Garmin GNS 480, Installation Manaul

Page: 109 / 200

Post-Installation Configuration & Checkout
GNS 480 (CNX80) Installation Manual 560-0982-01 Rev L 3-29
Table 3-6. Description of Input Monitor Items
Display Label
(cyan)
Signal Name Connector – Pin(s)
Expected Display
(white)
429 IN 1:
429 IN 2:
429 IN 3:
ARINC 429 IN 1
ARINC 429 IN 2
ARINC 429 IN 3
P5-7,27
P5-8,28
P5-9,29
‘FFFFFFFF’ will be displayed if no
data has been received.
The hex value of the most recently
received label will be displayed if
data is being received.
‘00000000’ will be displayed if data
was received, but no data has been
received in the last 5 seconds.
P1-14: COM Flip Flop In P1-14
‘0’ in input is open
‘1’ if input is grounded
P1-15: UP Discrete In P1-15
‘0’ in input is open
‘1’ if input is grounded
P1-33: DOWN Discrete In P1-33
‘0’ in input is open
‘1’ if input is grounded
P1-34: VOR Flip Flop In P1-34
‘0’ in input is open
‘1’ if input is grounded
P5-36: OBI Select In P5-36
‘0’ in input is open
‘1’ if input is grounded
P5-56: RESERVED P5-56
‘0’ in input is open
‘1’ if input is > 9 VDC
P5-57: Heading Valid In P5-57
‘0’ in input is open
‘1’ if input is > 9 VDC
P5-72: RESERVED P5-72
‘0’ in input is open
‘1’ if input is grounded
P5-73: RESERVED P5-73
‘0’ in input is open
‘1’ if input is grounded
P5-74: RESERVED P5-74
‘0’ in input is open
‘1’ if input is grounded
P5-75: RESERVED P5-75
‘0’ in input is open
‘1’ if input is grounded
P5-76: Suspend In P5-76
‘0’ in input is open
‘1’ if input is grounded
P5-77: Audio Inhibit In P5-77
‘0’ in input is open
‘1’ if input is grounded
P5-78: RESERVED P5-78
‘0’ in input is open
‘1’ if input is grounded
P4-4: COM PTT P4-4
‘0’ in input is open
‘1’ if input is grounded
CDI SEL: Main CDI Select In P7-8
Normally a ‘-‘ is displayed. When
the input is actuated a ‘T’ will be
displayed for approximately 1 sec.