The displays discrete word 1 has this data: -LOB display unit status data
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-LIB display unit status data
-CU display unit status data
-CL display unit status data
-RIB display unit status data
-ROB display unit status data.
The displays discrete word 2 has this data:
-Fuel configuration alert status
-Fuel imbalance alert status
-Fuel low quantity alert status
-Mag/true status
-Autothrottle limit message status
-Engine fail message status
-Start valve open message status
-Low oil pressure message status
-Oil filter bypass message status
-Display source message status
-CDS maint message status
-CDS fault message status.
The captain EFIS CP discrete word 1 has this data:
-Fuel used
-Fuel used reset
-Secondary engine
- DSM CAPT LOWER ND
- DSM CAPT LOWER NORM
- DSM CAPT LOWER ENG
- DSM CAPT INBD PFD
- DSM CAPT INBD ENG
- DSM CAPT INBD MFD
- DSM CAPT NORM
737-600/700/800/900 TRAINING MANUAL
-DSM CAPT OUTBD PFD.
The captain EFIS CP discrete word 2 has this data:
-Systems page
-DSM F/O LOWER ND
-DSM F/O LOWER NORM
-DSM F/O LOWER ENG
-DSM F/O INBD PFD
-DSM F/O INBD ENG
-DSM F/O INBD MFD
-DSM F/O NORM
-DSM F/O OUTBD PFD.
The F/O EFIS CP discrete word 1 has this data:
-Fuel used
-Fuel used reset
-Secondary engine
- DSM CAPT LOWER ND
- DSM CAPT LOWER NORM
- DSM CAPT LOWER ENG
- DSM CAPT INBD PFD
- DSM CAPT INBD ENG
- DSM CAPT INBD MFD
- DSM CAPT NORM
- DSM CAPT OUTBD PFD.
The F/O EFIS CP discrete word 2 has this data:
-Systems page
-DSM F/O LOWER ND
-DSM F/O LOWER NORM
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-DSM F/O LOWER ENG
-DSM F/O INBD PFD
-DSM F/O INBD ENG
-DSM F/O INBD MFD
-DSM F/O NORM
-DSM F/O OUTBD PFD.
The CDS discrete words have this general data:
-DEU source select status
-EFIS CP source select status
-Fuel pump low pressure data
-Fuel cutoff switch position status
-Engine ignition switch status
-PWS caution/warning/fail status
-IRS source select status
-Navigation source select status
- FMC source select status
- Fire switch status
- TAI valve status
-Engine alternate mode select status -Engine start switch status -Engine bleed air status -ECS status -ILS/VOR tune status -Air/ground status.
The CDS DEU discrete word 3 has this data:
-ECS isolation valve position -WTAI switch position -Engine cowl antice switch positions -ECS pack flow switch positions
737-600/700/800/900 TRAINING MANUAL
-ECS pack switch positions
-Engine bleed switch positions
-T/E flap position (>13)
-Air/ground system 2 status.
The FDAU uses these parameters to record data for the flight recorder and for the airplane condition monitoring system (ACMS).
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CDS -- AUTOFLIGHT INTERFACES Mode Control Panel
The mode control panel (MCP) sends data to the display electronic units (DEUs) on ARINC 429 buses. The MCP 1 bus has this data:
-Selected course 1
-Selected heading
-MCP selected altitude.
The MCP 2 bus has this data:
-Selected course 2
-Selected heading
-MCP selected altitude.
The DEUs use this data to show on the flight and navigation displays.
Flight Control Computers
The flight control computers (FCCs) send data to and receive data from the DEUs on ARINC 429 buses.
The FCCs send this data to the DEUs:
-Target mach number
-Local selected course
-Selected heading
-Selected altitude
-Selected vertical speed
-Selected mach number
-Flap position
737-600/700/800/900 TRAINING MANUAL
-Flight director commands (pitch)
-Flight director commands (roll)
-Airspeed bug drive
-Spoiler position (left and right)
- AFDS discrete word 2
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本文链接地址：737-600/700/800/900培训手册 TRAINING MANUAL 2(13)
