DMS
Data Management System
Primary functions of DMS
Data transfer (DT)
Warnings/Cautions/Advisories (WCA)
Fault Detection and Isolation (FDI)
The ______ controls the functions of the DMS
MP (mission processor)
Digital computer informs DMS of A/C configuration
PSP
Processor Select panel (Pilot crew station)
AIU
Aircraft Interface Unit
3 ERMS
100 GB ea
300 GB total
What does the PSP switch do?
Allows pilot to manually select a mission processor in the event of a failure
3 positions
MP1 (Primary)
MP2
AUTO
AIU
Aircraft Interface Unit
How many AIU are on aircraft?
6
What is the analog to digital converter?
AIU
Where is the ESSRD located?
right AAB (AFT Avionics Bay)
MDR
Maintenance Data Recorder
What does MDR provide?
Crash survivable data for mishap investigation and maintenance
2 advisories for MDR
MDR memory low (80%)
MDR memory full
MSD
Maintenance Support Device (GETAC/equipment to conduct download)
MSPU
Modern Signal Processing Unit
(Permanently installed rotor smoothing and machinery health monitoring system)
QAR
Quick Access Recorder
What is the QAR used for?
Records maintenance data generated by the MSPU
CIU
Communications interface unit
Provides audio cues (warning messages)
What is the multi-select fill panel?
area used to fill COMSEC, Radios, EGI
Master caution vertical
PLT
Master caution Horizontal
CPG
What component provides the voice messages for the WCA subsystem?
Communication Inface Unit (CIU)
Which component controls the operation of the DMS?
Mission Processor (MP)_