EV Rider MA-1212 - Manual (Page 3)

Do not obstruct the ventilation grilles of the equipment.
Avoid having the amplifier worked on overload for a long time.
Fully tighten the screw terminals for speakers in order to ensure a safe contact.
Do not force command parts (buttons, controls, etc.).
When cleaning external parts, do not use thinners, spirits, or any other volatile substances.
No naked flame sources, such as lighted candles, should be placed on the apparatus.
9. If the equipment gives off any strange oder or smoke, switch it off immediately and disconnect the
8. If the equipment is not to be used for long periods of time, switch it off and disconnect the power
Never attempt to make any repairs that are not described in this manual. Contact your authorized
Make sure that no objects or liquids can get into the speaker, as this could cause a short circuit.
2. The power supply voltage of the amplifier has a sufficiently high value to involve the risk of electrical
shock; therefore, never install, connect, or disconnect the equipment with the power supply
PRECAUTIONS
DESCRIPTION
SAFETY PRECAUTIONS
power from the supply cable.
supply cable.
To prevent the risk of electric shock, there are no parts inside that the never open the equipment:
can use. user
5.
6.
7.
safety information.
1. Please read the notes proceeded by the symbol as they provide important with special attention,
centers or highly qualified personnel when: service
The equipment does not function (or functions in an abnormal way).
The power supply cable has been seriously damaged.
Objects or liquids have got into the equipment.
The equipment has been subject to heavy impact.
all PA sound systems. They incorporate the following functions: through
The amplifiers in the MA-1212 series have been expressly designed for transmitting announcements
phantom supply.
2 stereo RCA input, four stage sensitivity selectable.
600 auxiliary signal(Aux. Paging) input.
1 "PRE OUT" output.
1 "MONITOR OUTPUT" and "1W/8 " slave output for monitor music signal.
1 "MAIN IN" input.
Input 1 priority on the other inputs with vocal activation.
Input 1, 2, 3, 4 priority on the other inputs, activation with contact.
Outputs for speakers with constant impedance (4 ohm) and constant voltage (25-70-100 V).
24V dc
10 combination jack (XLR and 6.3mm) inputs, line/micro switchable sensitivity with excludable
Treble and bass controls.
Protection against short-circuiting between output terminals.
Direct current supply 24 Vdc.
To ensure that the cable is not damaged.
Make sure that the power supply cable of the equipment cannot be trodden on or crushed by objects, 4.
switched on.
2
used to Supply power does not have an earth connection, call a qualified electrician who will earth
3.
the equipment by means of the terminal.
The metal parts of the equipment are earthed by means of the power cable. If the power socket