The D6920 Mk2 is a stereo cassette tape deck, part of the iconic "Black Tulip" series or the Hi-Fi International line. Unlike standard decks of the era, the Mk2 featured:
: Before diving into the electronics, always check the . These models are notorious for the belts turning into a tar-like substance over 30 years. Clean the pulleys thoroughly with 90% isopropyl alcohol before installing a new belt kit! Philips D6920 Mk2 Service Manual