The Cambridge CXC manual says it reads CD-R discs with the appropriate logo - Compact Disc Digital Audio. Unfortunately, the logo does not copy here, but it is in the manual.
"Normal disc play
This unit has been designed to play compact discs, recordable
CDs (CD-R) and re-writable CDs (CD-RW) bearing the
identification logo shown here. No other discs can be used.
Any CD-R/CD-RW discs should contain properly recorded
TOC (Table of Contents) information so that they can be played back. This unit
can play only the discs recorded in the CD-DA format designed for music
reproduction. Do not attempt to play a disc containing other data, such as a
CD-ROM for PCs with MP3 or WMA files, on this unit. This unit
can play only the discs recorded in the CD-DA format designed for music
reproduction. This unit can play only the discs recorded in the CD-DA format designed for music
reproduction. Do not attempt to play a disc containing other data, such as a
CD-ROM for PCs with MP3 or WMA files, on this unit."
https://www.cambridgeaudio.com/usa/en/products/cx/cxc