Avidyne IFD540 Installation Manual page 68

6.1.11.1 Serial/Parallel Tuning
Description
NAV PAR DME – 8MHz
SER DME – CHAN REQ/PAR DME –
4MHz
SER DME – RNAV MODE/PAR DME –
2MHz
NAV PAR DME – 1MHz
NAV PAR DME – 800 kHz
NAV PAR DME – 400 kHz
NAV PAR DME – 200 kHz
NAV PAR DME – 100 kHz
NAV PAR DME – 50 kHz
NAV DME COMMON
*
Used for 2x5 parallel DME tuning.
NAV DME Common must be pulled low for the IFD5XX to channel the DME. DME is active
if the voltage to ground is <1.9 V or the resistance to ground is <375
Outputs is not more than 1.0V while sinking 20 mA.
6.1.11.2 King Serial DME Tuning
Description
NAV Serial DME – DATA
NAV Serial DME – Clock
Serial DME – CHAN REQ/PAR DME –
4MHz
Serial DME – RNAV Mode/PAR DME –
2MHz
NAV DME Common
Output high is >8V when driving a 360 and < 10mV for a low.
NAV DME Common must be pulled low for the IFD5XX to channel the DME. DME is active
if the voltage to ground is <1.9 V or the resistance to ground is <375
600-00299-000
Connector
P1006
P1006
P1006
P1006
P1006
P1006
P1006
P1006
P1006
P1006
Table 46: DME Serial/Parallel Output
Connector
P1006
P1006
P1006
P1006
P1006
Table 47: DME Serial Tuning
Page 68 of 198
IFD5XX Installation Manual
Signal
Pin
Type
14 Output
20
Output*
21
Output*
33 Output
37 Output
39 Output
40 Output
42 Output
43 Output
22 Input
.
Signal
Pin
Type
19 Output
18 Output*
20
Output*
21
Output
22 Output
.
Revision: 02