LG RH178H Service Manual page 84

4) Layout of DVD-R/RW disc
Disc Center
Diameter 120 mm
Diameter 44mm
Diameter 33mm
Diameter 22mm
Diameter 16mm
Diameter 15mm
Center Clamping 3th transition
Unrecorded Disc
hole Area area
1th transition area Rim
2th transition area area
Inform ation Area
R-Information
Lead-in Lead-out
Data Recordable Area
Area
Area
Area
PCA RMA
(Power Calibration (Recording
Area) Management Area)
in
1E800H 203B0H 203C0H 22F90H 22FA0H 30000H
PSN :
4-23