How to replace the laser diode in a CD laser head

Home / How to replace the laser diode in a CD laser head

Replacing the laser involves opening the CD player, removing mechanical components, and installing the new pickup. I'll show you instructions for this model but you'll probably be able to adapt them if you. The laser assembly, known as the optical pickup unit (OPU), is responsible for reading the microscopic pits on a CD's. The problem is, that after diode replacement the laser beam fails to locate in the middle of the photodetector IC (also known as PDIC).

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I am trying to restore some vintage cd players but I have problems with optical pickups (most of them are not available any more). So, I was wondering if it is possible to replace the laser

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