Failure of the DMC3

TASK 31-63-81-810-869-A
Failure of the DMC3

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 31-60-00-610-005	X LOADING Procedure of the DMC3
AMM 31-60-00-740-002	Perform Electronic Instrument System (EIS) Input Test
AMM 31-60-00-740-004	EIS System Test
AMM 31-63-34-000-001	Removal of the DMC
AMM 31-63-34-400-001	Installation of the DMC

3. Fault Confirmation
Subtask 31-63-81-740-186-A ** ON A/C NOT FOR ALL

A. Test
Do the EIS input test AMM 31-60-00-740-002.

Subtask 31-63-81-740-186-B ** ON A/C NOT FOR ALL

A. Test
Do the EIS system test AMM 31-60-00-740-004.

4. Fault Isolation
Subtask 31-63-81-810-126-A ** ON A/C NOT FOR ALL

A. If the test gives the maintenance message DMC3:

Subtask 31-63-81-810-126-B ** ON A/C NOT FOR ALL

A. If the test gives the maintenance message DMC3(1WT3)

(1) Do the EIS system test AMM 31-60-00-740-004
(2) If the test gives the maintenance message DMC3(1WT3)

Subtask 31-63-81-740-187-A

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:31:00 UTC