14 Keysight PCIe Host Desktop Adapter Installation GuideStep 3: Install the Host Adapter in the Host PCM9048A LEDsM9048B LEDsLED name LED Off LED Yellow LED Green LED Green & blinkingLink Power off Power on but linkis not operationalPower on andlink isoperationalPower on, link istransmitting/receivingdataNTB Normal operation N/A Error* N/A*Your switches are set wrong. Change them to a valid configuration.Figure 1 M9048A Front PanelLED LED Ind icationStatus(singlecolor)LED off. No linkhas been madeLED blinks at 0.5Hz rate means Linkin Gen 1 modeLED blinks at 1.0Hz rate means Linkin Gen 2 modeLED constant onmeans Link in Gen3 modeHost(bi-color)LED off means nopower appliedOrange LED meansall power is okay.Green LED meanslink partnerestablished.Figure 2 M9048B Front Panel