User's Manual Part 2

T
2
CAS / Part No. 9000000
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
34-43-20
15 Feb 2003
Use or disclosure of information on this page is subject to the restrictions in the proprietary notice of this document.
5--15
D. RS232 -- TAWS/RWS APM Configuration Data and APM Application Data Loading
The T
2
CAS is capable of uploading the ACD or ASDB while in the air or on the ground,
while using the RS--232 interface with the APM_LOAD XXXX command.
(1) Obtain PC software tool EDDIT (Engineering Diagnostic & Data Interface Transfer)
Part No. 9000286-- 001.
(2) Obtain or build an RS--232 cable. (Refer to Figure 5-- 3.)
(3) Turn PC power off.
(4) Remove power from the TT--950/951/952 Computer Unit.
(5) Connect the RS--232 cable from the PC (9 --pin connector) to the J1 front connector
on the TT--950/951/952 Computer Unit.
(6) Apply power to the TT--950/951/952 Computer Unit.
(7) Power on the PC to Microsoft Windows operation.
(8) On the PC, follow the Online instructions provided with the EDDIT tool to load the
ASDB file and/or the ACD file.
(9) Shut down the PC and remove power.
(10) Remove power from the TT --950/951/952 Computer Unit.
(11) Disconnect the RS-- 232 cable from the J1 front connector on the TT --950/951/952
Computer Unit.
E. Updated Software Verification
(1) Software Verification Using Flight Deck Systems ONLY
(a) TCAS
Verify the updated software part number according to the T
2
CAS TCAS
extended maintenance capabilities on status page code 0000 in the FAULT
ISOLATION section of this manual or the individual aircraft maintenance manual
(refer to the onboard maintenance system program).
(b) TAWS/RWS
Verify the current software part number according to the extended maintenance
capabilities Part Number Page.
(2) TCAS Software Verification Using a Stand-- Alone PC ONLY
Verify the updated TCAS software part number using a stand--alone PC according to
the following procedure.