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The specifications will be subject to changes without prior notice.
Copyright © Guangzhou DSPPA Audio Co.,Ltd All rights served.
17
AC INPUT VOLTAGE CAN BE SELECTED
BY SWITCH CHECK INPUT VOLTAGE
AVOIDING DAMAGE BEFORE POWER ON.
警告!
通过开关选择交流输入电压档位，通电前请
检查输入电压及开关档位以避免模块损坏
DMA250U Side Panel
24V 18A
DC INPUT
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION
WARNIIG-
TO REDUCE THE RISK OF FIRE
OR ELECTRICAL SHOCK,DO NOT EXPOSE
THIS EQUIPMENT TO RAIN OR MOISTURE.
FM
~115V/50Hz-60Hz/5A
~230V/50Hz-60Hz/2.5A
AMP IN
MIC3 IN
MIC2 IN
GND IN A B A B
SIGNAL DRY CONTACT
PHANTOM
(+48V)
EMC VOL
SPEAKER OUT
~115V
~230V
23
0V
11
5V
1
G
2
( )
3
(
)
(
)
1
G
2
( )
3
(
)
(
)
PUSH
PUSH
2
3
4 5
7
12
14
15
9 10
8
11
13
6
DMA350U/DMA500U/DMA650U Rear Panel
1. DC+24V Power IN (EMC Power IN, can only output 60W)
2. Power IN AC110-240V
Connect a power plug from this interface. Insert the plug into
the machine and then connect the power grid.
3. Constant Resistance and Constant Voltage Output End
Output to constant resistance or constant voltage speakers.
4. Extended Preamplifier Interface
5. AUX OUT
6. AUX1 IN and AUX2 IN
7. Audio Source Selection Switch
(AUX2-MIC3. Note: Please
turn down the volume or turn off the device before using the
switch.)
AUX2 and MIC3/48V. Phantom voltage switch. You can toggle
the switch left and right to choose.
8. MIC Gain Control
9. MIC2 and MIC3 Balanced IN
10. Phantom Power Switch
11. EMC Trigger IN
12. MUTE Short Circuit Trigger
13. SIREN Short Circuit Trigger
14. Alarm Gain Control
15. FM Antenna
Connect the FM antenna to this port.
16. Constant-resistance and Constant-voltage
Switch (Can switch to 4-16Ω or 100V, only for
DMA350U, DMA500U and DMA650U
）
Select the output gear through the switch. Please
check the output mode and switch gear before
power-on to avoid module damage.
17. AC Power Switch (Can switch voltage, only for
DMA250U, DMA350U, DMA500U and DMA650U)
Select the AC input voltage through the switch.
Please check the input voltage and switch gear
before power-on to avoid module damage.
