LG Electronics GSA-4165B, GSA-4168B, GSA-4167B Layout of DVD+RW disc, Disc Center, Diameter 120 mm

3) Layout of DVD+RW disc

Disc Center Diameter 120 mm

Diameter 44 mm

Diameter 33 mm

Diameter 22 mm

Diameter 16 mm

Diameter 15 mm

Center	Clamping	3rd transtion	Information Zone
hole	Zone	area
1st transition area			Rim area
2nd transition area

in

Unrecorded Disc

Lead-in Zone Data Zone Lead -out Zone

Inner Disc	Inner Disc	Outer Disc	Outer Disc
Test Zone	Count Zone	Test Zone	Count Zone

OUT

PSN: 2A480H 2A7C80H 2DC80H 30000H 260540H 262940H 265940H 266140H

>Inner Disc Test Zone : for performing OPC procedures.

>Inner Disc Count Zone : for counting the number of OPC algorithm performed in IDT Zone.

>Outer Disc Test Zone : for performing OPC procedures.

>Outer Disc Count Zone : for counting the number of OPC algorithm performed in IDT Zone.

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