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Applicable to: ,
The CMC transmits to the aircraft systems, and the lower ECAM displays the GMT coming from the
main clock).
In case of cockpit clock failure, the internal clock of the CMC (synchronized on the cockpit clock)
takes over. If, in addition, there is a long power interrupt (greater than 5 s), crew action is required to
initialize the GMT and DATE via the MCDU.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
SYSTEM OPERATION
A330/A340 FLEET DSC-45-20 P 21/22
FCOM 19 AUG 10
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
SYSTEM OPERATION
A330/A340 FLEET DSC-45-20 P 22/22
FCOM 19 AUG 10
CMC RECONFIGURATION
Applicable to: ALL
(1) CMC 1 pb sw
AUTO : CMC 1 is active while CMC 2 is in stand-by.
CMC 2 automatically takes over if CMC 1 fails.
OFF : CMC 1 selected off.
CMC 2 is active.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
DATA LOADER
A330/A340 FLEET DSC-45-30 P 1/2
FCOM 19 AUG 10
DESCRIPTION
Applicable to:
With the data loading system it is possible to upload data bases and operational software or to
download system reports from various onboard computers.
Data transfer is performed on 3.5 in diskettes, via the aircraft fixed Multipurpose Disk Drive Unit
(MDDU). The Data Loading Selector (DLS), on the overhead panel, enable the applicable aircraft
system to be selected.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
DATA LOADER
A330/A340 FLEET DSC-45-30 P 2/2
FCOM 19 AUG 10
DESCRIPTION
Applicable to: ,
With the data loading system it is possible to upload data bases and operational software or to
download system reports from various onboard computers.
Data transfer is performed on 3.5 in diskettes, via the aircraft fixed Multipurpose Disk Drive Unit
(MDDU). The Data Loading Selector (DLS), on the overhead panel, enable the applicable aircraft
system to be selected :
The “ON/OFF” selector ‐ is used to turn the DLS ON or OFF
‐ The “NEXT” and “PREV” keys are used to scroll up or down the list of applicable aircraft systems.
‐ “SEL CTL” is used to select or deselect the displayed system.
The DLS’s uploading function enables the database to be updated, or portions of the following
operational software to be modified :
‐ FMGEC 1 and 2
‐ SATCOM
‐ HFDR 1 and 2
‐ CBMU
‐ TCAS
‐ ELMU
‐ FDIMU
‐ DMC 1, 2, and 3
‐ BMC 1 and 2
‐ CMC 1 and 2
‐ ATSU
‐ EEC 1 and 2
The DLS enables the following to be downloaded :
‐ POST/CURRENT/PREVIOUS FLIGHT REPORT, CLASS 3 REPORT, SERVICING REPORT from
CMC 1 and 2.
‐ ACMS DMU reports, stored in the FDIMU
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
PRINTER
A330/A340 FLEET DSC-45-35 P 1/4
FCOM 19 AUG 10
DESCRIPTION
Applicable to:
The printer is the output unit for data printing, which can be either generated manually from the
MCDUs, or automatically depending on the system.
The data printouts are described in the CMC FUNCTIONS description (Refer to DSC-45-20 CMC
RECONFIGURATION), or in the related system descriptions.
The printer is installed at the rear of the pedestal on the F/O’s side.
DESCRIPTION
Applicable to: ,
The printer is the output unit for data printing, which can be either generated manually from the
MCDUs, or automatically depending on the system.
The data printouts are described in the CMC FUNCTIONS description (Refer to DSC-45-20 CMC
RECONFIGURATION), or in the related system descriptions.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
PRINTER
A330/A340 FLEET DSC-45-35 P 2/4
FCOM 19 AUG 10
The printer is installed at the rear of the pedestal on the F/O’s side.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
MAINTENANCE SYSTEM
PRINTER
A330/A340 FLEET DSC-45-35 P 3/4
FCOM 19 AUG 10
CONTROLS AND INDICATORS
Applicable to: ALL
(1) OFF pb sw
OFF: OFF light (amber) comes on steady, printer is off.
On : OFF light extinguishes, then after approximatly 30 s it illuminates for 10 s while power
up test is performed. Then the printer is in normal operation provided :
no indication ‐ light on front panel is illuminated
‐ the access door is closed
‐ there is paper in front of the print head.
Note: When a printer internal fault is detected the pushbutton illumination will come on
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A330/A340机组操作手册 FLIGHT CREW OPERATING MANUAL FCOM 4(14)
