Samsung SH-S223L Light Scribe User Manual page 19

While the LED indicator is blinking green, do not turn the PC off, nor disconnect the DVD Writer.
Otherwise it may cause damage to the drive.
How to Use a Horizontally Installed Drive
You can use 3.15 Inch or 4.72 Inch (8cm or 12cm)
disc.
The drive cannot read the disc properly if any part of the
disc is placed outside the tray guiding line.
How to Use a Vertically Installed Drive
This drive can be installed vertically.
You can use only the 4.72 Inch (12cm) disc.
(You cannot use the 3.15 Inch (8cm) disc)
The drive cannot read the disc properly if any part of the
disc is placed outside the tray guiding line.
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SH-S223L(TS-H663L)Light Scribe
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