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Disclaimer2010 Land Rover Range Rover (LM) V8-5.0L SC Technical Service Bulletin # TECLTB00008 Date: 070301

Disclaimer2010 Land Rover Range Rover (LM) V8-5.0L SC Technical Service Bulletin # TECLTB00008 Date: 070301



Audio System - No or Intermittent Audio Sound



No: LTB00008



Issue: 1



Date: 01 Mar 2007



SECTION: 415-00 - ENTERTAINMENT SYSTEM



Audio System Amplifier Diagnostic Aid



AFFECTED VEHICLE RANGE:



LR3 (LA)



VIN: 5A000360 onwards



Range Rover Sport (LS)



VIN: 6A900129 onwards



Range Rover (LM)



VIN: 5A173145 onwards



CONDITION SUMMARY:



DIAGNOSTIC AID FOR AUDIO SOUND CONCERNS ON VEHICLES EQUIPPED WITH HARMON KARDON AND HARMON KARDON



"LOGIC7" AUDIO SYSTEMS



Situation:



2010 Land Rover Range Rover (LM) V8-5.0L SC Page 102



A customer may report a concern of no sound or intermittent sound from the audio system. Investigation using diagnostic equipment reveals no



communications to amplifier, the Media Orientation System Transport (MOST) ring is inoperative or the audio amplifier is inoperative. Various



issues can lead to the reported concern.



Action:



Should a customer express a concern regarding the above, refer to the Repair Procedure detailed in this bulletin to diagnose the root cause of the



concern.



PARTS:



NOTE:



Before any amplifier replacements are accepted, a working unit functional check MUST BE carried out. It must first be determined that the



reported problem is rectified by installing a replacement amplifier and that the reported problem returns when the suspect amplifier is reinstalled,



before replacing an amplifier.



WARRANTY:



No warranty provided for this bulletin. Diagnostic information purposes only. Normal warranty policy and procedures apply.



REPAIR PROCEDURE



DIAGNOSE AUDIO SYSTEM CONCERNS



NOTE:



There should be NO circumstances where vehicles built after March 2005 should need the base software re-loaded.



NOTE:



The order for the available MOST ring components is as follows:



LR3 / Range Rover Sport:



1. Integrated Head Unit (IHU)



2. High Line Display Front (HLDF)



3. Audio amplifier (AUD)



4. Satellite Digital radio / Television (SDARS/TV) (if equipped)



5. Rear Seat Entertainment (RSE) interface (if equipped)



6. Personal Telephone Integration (PTI) module (if equipped)



New Range Rover:



1. Integrated Head Unit (IHU)



2. High Line Display Front (HLDF)



3. CD Changer (CDC)



4. Personal Telephone Integration (PTI) module



5. Satellite Digital radio (SAT) (if equipped)



6. Rear Seat Entertainment (RSE) interface (if equipped)



7. Audio amplifier (AUD)



NOTE:



2010 Land Rover Range Rover (LM) V8-5.0L SC Page 103



Software part numbers for applicable amplifier part numbers are as follows:



SOFTWARE PART NUMBERS



1. Refer to the AUDIO SYSTEM DIAGNOSTIC TABLE to identify the reported audio problem(s) to the PROBLEMS listed in the table.



2. Carry out the CORRECTIVE ACTIONS for the CHECKS/CAUSES associated with the suspected PROBLEMS.



3. If CORRECTIVE ACTIONS do not rectify the problem, verify if the reported problem is rectified by installing a known working amplifier



and that the reported problem returns when the suspect amplifier is reinstalled, before determining that the vehicle amplifier requires



replacement.



2010 Land Rover Range Rover (LM) V8-5.0L SC Page 104



2010 Land Rover Range Rover (LM) V8-5.0L SC Page 105



AUDIO SYSTEM DIAGNOSTIC TABLE

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