LG BP50NB40 Service Manual page 52

In case of writing fail.
Normal Case
Check the Media
CD-R or CD-RW or
DVD+R or DVD-RAM or
DVD+RW or BD-R or
BD-RE ?
YES
Does the disc
have any Dust, Scratch,
Fingerprint...?
NO
Is the write
Tool(version) supported by
LG Super-Multi Blue Drive?
YES
Check disc information on Writng Tool.
[If you get some data information with
"Non Recordable Disc" Message, the
disc is finalized -Finalized Disc :
unrecordable Disc any more]
Finalized Disc?
YES
If CD-R disc, use new CD-R disc.
If CD-RW disc, erase the disc.
If DVD+R disc, use new DVD+R disc.
If DVD+RW disc, erase the disc.
If BD-R disc, use new BD-R disc.
NO
Check disc Label.
YES Remove the Dust, Fingerprint and
if the disc has long width
Scratch, change it.
NO
Use LG bundle Software
(Write Tool & Version)
NO
Eject Disc.
Go to "Writing Part Check"
52