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5
• This unit uses a built-in hard disk, which is a precision device. Please handle this unit with sufficient care.
• Do not subject this unit to vibrations or shocks. This may cause trouble specially when the power of the unit is turned on
or when the hard disk is being accessed, and sufficient care is required.
• Do not disconnect the power plug while the power of the unit is turned on or while recording or playing.
• For early detection of faults, we recommend that you request inspection once a year.
There may be cases when the unit’s built-in MOTION DETECTION function does not operate properly due to external
condition or video input signal or other factors.
The user will not be indemnified for problems (e.g., recording failure or playback failure) that occur with either the unit or a
connected device during operation. It is recommended that backups of important recordings are made regularly as a pre-
caution against possible breakdowns and accidents.
Recordable time and product warranty
Continuous recordable time and the estimated time displayed on the menu screen is the continuous recordable time when
operating this unit and is not the product warranty period. Furthermore, it is not the period that guarantees life time at the unit.
Notice about construction of the surveillance system using this unit
•This unit can be controlled by the external devices via RS-232C terminal or LAN terminal. This unit can also be used to
control the external devices via external terminal, RS-422/485, or RS-232C terminal. Owning to these functions, this unit
flexibly applies to the high grade security system, but the whole surveillance system may be affected by the malfunction
of this unit or the external devices depending on the setting contents of this unit or the connection or combination
between the external devices.
•When configuring a surveillance system using this unit, it is recommended to confirm first that this unit operates normally
with the other devices connected or combined.
•It is recommended to copy or back up the important recorded contents to the other devices periodically.
•Damages arising out of any operational error of the surveillance system or loss of the recorded data or any other
damages because of any malfunction of this unit are not covered.
INSTALLATION LOCATION AND HANDLING
•Place this unit on the horizontal and stable place. If this unit is used on the unstable place, the unit may be damaged such
as removal of the DVD/CD disc.
•Do not place this unit close to other equipment. The equipment and this unit have a bad influence each other and the
pictures or audio of this unit may be distorted.
•When a monitor and this unit are placed vertically, the pictures may be distorted or DVD/CD disc may not be ejected.
•Do not let stick your hands into the disc loading slot. You may get your hand caught in the slot and may got injured. If you get
your hand caught, do not get out of the slot by force. Contact your dealer after turning off the power and disconnecting the
plug.
DVD/CD DISC
•Do not use the disc cracked, deformed or repaired with adhesive. The disc may fly into pieces and cause injury.
•Do not touch the playback surface when holding the disc.
•When dew condensation occurs on the disk, wipe the surface off before use.
•Dirt such as fingerprints or dust causes the deterioration of the picture quality and audio quality. Gently wipe the DVD/CD
disc from the center to the outside with a soft cloth.
•When the disc is very dirty, soak a soft cloth with water and screw water of it, wipe off the dirt lightly, then wipe with a dry
cloth.
•Do not use solvent such as benzine and thinner, a record cleaner, and static-stopper. They may damage the disc.
•Do not use the disc described below. They may damage the disk itself or this unit.
Discs on which a piece of paper or sticker is put, or a disk damaged.
Discs which the label is peeled or a disk with oozing
Discs cracked, deformed, or repaired with adhesive
•Store the disc in the specified casing, avoiding the following places.
Places where it will be subjected to direct sunlight
Places with excessive dust.
Places where it will be subjected to high temperatures or high humidity.
•The movie software on the market or privately recorded picture cannot be played back on this unit. Only the picture recorded
on this unit can be played back.
MAINTENANCE OF THE LENS FOR RECORDING/PLAYBACK (LASER PICKUP)
•When any dust adheres on the lens for recording/playback, the image may be distorted or the audio may skip. The normal
recording or playback may become impossible. Ask your dealer for cleaning.
The commercial lens cleaning disk may damage the lens. Do not use it.
The hard disk and cooling fan are not permanent items and will need replacement with time. When operated in an ambient
temperature of 25 °C, it is recommended that both of the hard disk and fan are replaced every 30,000 hours.
(This figure is only a guide, and should not be taken as a guaranteed lifespan of the products. Use the <Elapsed Operating
Time> (System Menu Service Info) as a guide to perform checkups.)