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cabin crew is able to request emergency access to open the cockpit door.
2. The UNLOCK position overrides and resets any previous selection.
3. In case of an electrical supply failure, the cockpit door is automatically unlocked,
but remains closed.
(2) COCKPIT DOOR Fault Open indicator
OPEN light ON : The door is not closed, or not locked.
OPEN light
flashes
: The cabin crew has started an emergency access procedure. If there
is no reaction from the flight crew, the door will unlock at the end of the
adjustable time delay (15 to 120 s).
FAULT : This light comes on when a system failure has been identified
(Example : Latch, pressure sensors, control unit).
The inoperative item can be identified by checking the strike and
pressure sensor status lights on the CKPT DOOR CONT panel.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
EQUIPMENT
COCKPIT DOOR SECURITY SYSTEM -
COCKPIT DOOR LOCKING SYSTEM (CDLS)
A330/A340 FLEET DSC-25-11-20 P 5/6
FCOM 19 AUG 10
Applicable to: ALL
OVERHEAD CONTROL PANEL
The cockpit door locking system's control panel is located on the overhead panel.
(1) Strikes' status lights
Off : The corresponding (upper, mid, or lower) locking latch is operative.
On : The corresponding (upper, mid, or lower) locking latch is faulty.
(2) Pressure sensor
Two redundant differential pressure sensors enable rapid pressure variation in the cockpit
to be detected, in order to command simultaneous opening of all latches when a defined
pressure drop is detected.
(3) Pressure sensor status lights
Off : The corresponding (1 or 2) pressure sensor is operative.
On : The corresponding (1 or 2) pressure sensor is faulty.
Note: These indicators enable the crew to identify the faulty item, when the Central
Pedestal Fault indicator light is ON.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
EQUIPMENT
COCKPIT DOOR SECURITY SYSTEM -
COCKPIT DOOR LOCKING SYSTEM (CDLS)
Intentionally left blank
A330/A340 FLEET DSC-25-11-20 P 6/6
FCOM 19 AUG 10
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
EQUIPMENT
COCKPIT DOOR SECURITY SYSTEM - COCKPIT
DOOR SURVEILLANCE SYSTEM (CDSS)
A330/A340 FLEET DSC-25-11-30 P 1/6
FCOM 19 AUG 10
DESCRIPTION
Applicable to: ,
The Cockpit Door Surveillance System (CDSS) consists of three video cameras, that enable the
flight crew to identify persons prior to authorizing their entry into the cockpit. An LCD display, located
on the rear panel, shows the various camera views. It has automatic brightness adjustment and is
activated by the Cockpit Door Video pushbutton.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
EQUIPMENT
COCKPIT DOOR SECURITY SYSTEM - COCKPIT
DOOR SURVEILLANCE SYSTEM (CDSS)
A330/A340 FLEET DSC-25-11-30 P 2/6
FCOM 19 AUG 10
DESCRIPTION
Applicable to:
The Cockpit Door Surveillance System (CDSS) consists of three video cameras, that enable the
flight crew to identify persons prior to authorizing their entry into the cockpit. The lower ECAM display
displays the various camera views. A control panel, located on the central pedestal allows the flight
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
EQUIPMENT
COCKPIT DOOR SECURITY SYSTEM - COCKPIT
DOOR SURVEILLANCE SYSTEM (CDSS)
A330/A340 FLEET DSC-25-11-30 P 3/6
FCOM 19 AUG 10
crew members to select the CDSS display on the SD and to swap between the different camera
views.
CONTROLS
Applicable to: ,
CENTRAL PEDESTAL
(1) Cockpit Door Video pushbutton
Selects the various camera image displays :
Camera 1
image
: Displayed by pressing the pushbutton when the screen is on standby, or
after Camera 2 and 3 images have been displayed.
Automatically displayed, after an entry request is performed on the
keypad.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
EQUIPMENT
COCKPIT DOOR SECURITY SYSTEM - COCKPIT
DOOR SURVEILLANCE SYSTEM (CDSS)
A330/A340 FLEET DSC-25-11-30 P 4/6
FCOM 19 AUG 10
Camera 2 and
3 images
: Displayed on a split screen, when the pushbutton is pressed after
Camera 1's image has been displayed.
Standby : If no action has been taken for 5 min, the screen goes blank and remains
on standby.
Note: An entry request, performed on the keypad within 30 s following an earlier entry
request, will not lead to the automatic selection of Camera 1, since the flight crew
is given authority to select any desired camera image via the cockpit door video
pushbutton. After these 30 s, the system reverts to its normal operation.
　
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