color Display With Navigation.
NO- Replace AV control unit. With Color Display With Navi.