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Function feature
2 output modes: Stereo & Bridging
Complete protection circuit: overheat, overload, short circuit
protection
High efficiency cooling: variable speed fan + high efficiency
radiator
2U size, easy to install
Limit function
Low distortion
Balanced XLR input
Efficient heat radiator, the built-in forced air cooling system,
faster and more uniform spread heat, Provide additional
protection to power amplifier, increase power output
Open the package
Please open the package and carefully check for any damage
during shipping. If discover damage, please notify shipping
company immediately. The consignee has the right to claim for
damage to the carrier.Please save all the packaging materials for
the service of the factory, which rarely happens.
1
.
Installation
Note: when connected with the power amplifier, always rotate the
volume counter anticlockwise to control to minimum. This will
reduce the howling, prevent damage to the speaker.
Important: the following guidance can help you quickly and
easily install the power amplifier, ready to run.
Select the operation of the mode according to 2.2, Section 2.1
description.
Input sensitivity, load protection, AC power requirements in
Section 2.3.
Operation of mode selection according to the 2.1,2.2
specification.
The input sensitivity, protection, AC power load requirements
in section 2.3.
1.1 install the amplifier in the standard 19 inch (48.3 cm) bracket
or placed on the stable flat.
The installation size is longth19 inches (48.3cm), high 3.5 inches
(8.9 cm). depth 16.6 inches(42.3cm)
In front of the power amplifier
Don't block air flow
Air flow
43.5cm
42
.3cm
Power amplifier
(top view)
Important: ensure that the back of the power
Air flow
amplifier is supported
Air flow
Air flow
1.2 use high quality speaker connection cable to connect the speaker.
1.3 use the shielded wire connection source. Such as the balance
of the following figure, the non - balanced line also can be used.
(optional barrier type input interface with PM-BB accessories)
Ground
Input
From the power
amplifier out
Non Balance
From the power
amplifier out
Shield
Input
2.1 stereo
1 reduce the level of control (counterclockwise rotation in the
end), off the power amplifier.
2 front panel switch is set to STEREO.
3 connect input and output cable.
4 open the amplifier, adjust the level of each channel by using the
level of the front panel
.
2 Introduce
.
KARAOKE effector
(or other audio input devices)
Speaker
Speaker
line input 2
line input 1
Output
1
Output 2
Front panel:
Choose STEREO
Set stereo
Stereo connection
2.2 bridge Mono
1. reduce level control (clockwise), close the power amplifier.
2 .front panel switch, set to BRIDGE.
3. connect input and output cable. Only the input channels CH 1
are available.
4 make sure that the load is balanced (any one side is not
grounded), and can not be used black color (-) - wire column.
5 open amplifier, adjust level control. Only the input channels
CH 1 are available.
Front panel:
Select BRIDGE, set to bridge
Warning:
Bridge-Mono mode
must be used for
impedance 8
Ώ.
The speaker XLR (SPEAKON) connect
Bridge connection mode
Speaker
Speaker
The bridge connects the conjunction of way
Содержание DH-500
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