SONY RM-LJ304 Remote Control Repair
Job Timeline (Ref 5516-6456)
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SONY RM-LJ304 Remote Repair Details
Manufacturer
SONY
Model
RM-LJ304
Customer's Fault Description
Suddenly stopped working. Looked at IR LED - appear to be working but very dimly. It worked a couple of times after being left but just tried it again after couple of weeks without batteries and no good. The LCD display works well, but this is a two-way and should receive info regarding sound fields and tuner presets from the receiver
Remote Fixer Repair Response
This Sony STR-DB9 receiver controller arrived safely and on inspection was found to have a badly corroded battery terminal, this was replaced but the signal was still erratic.
Tracing back from the IR Led a couple of tiny corrosion points in the print were noticed (see image), this was cleaned up and the print reworked which restored full functionality.
Remote Images


The above images show the actual remote control sent to us by the customer for professional repair services.