MD-11 Flight Crew Operations Manual
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Warning and Alerting -
Description and Operation
Warn.10.2
• Tritone for most level 3 alerts.
• Red MASTER WARNING lights illuminate.
• Boxed red alert on the EAD with a red triangle in the first position.
• Alert is positioned starting at top left corner of the alert list on the EAD.
• Associated cue switch will illuminate white on the SDCP.
• Level 3 alerts are acknowledged but not reset by pushing the associated
cue switch.
• Cue switches are resettable by acknowledging associated alerts.
• MASTER WARNING lights are resettable by pushing either the
MASTER WARNING light or by pushing associated cue switch.
Level 2 Alerts - Boxed Amber
Level 2 (amber) alerts indicate abnormal operational system conditions that
require immediate crew awareness and subsequent corrective or compensatory
action by the crew. Level 2 alerts are characterized as follows:
• Amber MASTER CAUTION lights illuminate.
• Boxed amber alert on the EAD.
• Will be positioned below any level 3 alert in alert list on the EAD.
• Associated cue switch will illuminate white on the SDCP.
• Alert is acknowledged and possibly reset by pushing associated
illuminated cue switch on the SDCP.
• A boxed amber reminder message will appear on the EAD when a level 2
alert has been reset.
• Cue switches are resettable by acknowledging associated alerts.
• MASTER CAUTION lights are resettable by pushing either MASTER
CAUTION light or the associated cue switch.
Level 1 Alerts - Amber
Level 1 alerts (amber) may require maintenance prior to takeoff, a logbook entry,
or confirmation of desired system configuration. A list of level 1 alerts and the
required pilot action can be found in the MD-11 FCOM Operating Procedures.
Level 1 alerts are characterized as follows:
• Amber MASTER CAUTION lights illuminate.
• Amber alert appears on the EAD.
• Alert will be positioned below any level 3 or 2 alerts in the alert list on the
EAD.
• Associated cue switch will illuminate white on the SDCP.
• Alert is acknowledged and possibly reset by pushing associated
illuminated cue switch on the SDCP.
October 02, 2006
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