NEC N8151-32B, Руководство пользователя

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Cleaning of Disk
If a specific disk is used for a long time, the data side of the disk may be covered with dust
and/or dirt. This may cause data read/write to be done incorrectly.
To remove the dust and dirt covering the data side of the disk, wipe out them by using soft
and dry cloth or commercially available cleaner so that the disk may not be damaged. Do
not use any solvents.
Clean a disk so that it may not get hurt. If a disk gets hurt, the important data in the disk
may not be read or may be broken.
Carriage of Built-in DVD-RAM Drive
Follow the procedure below to carry the Built-in DVD-RAM drive.
WARNING
Do not disassemble, repair, or alter the Built-in DVD-RAM drive.
Never attempt to disassemble, repair, or alter the Built-in DVD-RAM drive on any
occasion other than described in this User's Guide or the manual of the computer in
which the product is installed if you are not a maintenance engineer. Failure to follow
this instruction may cause an electric shock or a fire as well as malfunctions of the
product.
Do not install or uninstall the product while the power cord of the computer is
connected to the AC inlet.
Turn off the power of the computer and unplug the power cord from the AC inlet
before installing/uninstalling the product to/from the computer. If the power is turned
off but the power cord remains inserted to the AC inlet, certain current flows in the
computer. Having your body touch parts in the product in such condition may cause
an electric shock.