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7. Organization of the PCA, PMA and Lead-in Area
1) Layout of CD-ROM disc
Center hole Clamping and Label Area Information Area
Lead-in Area
Lead-in Area
Diameter 15 mm
Diameter 46 mm
Diameter 120 mm
Program Area
Read Only Disc
Lead-out Area
Program Area Lead-out Area
Center hole
Clamping and Label Area
Information Area
PCA PMA
Test Area Count Area
Diameter 15 mm
Diameter 45 mm
Diameter 120 mm
Unrecorded Disc
Tsl-00:35:65 Tsl-00:15:05
Tsl-00:13:25
Tsl
99:59:74
00:00:00
in out
Test Area : for performing OPC procedures.
Count Area : to find the usable area immediately in T.A
Tsl : start time of the Lead-in Area, as encoded in ATIP
PMA : Program Memory Area
Disc Center
Disc Center
2) Layout of CD-R/RW disc