General Information

Tuner/Amplifier
U1000 Amplifier Unit Error - General Information

Component Location





General Description

The Power Tuner will be applied to domestic, China and general markets. It has some functions like below.
1. Speech signal transmission by Most communication 2. FM/AM Tuner and Power Amplifier Combined 3. Embedded FM double tuner 4. Antenna diversity function applied for improvement in reception 5. 11 channel audio amplifier. (Logic 7)

DTC Description

This code is set when the head unit detected a defect by self diagnosis.

DTC Detecting Condition





Diagnostic Circuit Diagram





Signal Waveform & Data








Fig.1) Start of Wake up line diagnosis test
Fig.2) Result of Wake up line diagnosis test