Feedback Message from the DMC3 on the Lower ECAM DU

TASK 31-63-82-810-823-A
Feedback Message from the DMC3 on the Lower ECAM DU

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 31-60-00-740-004	EIS System Test
AMM 31-63-22-000-001	Removal of the Display Unit
AMM 31-63-22-400-001	Installation of the Display Unit
AMM 31-63-34-000-001	Removal of the DMC
AMM 31-63-34-400-001	Installation of the DMC

3. Fault Confirmation
Subtask 31-63-82-740-054-A ** ON A/C NOT FOR ALL

A. Test

4. Fault Isolation
Subtask 31-63-82-810-090-A ** ON A/C NOT FOR ALL

A. Read the Post Flight Report
(1) If the PFR gives the maintenance message:
DMC3(1WT3)/DU ND FO(3WT2)/DU SD(4WT2)

Subtask 31-63-82-740-055-A ** ON A/C NOT FOR ALL

B. Do the EIS system test AMM 31-60-00-740-004
(1) If the test gives the maintenance message DU SD(4WT2)/DMC3(1WT3)

[Rev.8 from Aug 2018] 2026.04.04 04:31:15 UTC