TASK 31-36-00-810-815
Caga Memory Fail
1. Possible Causes
_______________
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 31-36-00-710-001 Test of the DMU (1TV)
AMM 31-36-34-000-001 Removal of the Data Management Unit (DMU) (1TV)
AMM 31-36-34-400-001 Installation of the Data Management Unit (DMU) (1TV)
3. Fault Confirmation
__________________
A. Do the DMU (1TV) fault monitoring test (Ref. AMM TASK 31-36-00-710-001).
NOTE : The message 'CAGA MEMORY FAIL' is displayed on the DMU result
____ power up test page and the maintenace ECAM status page displayed 'DMU'.
4. Fault Isolation
_______________
A. If the DMU result power up test gives the message 'CAGA MEMORY FAIL' do the subsequent procedure to correct this failure:
(1) On the MCDU:
- select the 'MCDU MENU' key on the MCDU keypad
- select the 4L key 'AIDS'
- select the 2L key 'PROGRAMMING'
- enter the customer level 2 access code
- select the 1L key 'ENTER CODE'
- select the 5L key 'PROGRAMMING MENUS'
(2) The 'AIDS DMU PROGRAMMING' menu is shown.
- select the 1R key 'CALL UP'
(3) The 'AIDS CALL UP MODIFY' is shown.
- select the 3L key 'PARAMETER CALL UP'
(4) The 'AIDS PARAMETER PROGRAM' menu is shown.
- enter on the scratchpad '7C/1/277/01'
- select the 2L key to take over the parameter
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 201-202, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 209
Aug 01/05 CES
INTENTIONALLY BLANK
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 210
(5) A printout of the new parameter is done.
- select the 6L key 'RETURN' until the system page is not shown
(6) 'AIDS (TIME OUT)' is shown on the MCDU display.
- do step 1 to 4 again
- select the 'CLR' key on the MCDU keypad
- select the 2L key to take over the 'CLR'
(7) A printout of the deleted parameter is done.
- do step 6 again
B. Do the test given in paragraph 3.A. again to check the correct operation. (The message 'DMU' and 'CAGA MEMORY FAIL' is not displayed). When the failure 'DMU' and 'CAGA MEMORY FAIL' is after the procedure diplayed, replace the DMU (Ref. AMM TASK 31-36-34-000-001) and (Ref. AMM TASK 31-36-34-400-001).
R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-210,
TASK 31-36-00-810-818
DMU receives no data from the LGCIU 1 (5GA1) or LGCIU 2 (5GA2)
1. Possible Causes
_______________
- LGCIU-1 (5GA1)
- LGCIU-2 (5GA2)
- DMU (1TV)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 31-36-00-710-001 Test of the DMU (1TV)
AMM 31-36-34-000-001 Removal of the Data Management Unit (DMU) (1TV)
AMM 31-36-34-400-001 Installation of the Data Management Unit (DMU) (1TV)
AMM 32-69-00-740-001 BITE Check Landing Gear Control Interface Unit
(LGCIU) using MCDU to Ensure that Continuous BITE is Operative ASM 31-37/01
3. Fault Confirmation
__________________
A. Do the DMU (1TV) fault monitoring test (Ref. AMM TASK 31-36-00-710-001). NOTE : Make sure that the circuit breakers 1TV, 2GA, 52GA on the panel
____ 121VU and 1GA on the panel 49VU are closed during the test.
4. Fault Isolation
_______________ R **ON A/C 001-049, 051-099, 101-105, 151-158, 201-209,
A. If the test gives the maintenance message:
- NO LGCIU 1 DATA, or
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