3. Fault Confirmation
__________________
 A. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
**ON A/C 001-049, 051-061, 101-105, 201-203,
 121VU ADIRS/ADIRU/2PWR/SHED 10FP N11 121VU ADIRS/ADIRU/2/26VAC AND AOA 5FP2 N09 121VU ADIRS/ADIRU/2/115VAC 4FP2 N07 121VU ADIRS/ADIRU/2/28VDC 6FP2 N05
R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,
 121VU ADIRS/ADIRU/2PWR/SHED 10FP N10 121VU ADIRS/ADIRU/2/26VAC AND AOA 5FP2 N08 121VU ADIRS/ADIRU/2/115VAC 4FP2 N06 121VU ADIRS/ADIRU/2/28VDC 6FP2 N04
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞31-63-00∞∞∞∞∞∞∞∞∞∞Page A212
 Aug 01/05 CES

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,

 B. Test
 Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).

R **ON A/C 401-499,
 B. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
 **ON A/C ALL
 4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 A. If the test gives the maintenance message DMC 3 : NO IRS 2 DATA:
 - replace the DMC-3 (1WT3) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from the DMC 3 (1WT3) pins AA/5G, 5H to the first terminal block (Ref. ASM 31-62/01).
R **ON A/C 401-499,
 A. If the test gives the maintenance message ADIRU2(1FP2) BUS3 IR / DMC3(1WT3)
 - replace the DMC-3 (1WT3) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001).
 (1) If the fault continues:

 - do a check and repair the wiring from the ADIRU2(1FP2) pins AB-10C/11C to the DMC3 (1WT3) pins AA-4G/4H (Ref. ASM 31-62/01).

 (2) If the fault continues:

 - replace the ADIRU2(1FP2) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
 **ON A/C ALL
 B. Do the test given in Para. 3.B.
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞31-63-00∞∞∞∞∞∞∞∞∞∞Page A213
 Aug 01/05 CES Loss of the ECU 1 Channel A Output Bus by the DMC 1

 1. Possible Causes
_______________
 - DMC-1 (1WT1)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-002 EIS Input Test
 AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
 AMM 31-63-34-000-001 Removal of the DMC (1WT1,1WT2,1WT3)
 AMM 31-63-34-400-001 Installation of the DMC (1WT1,1WT2,1WT3)
 ASM 31-62/01

 3. Fault Confirmation
__________________
 A. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU ENGINE/1/FADEC A/AND EIU 1 2KS1 A04
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 B. Test
 Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).

R **ON A/C 401-499,
 B. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).

 4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 A. If the test gives the maintenance message DMC 1 : NO ECU 1A DATA:
 - replace the DMC-1 (1WT1) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from the DMC 1 (1WT1) pins AA/1A, 1B to the first terminal block (Ref. ASM 31-62/01).
R **ON A/C 401-499,
 A. If the test gives the maintenance message ECU(E1-4000KS)BUS
 ECU1A/DMC1(1WT1)

 - replace the DMC-1 (1WT1) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from the DMC 1 (1WT1) pins AE/1J, 1K to the first terminal block (Ref. ASM 31-62/01).
　
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