How to - COM / NAV Radios Operation

[richboy2307]

The YS-11 is equipped with 2x COM radios, 2x NAV receivers and 2x ADF Receivers. All of these can be tuned via controls found on the forward section of the Centre Pedestal (4)

 

Forward Pedestal Radios

1. ADF Frequency and Selector Knobs
2. ADF Power Switch
3. NAV Frequency and Selector Knobs
4. NAV Power Switch
5. NAV Ident Volume Knob
6. COM Power Switch
7. COM Frequency Selector Knobs
    

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Note: Left and Right-side radios are identical in their operation. Left- side radios control ADF1, NAV1 and COM1.
Right-side radios control ADF2, NAV2, COM2.

WT GNS430 GPS
If you are using the WT GNS430 GPS, the radio controls on the GPS are tied to COM3 / NAV3 only. Please use the radios on the pedestal only for communication / navigation.

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Note: This is by design to avoid conflicts with Classic panel (no GPS) and keep it hot-swappable via the EFB.

RADIOS - ELECTRICAL POWER

To operate the radios and avionics, proper power source needs to be established, in addition to turning on their respective unit power switches.

To establish electrical power on the ground,

1. Turn on BATTERY Switch on the Overhead Panel
2. Connect External Power via EFB + Turn on EXTERNAL POWER Switch on the Overhead Panel
      
3. Turn on RADIO POWER FEED MASTER No. 1 / 2 / 3 switches on the Overhead Panel
   
4. Turn on CF POWER - INVERTER SWITCHES NO.1 / 2 on the Overhead Panel
    
5. Turn on COM / NAV / ADF power switches on the Center Pedestal
   

 

After Engine start,

1. Turn on the GENERATOR NO. 1 / 2 switches on the Overhead panel
   
    
2. Turn on the WF POWER SOURCE - ALTERNATOR NO.1 / 2 switches by moving to START then ON position on the Overhead panel
   
    
3. Turn off the EXTERNAL POWER Switch on the Overhead Panel + Disonnect External Power via EFB