Mitsubishi Electric DX-TL900U Installation And Operation Manual Download

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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 precaution 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 of the unit.

WARNING:

The supplied power cord is used for 120V only. Never connect to any outlet or power supply
having a different voltage or frequency.

NEVER TOUCH OR INSERT ANY OBJECT INSIDE THE UNIT

Touching the inside of the cabinet or inserting foreign objects of any kind not only creates a safety hazard but can
also cause extensive damage.

PROTECT THE POWER CORD

Damage to the power cord may cause fire or shock hazard. If the mains cord is damaged, switch off the mains
outlet and carefully unplug the cord by holding the mains plug.

UNPLUG THE POWER CORD DURING A LONG ABSENCE

Turn off the power and unplug the power cord during a long absence.

MAINTAIN GOOD VENTILATION

Do not obstruct the many ventilation holes on the unit. For maximum ventilation, leave some space around the unit
and place the unit on a hard level surface only, and ensure it is not covered during use. Heavy objects should
never be placed on the unit.

WHEN NOT IN USE

When not in use always turn OFF the MAIN switch.

CABINET CARE

Never use petroleum-based cleaners. Clean with a soft cloth moistened with soap and water and wipe dry.
PVC cables or leads should not be left in contact with the cabinet surface for long periods.

INSTALLATION LOCATION

For excellent performance and lasting reliability install in a location that is:-
1. Well ventilated, out of direct sunlight and away from direct heat.
2. A solid vibration-free surface.
3. Free from high humidity, excessive dust and away from magnetic fields.
4. Please ensure that the ventilation fan located on the unit’s back panel is not blocked.

UNSUITABLE LOCATIONS

Placing the unit in the following places might shorten the product life:
• Extremely cold places, such as refrigerated warehouses and ice houses
• Places where excessive hydrogen sulfide is likely to be generated, such as hot-springs areas
• Places or locations with salt air environment.

WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS APPARATUS TO RAIN OR

MOISTURE. THIS APPARATUS MUST BE GROUNDED.

HEAVY OBJECTS SHOULD NEVER BE PLACED ON THE UNIT (E.G., Monitor)

Caution and care

• This unit has built-in hard disk’s. Please handle this unit with care.
• Do not subject this unit to vibrations or shocks. This may cause trouble specially when the unit is switched on

or when the hard disk is being accessed, and sufficient care is required.

• Do not disconnect the power plug while the unit is switched on or while recording or playing.
• For early detection of faults, we recommend that the unit be checked once a year.