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Troubleshooting
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Select color for CAS message that you wish to troubleshoot

(WARNING)
RED MESSAGE (CAUTION)
AMBER MESSAGE (ADVISORY)
CYAN MESSAGE (STATUS)
WHITE MESSAGE Require immediate crew attention. These messages are accompanied by flashing master warning, triple chime attenson with or without voice message or dedicated tone. Require immediate crew awareness and future crew action may be required in the form of alternate system selection or performance limitation. These message are accompanied by flashing master caution and a single chime. Indicate safe or normal system operation which require crew awareness, over and above the dark cockpit philosophy. Indicate minor failures or reduction in systems capability, which require no crew action.

For AOG assistance contact:

CRC Montreal (YUL)
Quick Links

To access the Signboard menu on EMS CDU 1 (2), perform the steps that follow:

  1. Select "SYSTEM"
  2. Select the lower left line select key
  3. Select the lower right line select key
  4. Select SPDA IN, DCPC IN, etc... depending on what label is required

Note: The wording is in relation to the EMS CDU you are monitoring, I.E. the SPDA OUT is the transmit from this CDU to the SPDA, the DCPC IN is the input "from" the DCPC.

On the EMSCDU 1 (or 2), access the signboard menu as follows:

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