The new room of the HA5KDR radio club at the National Defense University.

Here’s how to repair a Denon S3000 CD player which gives “Disc read error”: You don’t need to dissassemble the whole unit, only unmount the CD drive: You’ll need to replace the laser pickup. According to the service manual, this player uses the Hitachi HOP-1200R (HOP-1200S and HOP-1200W are also compatible with this unit). I […]

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