SY 207 - COMM/NAV SYSTEMS REVIEW
Terms in this set (40)
Both UHF and VHF systems have dedicated receivers for Guard.
False. Only UHF has a dedicated Guard receiver.
The UHF backup control unit can store up to how many preset channels?
The UHF backup radio will automatically activate in the event of a failure of the RMU
False. The backup control unit must be turned on with the ON/OFF/PUSH TEST knob.
In COLD mode, when are the interphone microphones active?
Only when the ICS key switch or ICS KEY/MUTE switch is activated
With the audio control panel identifier select switch in the R position, the VHF NAV radio will receive both voice and Morse signals.
False. Only the NAVAID recognition (Morse) signal will be selected for monitor.
What control sets the interphone system to either HOT or COLD mode?
INTPH switch on the rear cockpit audio control panel
What are the five fields that comprise the RMU display areas?
a. UHF Comm
b. VHF Comm
c. ATC Transponder
e. VHF NAV
In which comm mode must the RMU be for the UHF radio to scan both active and Guard receivers?
How do you quickly transfer the standby VHF frequency to the primary position?
Press the transfer switch adjacent to the VHF field
How many UHF or VHF comm frequencies can be stored in the RMU memory?
The RMU will store 5 transponder codes in memory, in addition to the active code.
False. It will only store one code in memory.
How many VHF NAV memory channels can be stored in the RMU?
What are the three types of VOR facilities?
What information does the ILS localizer provide?
Course guidance to runway centerline
During a localizer approach, localizer course information is displayed on both the EADI and EHSI.
What happens to DME display error at a higher aircraft altitude?
The error increases.
The pilot must press the IDT button on the RMU for the transponder to reply to a Mode A interrogation signal.
False. Properly set, the transponder will respond automatically.
How is the NACWS display activated?
a. Automatically by the system as a result of a traffic alert
b. Depress the NACWS trigger switch on the control stick grip
The traffic displayed on this NACWS display is between 500 and 750 feet of your aircraft altitude.
False. This symbol represents traffic within 300 feet of your altitude.
How is the TAS altitude block selected?
Depress the normal/below/above pushbutton selector switch on the control stick grip
The targets displayed on this TAS display represent "other" traffic.
False. These targets represent proximity traffic.
What should you do if TEST FAIL replaces ANNUN ON when the GPS unit is first turned on?
Recycle power to the unit.
Which GPS button is used primarily during holding and nonprecision approaches?
The active flight plan is always shown as what flight plan number?
How many flight plans can be stored in memory?
Up to 25 and each flight plan can have up to 30 waypoints.
You notice that the EHSI course indication cannot be changed by rotating the CRS knob on the EFIS control panel. What indication on the EHSI might confirm your problem?
The EHSI at right indicates that the DME system has failed.
False. It shows a normal indication for the selected NAV source.
A NACWS failure notification will appear on what instrument?
What indication on the RMU will alert you to a possible failure of the transponder?
Dashes or OFF in the ATC code field
What is the first component you should check when you suspect an avionics failure?
How are all VHF tuning functions controlled?
Through the RMU only
What are the five fields in the RMU?
a. UHF comm
b. VHF comm
c. ATC transponder
e. VHF NAV
What is the purpose of the ICS KEY/MUTE button?
Mutes all incoming audio while allowing inter-cockpit communication.
How is the range display changed on the NACWS traffic display?
NACWS range switch on the control stick
How is the range display changed on the TAS display?
UP/DN range switches on the TA/VSI
Where are the VOR antennae located on the T-6A?
Which ILS component operates at 75 MHz and indicates your location along the approach path?
What is the range of the DME?
It is reliable up to 199 miles slant range depending upon aircraft altitude.
What should you do if the controller directs you to squawk altitude?
Set the transponder to ALT in the RMU.
How do you select the page types on the GPS panel?
Large outer knobs on the left and right side of the panel
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