Loss of the ECAM Control Panel

TASK 34-48-00-810-802-A
Loss of the ECAM Control Panel

1. Possible Causes

GPWC [1WZ]
CTL PNL-ECAM [6WT]
wiring of the AUDIO SUPPRESSION discrete from the ECAM control panel (6WT) to the GPWC (1WZ)

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 31-61-12-000-001	Removal of the ECAM Control Panel
AMM 31-61-12-400-001	Installation of the ECAM Control Panel
AMM 34-48-00-740-002	BITE Test of the GPWS
ASM 344801
AMM 34-48-34-000-001	Removal of the GPWC
AMM 34-48-34-400-001	Installation of the GPWC

3. Fault Confirmation
Subtask 34-48-00-740-052-C

A. Test
(1) Do the BITE test of the Enhanced GPWS AMM 34-48-00-740-002.

4. Fault Isolation
Subtask 34-48-00-810-052-A

A. If the BITE test gives the maintenance message ECP (6WT)/GPWC (1WZ):

(1) If the fault continues:

(a) If the fault continues:

do a check and repair the wiring of the AUDIO SUPPRESSION discrete from the ECAM control panel (6WT) to the GPWC (1WZ) ASM 344801.

Subtask 34-48-00-740-053-A

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:33:14 UTC