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(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.

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03/31/21

Message Overview:

Message Name:

DCP BUTTON STUCK

Message Code:

B3-510340

Associated CAS:

None

Reporting LRU: DCP 1
System Description: 31-61-00
Schematic Diagram: 31-61-00
Wiring Diagram: 31-61-05

Message Description:

DCP button is reported stuck by the DCP. Likely problem is a button stuck or a wiring or discrete input problem. AFDs reports this failure condition on Label 350 bit 24.

Possible Causes:

  • LH Display Control Panel (PL7)
  • Associated Wiring

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Fault Confirmation Procedure:

  1. Message# = 5
  2. {Term Definitions}

    1. MFD1-13 1X 350 NA EXCT XXXX-XXXX TXXX-XXXX XXXX-XXXX 350:24;DCP BUTTON STUCK
    2. PFD1-15 1X 350 NA EXCT XXXX-XXXX TXXX-XXXX XXXX-XXXX 350:24;DCP BUTTON STUCK

Quick Links:

Removal of the Display Control Panel AMM 31-61-05-000-801
Installation of the Display Control Panel AMM 31-61-05-400-801
Standard Practices - Replace Wiring SPM 20-12-00-02
Standard Practices - Wire Repair SPM 20-12-10-02

Troubleshooting Recommendations:

  1. DCP button is reported stuck by the DCP. Likely problem is a button stuck or a wiring or discrete input problem. AFDs reports this failure condition on Label 350 bit 24.

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