IEI Integration NOVA-HM551 v1.00 - Manual (Page 78)

NOVA-HM551 5.25" SBC
Page 64
Figure 4-14: Keyboard/mouse Y-cable Connection
Step 4: Attach PS/2 connectors to the chassis. The keyboard/mouse Y-cable
connector is connected to two PS/2 connectors. To secure the PS/2 connectors
to the chassis please refer to the installation instructions that came with the
chassis.
Step 5: Connect the keyboard and mouse. Once the PS/2 connectors are connected
to the chassis, a keyboard and mouse can each be connected to one of the
PS/2 connectors. The keyboard PS/2 connector and mouse PS/2 connector are
both marked. Please make sure the keyboard and mouse are connected to the
correct PS/2 connector. Step 0:
4.7.3 PCIe Mini Card Installation
To install the PCIe Mini card, please refer to the diagram and instructions below.