# D-155

DISCMAN / Included components may vary by country or region of purchase: RM-DM23

## Manuals & Warranty

- [PDF User's Guide](/content/electronics/support/res/manuals/W000/W0002607M.pdf) (489.1 KB, Release Date: 08/17/2003)

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### Product Alerts

- [End of support notification for products using the Windows 10 operating system](/content/electronics/support/portable-music-players-other-portable-music-players/d-155/articles/00356520/index.html)
- [Electronic Equipment Recycling and Reuse](/content/electronics/support/portable-music-players-other-portable-music-players/d-155/articles/00285414/index.html)
- [Notice of Limited Warranty Updates for Sony Electronics Inc. and Sony of Canada Ltd.](/content/electronics/support/portable-music-players-other-portable-music-players/d-155/articles/00230321/index.html)