DIS Digital Conference System
User Manual
4
apparatus, the apparatus has been
exposed to rain or moisture, does not
operate normally, or has been dropped
.
18
Replacement Parts
- When replacement
parts are required, be sure the service
technician has used replacement parts
specified by the manufacturer or having the
same characteristics as the original part.
Unauthorized substitutions may result in fire,
electric shock or other hazards.
19
Safety Check
- Upon completion of any
service or repairs to this apparatus, ask the
service technician to perform safety checks to
determine that the apparatus is in proper
operating condition.
20
Overloading
- Do not overload outlets and
extension cords as this can result in a risk of
fire or electric shock.
21
Power Sources
- This apparatus should be
operated only from the type of power source
indicated on the marking label. If you are not
sure of the type of power supply you plan to
use, consult your appliance dealer or local
power company. For apparatuses intended to
operate from battery power, or other sources,
refer to the operating instructions.
22
Power Lines
- An outdoor system should not
be located in the vicinity of overhead power
lines or other electric light or power circuits, or
where it can fall into such power lines or
circuits. When installing an outdoor system,
extreme care should be taken to keep from
activating such power lines or circuits, as
contact with them might be fatal.
23
Object and Liquid Entry
- Never push
objects of any kind into this apparatus through
openings as they may touch dangerous
voltage points or short-out parts that could
result in a fire or electric shock.
Never spill liquid of any kind on the
apparatus. Should any liquid or solid object
fall into the cabinet, unplug the unit and have
it checked by qualified personnel before
operating it further.
Labels
“Lightning Flash Symbol” with
the lightning flash with
arrowhead symbol within an
equilateral triangle, is intended
to alert the user to the presence
of un-insulated "dangerous
voltage" within the product enclosure that may
be of sufficient magnitude to constitute a risk of
shock to persons.
“Exclamation Point Symbol” with the
exclamation point within an equilateral triangle
is intended to alert the user to the presence of
important operating and maintenance
(servicing) instructions in the literature
accompanying the product.
Note for Power Connections
Check that the voltage of your local
power supply is within the
operating voltage of the unit. If a
voltage conversion is required, consult your DIS
dealer or qualified personnel.
Set the Power switch to ‘Off’ if it is not used for
several days.
Important:
The equipment must be connected
to earth (ground)
The wires in the main lead supplied with the
equipment are colored in accordance with the
following codes:
Green-and-yellow Earth (Ground)
Blue
Neutral
Brown
Live
The green-and-yellow wire must be connected
to the terminal in the plug marked with the
letter E or with the safety earth symbol or
marked with green-and-yellow color.
The blue wire must be connected to the
terminal marked with the letter N or marked
with black color.
The brown wire must be connected to the
terminal marked with the letter L or marked
with red color.
For pluggable equipment, the socket-outlet shall
be installed near the equipment and shall be
easily accessible.
Power Disconnect
Apparatuses with or without On/Off switches
have power supplied to the apparatus whenever
the power cord is inserted into the power
source; however, the apparatus is operational
only when the On/Off switch is in the On
position. The power cord is the main power
disconnect for all apparatuses.
Compliancy
