Back panel: Speaker terminals, AUX IN (phono/RCA), AM/FM antenna jacks, AC inlet.
The Sony LBT-D505 user manual also provides information on: sony lbtd505 user manual portable
User Manual & Operational Guide for the Sony LBTD505 Back panel: Speaker terminals, AUX IN (phono/RCA), AM/FM
While the Sony LBT-D505 is designed to provide reliable performance, issues may arise. Consult the user manual for troubleshooting guides on: Back panel: Speaker terminals
Sony no longer hosts manuals for this model, but you can find (or similar LBT-D series) manuals at:
Searching for the can be tricky because this classic 1990s system is often listed as separate component manuals rather than a single portable document.