User's Manual

ROCKWELL COLLINS
COMPONENT MAINTENANCE MANUAL with IPL
TDR-94, PART NO 622-9352
CHARACTERISTIC SPECIFICATION
P1-17 (-004 thru -007
status only)
IRS enable (gnd = transponder uses IRS/FMS data input on P1-2-27 and
P2-28)
P1-17 (-008/-108 status
only)
Configuration select 1 (See Combination Discretes below)
P1-18 GPS Lo/Hi speed select (gnd = enables the transponder to send hi gh speed
DGPS information to an on-board GNNS receiver via the Comm-C/D Output
bus (P2-7 and P2-8) using a modified Williamsburg protocol).
P1-19 (-004 thru -007
status only)
MSSS enable (gnd = transponder is enables to perform Mode-S specific
functions)
Functional I/O
P2-55 Standby discrete (gnd = in standby)
P1-28 (-004 thru -007
status only)
A utomatic altitude select enable (gnd = auto alt select enabled)
P1-28 (-008/-108 status
only)
Configuration select 0 ( See Combination Discretes below)
P1-14 Control Altitude Select (See Combination Discretes below) (gnd = port A
altitude data supplied on control port, port B same as open), (open = ports A
and B altitude selectable via altitude type select discretes, P2-41/42)
P2-53 Air/ground discrete #1 (gnd = WOW); continue replying to all interrogations
while on the ground.
P1-27 Air/ground discrete #2 (gnd = WOW); inhibit replies to ATCRBS,
ATCRBS/Mode-S All-call, and Mode-S only All-call interrogations when on
the ground
P2-48 Reporting altitude port select (gnd = port B)
P2-59 B urst tune enable (gnd = burst)
N
OTE: In Burst Tune mode the control port strapping (P2-57/58) is ignored.
Burst tune data is accepted on por ts A, B, and C as 30 ARINC-429
words spaced over an interval of 1.5 seconds with 500 msec dwell
time on each port (dwell time is suspended when data is present).
Continuous data is alw ays accepted if available. If continuous data is
available on part B, then the burst data on ports A and C will be ignored.
Equipment Specifications C ont.
Table 4/Table 34-50-96-99A-036-A 01
34-50-96
Page 12
May 18/06