Uploading of the ELAC1 or ELAC2 Software Not Possible

TASK 27-93-00-810-955-A
Uploading of the ELAC1 or ELAC2 Software Not Possible

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 27-93-00-610-001	Uploading of the ELAC Software
AMM 27-93-34-000-001	Removal of the ELAC
AMM 27-93-34-400-001	Installation of the ELAC
AWM 279426
AWM 279427
AMM 31-38-34-000-001	Removal of the Data Loading Routing Box (DLRB)
AMM 31-38-34-400-001	Installation of the Data Loading Routing Box (DLRB)

3. Fault Confirmation
Subtask 27-93-00-700-182-A ** ON A/C NOT FOR ALL

A. Not Applicable

4. Fault Isolation
Subtask 27-93-00-810-234-A ** ON A/C NOT FOR ALL

A. If the uploading of the ELAC1 OR ELAC2 COM part or MON part is not possible:

(1) If the fault continues during the uploading of the COM part:

Do a check and repair the wiring from the COM part, pin AA/10J to pin A/22 (C/25) of the data loading routing box AWM 279426 AWM 279427.
Do the uploading of the ELAC1 or ELAC2 software AMM 27-93-00-610-001.

(2) If the fault continues during the uploading of the MON part:

Do a check and repair the wiring from the MON part, pin AD/7A to pin A/21 (C/24) of the data loading routing box AWM 279426 AWM 279427.
Do the uploading of the ELAC1 or ELAC2 software AMM 27-93-00-610-001.

(3) If the fault continues during the uploading of the COM part or of the MON part:

Replace the ROUTING BOX-DATA LOADING [102TD] AMM 31-38-34-000-001 AMM 31-38-34-400-001.
Do the uploading of the ELAC1 or ELAC2 software AMM 27-93-00-610-001.

(4) If the fault continues during the uploading of the COM part or of the MON part:

Replace the ELAC-1 [2CE1] or ELAC-2 [2CE2] AMM 27-93-34-000-001 AMM 27-93-34-400-001.
Do the uploading of the ELAC1 or ELAC2 software AMM 27-93-00-610-001.

[Rev.8 from Aug 2018] 2026.04.04 04:28:08 UTC