Usage precautions – Panasonic CF-VDR721 User Manual
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Usage Precautions
o Do not place items other than discs on the tray.
o
Do not leave the tray in the open position or touch the lens area. Should the lens
become soiled by dust or dirt, the unit may not read discs properly,
o
Under some conditions, dust may build up on the optical lens or disc, possibly resulting in
malfunction.
o Do not apply excessive force to the tray in the open position, doing so could damage the
tray.
o
Do not open the drive or move the computer while the drive is being accessed. Doing so
could cause it to malfunction. In addition, after running an application involving access to
a disc, do not open the drive or remove the disc until after the application has been closed,
o After closing the tray, do not attempt to access a disc until the MP indicator (^) disap
pears.
o
Do not expose the drive to oily or tobacco smoke. Doing so could shorten the service life
of the lens.
• Cleaning the drive using a CD lens cleaner (except a liquid type cleaner) is recommended
if it malfunctions.
o Never insert foreign objects such as paper clips into the drive,
o
Do not use discs that have become deformed (warped, not completely round, etc.),
o
When the drive is installed, do not use an external CD-ROM drive or DVD-ROM drive.
To avoid damaging discs:
o
Do not touch the surface as it can cause the disc to become dirty or scratched,
o
Do not allow discs to become dirty or scratched.
o
Do not place or store discs in locations exposed to heat, direct sunlight, humidity or dust,
o Do not write on the surface of the disc with a bail-point pen or other writing instrument,
o
If the disc is brought from a cold into a warm environment, moisture may form on the disc.
Wipe this moisture off with a soft, dry, lint-free cloth before using the disc,
e
Do not drop, bend, or place heavy objects on top of discs,
e Cleaning the disc using a CD cleaner is recommended once every 2 or 3 months.
If the disc gets dirty
After wiping the disc with a moist, soft cloth, wipe it with a dry cloth. Always wipe from
the center toward the edge.