Specifications
Model AC1120A, AC1121A, AC1122A, AC1123A
12
control devices. Please contact Black Box if you need to draw power from this
connector.
Caution High-Voltage
Never open the unit’s cover. Lethal voltages exists inside the unit
Opening the unit also voids the warranty on the unit.
The pinout for the RJ45 connector is
shown in Figure 9.
Figure 9 – Aux RS-232 port pinout
2.4.2 Units with IP control
Models AC1121A and AC1123A are equipped with 10/100 base-T Ethernet
connection and can be controlled via IP. They also have the primary RS-232 serial
control port on the screw terminal input. The command set for controlling the
matrix via the IP port is exactly the same as the RS-232 port. The basic method of
control is via Telnet. Please see section 3.2.12 IP Control Basics for details.
3.0 Operation
The Matrices can be operated using the front panel buttons, by serial commands
via RS232, or through the IP port.
3.1 Front-Panel Buttons and Indicators
An image of the front panel for the 8x8 matrix is shown below. The 16x16 units
have more INPUT and OUTPUT buttons than shown in this picture.
Figure 10 –AC1120A front panel controls & indicators










