LG CA40N - Manual (Page 7)

6
Cleaning Media
If dust or fingerprints get on the disc, wipe it with a soft cloth
from the center to the edge.
CAUTION: Do not use benzene, paint thinner, record cleaner, solvent, or
static repellent. This can damage the disc.
Cleaning the Drive
Cleaning the inside of the drive is not recommended.
Slim SATA Drive Connector
Drive Connectors