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DSP-428II Basic-Quick Start Manual
Rear panel functions and wiring instructions
1. AC power input socket: Before use, please insert the IEC AC power cord attached to the machine
(Figure 1), and plug the other end into the AC power supply socket.
2. Fuse holder: Built-in 0.5A/250V fuse. During normal use, please do not remove it at will to avoid
incorrect power supply.
3. Main power switch: After correctly inserting the AC power supply, press the switch to the upper position
to turn on the power of the device; before unplugging the power cord, press the switch to the lower
position to turn off the power of the device.
4. Factory label: Paste the factory serial number and EAN international product Bar-code label here. In
order to ensure that the equipment can be returned to the factory smoothly for maintenance, please do
not tear the label.
5. Signal output : The 8 sets of signal outputs are XLR male sockets. Please insert the female plug of the
XLR cable (Figure 2) and connect the other side to an amplifier or active speaker.
6. Network socket (RJ-45/100Mbs): Plug the included or optional Cat-5e network cable into this socket.
The other end can be directly connected to a computer, network switch, network router, etc. Up to 255
DSP-428II units can be controlled simultaneously through a network switch or router.
7. AES/EBU input : This XLR female socket can be inserted into the AES/EBU stereo signal, which can
be assigned to any input channel 1-4 through the UNiKA DSP Controller software. The connected
cable is an XLR male plug (Figure 4), and the conductor can use a general balanced signal cable or an
AES/EBU dedicated cable.
8. Signal input : The 4 sets of signal inputs are XLR female sockets. Please insert the male plug of the
XLR cable (Figure 8) and connect the other end to a mixer or other peripheral equipment. Such as
graphic equalizer.
9. Warning: To prevent electric shock, please do not remove the upper cover of the equipment by
yourself.
10. In order to allow the device power supply to be properly grounded to prevent leakage, do not
remove the grounding pin of the AC power plug (Figure 5).
Figure 1
Figure 2 Figure 3
Figure 4
Figure 5
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