Matrix Orbital VK204-25 Legacy - Manual (Page 11)

1 Power Connector 5 Serial Header
2 Keypad Header 6 GPOs
3 Manual Override 7 Optional Dallas 1-Wire Bridge
4 USB Header 8 Protocol Select Jumpers
Figure 9: LK204-25-USB
2.1 Power Connector
The LK204-25-USB provides a Power Connector to allow the device to be powered externally. In order
to power the device externally, you must remove one of the USB protocol select jumpers. The jumper to
remove is the leftmost USB jumper as seen if figure 17.
Matrix Orbital VK204-25-USB 7