Appendix C – Electrical Specifications for I/O Ports68Fanless Embedded Box PC BOXER-6403WTC.1 Electrical Specifications for I/O PortsI/O Reference Signal Name Rate OutputBacklightBrightness ControlConnectorCN19 +VCC_LVDS_BKLT +5V/0.5 or+12V/0.5Iternal LVDSConnector CN25 VCC +3.3V/1A or+5V/1AHDMI Connector CN1 +5V +5V/1AUSB3.0 Connector USB3 +5V +5V/1Aerchannel)mSATA Connector PCIE1_A1 +3.3VSB+1.5V+3.3V/1.1A+1.5V/0.375ACOM1RS232/422/485ConnectorCN17 +5V/+12V+5V/0.5A or+12V/0.5ACOM2RS232/422/485ConnectorCN4 +5V/+12V +5V/0.5A or+12V/0.5AUSB2.0 Connector USB1 +5V +5V/0.5A~1Aerchannel)USB2.0 Connector USB2 +5V +5V/0.5A~1Aerchannel)USB2.0 Connector USB3 +5V +5V/0.5A~1Aerchannel)