FM1, FM2 or IND annunciator on top of the MCDU comes on

TASK 22-82-00-810-831-A
FM1, FM2 or IND annunciator on top of the MCDU comes on

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 22-96-00-710-001	Operational Test of the AFS

3. Fault Confirmation
Subtask 22-82-00-710-107-A

A. Do an Operational Test of the AFS AMM 22-96-00-710-001.

4. Fault Isolation
Subtask 22-82-00-810-088-A

A. Do a check for a maintenance message on the Post Flight Report (PFR):
(1) If the AFS test gives one or several maintenance messages:

do the trouble shooting procedure related to the maintenance message(s).

(2) If there is no message, no maintenance action is necessary.

[Rev.8 from Aug 2018] 2026.04.04 04:25:28 UTC