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3.7.1 Antennas. The UHF antenna is under the fuselage transition section (Figure 3-1).
3.7.2 Controls and Functions. The UHF radio is con-trolled by AMS with the CDU (Figure 3-2). Control screens allow the pilot to choose frequency and mode of transmis-sion (Figure 3-11). Operator functions are to change band, transmission frequency and mode, and edit and establish preset modes and frequencies. Bands associated with this radio are:
BAND FIELD BAND NAME FREQUENCY RANGE
UHF AM  UHF AM  225.000  -
395.975 
HVQK  HAVEQUICK I  HQ1:001 to 
HQ1:999 
HVQK  HAVEQUICK II  HQ2:001 to 
HQ2:999 
HVQK  HAVEQUICK  HQn:001 to 
HQn:999(non 
NATO) 
COM 2  Indicates radio is 
inoperative. 

3.7.2.1 COM Summary Screen. The COM SUM screen allows the operator to perform all primary radio con-trols. SK-2 selects COM 2 (AN/ARC-164) settings for edit.

TM 1-1520-253-10

SK.6
SK.7
SK.8
SK.9
SK.10

SK.6
SK.7
SK.8

SK.6
SK.9
SK.7
SK.10

SK.1
SK.2
SK.3
SK.4
SK.5

SK.1
SK.2
SK.3
NOTES

SK.4
1. INDICATES MULTIPLE PAGES MAY EXIST.
2. USE THE  KEY TO VIEW THESE SK.5 PAGES.

 

SK.8
SK.9
SK.10
SK.6 
SK.7 
SK.8 
SK.9 
SK.10  SA AB0335_1 

TM 1-1520-253-10

 

SK.1
SK.2
SK.3
SK.4
SK.5 SK.6

SK.7
SK.8
SK.9
SK.10

 

 

 

 

SK.1

SK.6

 

 

SK.2

SK.7

SK.3
SK.8

SK.4

SK.9

 

SK.5

SK.10

SK.1

SK.6

SK.2

SK.7

SK.3

SK.8

 

SK.4
SK.9

SK.5
SK.10

 

AB0335_2

SA

Soft key labels and functions visible when SK-2 is selected 3.7.2.3 Settings Screen. Setting screen allows setting are: of secondary radio controls and selection of a new preset.
SOFT KEY  FUNCTION
SK-2  Selects and then toggles between COM 2 frequency and preset .eld for editing.
LAST  Restores the last manually tuned frequency, while saving the current settings. This function saves one setting per band of operation.
EMERG  Swaps current frequency with the band based guard frequency for radio that has been selected for edit.
PT/CT  Activates secure voice KY-58 associated with COM 2.
BAND  Access Band selection screen for radio that has been selected for edit.
SETTINGS  Access Settings screen for radio that has been selected for edit.
3.7.2.2 Band Screen. The current operating band is shown in inverse video. When the pilot pushes a soft key for a new mode, that mode is selected, and the screen re-turns to either the COM summary screen or the Setting screen previously in use.
SOFT KEY  FUNCTION
sUHF-AM  Selects UHF -AM single channel, returns to previous screen. 
HQ1/TRNg  Selects HAVEQUICK I operation, returns to previous screen. 
HQ2/FMTg  Selects HAVEQUICK II operation, returns to previous screen. 
HVQK NATOg  NON- Selects HAVEQUICK non NATO operation, returns to previous screen. 
RTNg  Returns to previous screen without changing settings. 

SOFT KEY  FUNCTION
COM 2 -******  Screen header, giving COM selected, and band. If radio is not working, ***** is displayed.
gPRESET  Selects number in scratchpad as frequency preset number.
　
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