Loss of the Reception of the FMGC 1 Buses by the DMC 3

TASK 31-63-81-810-912-A
Loss of the Reception of the FMGC 1 Buses by the DMC 3

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 22-83-34-000-001	Removal of the FMGC
AMM 22-83-34-400-001	Installation of the FMGC
AMM 31-60-00-740-007	GROUND SCANNING Test of the DMC
AMM 31-63-34-000-001	Removal of the DMC
AMM 31-63-34-400-001	Installation of the DMC

3. Fault Confirmation
Subtask 31-63-81-740-268-A ** ON A/C NOT FOR ALL

A. Test
Do the Ground Scanning Test of the DMC AMM 31-60-00-740-007.

4. Fault Isolation
Subtask 31-63-81-810-182-A ** ON A/C NOT FOR ALL

A. If the test gives the maintenance message: FMGC1(1CA1):

(1) If the fault continues:

Subtask 31-63-81-740-269-A ** ON A/C NOT FOR ALL

B. Do the test given in Para. 3.A.

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