66 PLM Series Operation Manual rev 1.1.39. Front Panel InterfaceThe information displayed is:Block 2: IP Address▸Block 3: MAC Address▸Block 4: Frame ID▸Block 5: Network status:▸Primary network connection*Secondary network connection*Lake Controller software on/off-line*Block 6: IP Mask▸9.13.5.4.1 IP AddressThis displays the Internet Protocol (IP) address currently set for the unit. The setting of an IP address canonly be carried out from the Lake Controller software. See Dolby Lake Controller User Manual chapter7.2.6 – Technical Data.9.13.5.4.2 MAC AddressThe Media Access Control (MAC) address is the unique Ethernet address of the selected unit. It is fixed.9.13.5.4.3 Frame IDThe Frame ID is a unique Lake product identifier, and cannot be changed.9.13.5.4.4 Network status (‘Online’)These indications effectively mimic the rear Ethernet connectors’ LINK LED statuses, and confirm validnetwork connectivity.9.13.5.4.5 IP MaskThis displays the IP address subnet mask currently set for the unit. It can be changed from the Lake Control-ler software. See Dolby Lake Controller User Manual chapter 7.2.6 – Technical Data.9.13.5.5 Latency matchThis option is selected by pressing soft button 7, (Lat. Match) from Menu è Frame.Once selected, the Latency Match function can be turned on or off with the rotary encoder. When on, thePLM automatically introduces additional processing delay so that all channels incur a total processing delaywhich equals that of the processing delay of legacy Dolby Lake equipment. See Dolby Lake Controller UserManual chapter 7.2.6 for further information.9.13.5.6 Display adjustmentsThis option is selected by pressing soft button 8, (Front) from Menu è Frame.The parameters of the display screen itself may be adjusted here, to suit ambient lighting conditions.9.13.5.6.1 Display ContrastPress soft button 2 and use the rotary encoder to adjust the contrast of the display. A wide range of adjust-ment is available.