Page 5-14 500 SERIES INSTALLATION MANUALRev Q 190-00181-02TO-FROMSelection Verify That:FROM The FROM flag is in view.Hide The TO/FROM flag is hidden.TO The TO flag is in view.SELECTED COURSESelect 150° on the CDI/HSI that is connected to the 500 Series VOR/LOC/GS OBS inputs. TheSELECTED COURSE field should indicate near to 150° and a Calibrate to 150°? field appears.Selecting this field calibrates the 500 Series to match the input source. Verify OBS operation by checkingthat the course displayed on the 500 Series is within 2° of the selected course. Do this at 30° intervalsaround the OBS card.DME CHNL MODEThis configuration allows you to set the format for DME tuning data output.Selection DescriptionKing Serial King Serial DME tuning data (not operational for MAIN softwareversions 2.02 and lower).Parallel 2x5 2 of 5 parallel DME tuning.Parallel BCD Shifted BCD (Binary Coded Decimal) parallel DME tuning (notoperational for MAIN software versions 2.02 and lower).Parallel slip Slip-code parallel DME tuning (not operational for MAIN softwareversions 2.02 and lower).Narco 890/891 2 of 5 parallel DME tuning, compatible with the following DME units:Narco DME 890Narco DME 891ARC (Cessna) RTA-476A5.2.13 VOR/LOC/GS ARINC 429 CONFIG Page (GNS 530 Only)Select the VOR/LOC/GS ARINC 429 CONFIG Page (seeFigure 5-15). This page configures the VOR/ILS ARINC429 output and input ports.SPEEDSelection DescriptionLow Standard low-speed ARINC 429 (nominally 12.5 kilobits per second)High High-speed ARINC 429 (nominally 100 kilobits per second)Figure 5-15. VOR/LOC/GS ARINC 429CONFIG Page