Extron electronics DMP 128 FlexPlus User Manual page 15

ACP Port — Use a 4-pole 3.5 mm captive screw connector to connect an ACP
D
control device for configuration via DSP Configurator
page 100).
+V +12 VDC
+S + Signal
-S - Signal
G Ground
Figure 4. ACP Port Connector Wiring
RS-232 Port — Use a 3-pole 3.5 mm captive screw connector to connect the host
E
RS-232 cable for bidirectional RS-232 (±5V) serial control (see figure 4 below for wiring).
The default baud rate is 38400.
Tx
Transmit
Rx
Receive
G
Ground
Figure 5. RS-232 Wiring Example
LAN Ports — One (non-V-model) or two (V-model) RJ-45 ports provide a Gigabit
F
network connection for control and VoIP traffic. The host PC or control system and the
DMP 128 FlexPlus must be connected to the same network. Two LEDs indicate status.
NOTE: Only the DMP 128 FlexPlus V-model has two
model only has a single LAN port.
defaults:
LAN 1
IP Address
192.168.254.254
defaults:
LAN 2
IP Address
192.168.1.254
There are three ways the dual LAN ports can be configured on DMP 128 FlexPlus
V-models:
1. Control and VoIP traffic on one LAN port — Both control and VoIP traffic can be
transported via a single LAN port.
NOTE: By default, control and VoIP traffic are both transported on
2. Control and VoIP traffic on one LAN port using a VLAN — Both control and
VoIP traffic can be transported via a single physical LAN port while utilizing a VLAN
for VoIP traffic.
3. Control and VoIP traffic on separate LAN ports — Control and VoIP traffic can
be transported on separate LAN ports with unique IP configurations.
USB Audio Port — One mini USB type B port connects to a computer and allows
G
the DMP 128 FlexPlus to function as a 4x4 audio interface with a Windows or Mac
computer. Available sample rates are 48 kHz/16-bit.
Reset Button and LED —The reset button returns the DMP 128 FlexPlus to different
H
tiers of default states. When using the reset button, the LED blinks to signify the different
reset modes (Hardware Reset Modes
modes, the LED operates as a power indicator, matching the front panel power LED.
RS-232
Tx Rx G
Subnet Mask Default Gateway
255.255.255.0 0.0.0.0
Subnet Mask Default Gateway
255.255.255.0 0.0.0.0
on page 9). When not displaying reset
(Audio Control Panels (ACP)
ports. The Non-V-
LAN/VoIP
DHCP
OFF
DHCP
OFF
LAN 1
DMP 128 FlexPlus • Installation
on
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