Alto DPA 900 사용자 설명서 - 페이지 7
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18. RS485 IN
The function of the RS485 IN is opposite to RS85 OUT. It allows incoming communication between a DPA900/
1500 stereo amplifier and PC or another DPA900/1500 stereo amplifier. The RS485 port is very suitable for
remote control over long distances (Difficult with RS232 standard ports) and daisy-chaining several DPA900/
1500 stereo amplifiers.
19. RS485 OUT
This is the standard serial communication interface. It allows outgoing communication between a DPA900 /
1500 stereo amplifier and PC or another DPA900/1500 stereo amplifier. The RS485 port is very suitable for
remote control over long distances (difficult with RS232 standard ports) and for daisy-chaining several DPA
900/1500 stereo amplifiers.
20. RS232 Serial Communication Port
The RS232 port allows incoming and outgoing communication between the DPA900/1500 stereo amplifier
and PC via connecting the DPA900/1500 stereo amplifier to a PC, all the processor functions are possible to
be controlled remotely by ALTO editing software.
4. GETTING STARTED
Switching on the DPA900/1500, after an initialization procedure, the last selected preset and settings will be loaded,
the number of last preset will appear on the display:
4.1 Preset Selection
There are total 33 presets available: (factory preset: 01, user preset 01.~32.)
Select "PRESET" using SELECT key, the "PRESET" indicator lights up and the last selected preset will
appear on the display.
Use UP/DOWN keys to select a desired preset.
Press ENTER key to load the preset.
4.2 EDIT Menu
This menu includes 4 items: VOLUME, HUM CANCEL, NOISE GATE, MULTICOMP.
- Volume Adjustment (-99~0dB)
Select "EDIT" menu using SELECT key, both the "EDIT" and "VOLUME" indicators will light up, and the last
selected volume level will be displayed.
Press ENTER key till an additional
Use UP/DOWN keys to adjust the level of output signal.
Note: this adjustment of volume level effects only on the selected channels.
PRESET
EDIT
CHSEL
COMM
8 8
UP
DOWN
" "
.
appeared after the present volume value.
VOLUME
HUM CANCEL
NOISE GATE
MULTICOMP
SIG/LIMITER
SELECT
ENTER
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