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_ - repair the above wiring.
 「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 : 051-099, 106-149, 204-299, 301-399, ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A280
 401-499, Aug 01/05 CES

 2_ If there is continuity:
 - do a check and repair the wiring of the CDU DSPL SELECT
 discrete from the ADIRS CDU (2FP) to the ADIRU2 (1FP2) (Ref.

 ASM 34-14/02).
 B. Do the test given in Para. 3.
 「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 : 051-099, 106-149, 204-299, 301-399, ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A281
 401-499, Aug 01/05 CES

 Loss of the ADIRS CDU Data Input on the ADIRU3
 1. Possible Causes
_______________
 - CDU-ADIRS (2FP)

 - ADIRU-3 (1FP3)

 - wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU3 (1FP3)

 - wiring of the CDU DSPL SELECT discrete from the ADIRS CDU (2FP) to the ADIRU3 (1FP3)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 34-12-12-000-001 Removal of the ADIRS CDU (2FP)
 AMM 34-12-12-400-001 Installation of the ADIRS CDU (2FP)
 AMM 34-12-34-000-001 Removal of the ADIRU (1FP1, 1FP2, 1FP3)
 AMM 34-12-34-400-001 Installation of the ADIRU (1FP1, 1FP2, 1FP3)
 AMM 34-14-00-740-001 Interface Test of the IR
 ASM 34-14/02

 3. Fault Confirmation
__________________
 A. Test
 (1) Do the Interface test of the IR (system 3) (Ref. AMM TASK 34-14-00-740-001).
 4. Fault Isolation
_______________
 A. If the BITE test gives the maintenance message ADIRS CTLPNL (2FP):
 - replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
 (1) If the fault continues:
 - replace the ADIRU-3 (1FP3) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
 (a) If the fault continues:
 - do a check of the wiring of the CDU OUTPUT bus from the ADIRS CDU (2FP) to the ADIRU3 (1FP3) (Ref. ASM 34-14/02).
 1 If there is no continuity:
_ - repair the above wiring.
 「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 : 051-099, 106-149, 204-299, 301-399, ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A282
 401-499, Aug 01/05 CES

 2_ If there is continuity:
 - do a check and repair the wiring of the CDU DSPL SELECT
 discrete from the ADIRS CDU (2FP) to the ADIRU3 (1FP3) (Ref.

 ASM 34-14/02).
 B. Do the test given in Para. 3.
 「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 : 051-099, 106-149, 204-299, 301-399, ∞∞34-14-00∞∞∞∞∞∞∞∞∞∞Page A283
 401-499, Aug 01/05 CES

 TASK 34-14-00-810-932
 ADIRS CDU Inoperative
 1. Possible Causes
_______________
 - CDU-ADIRS (2FP)

 - ADIRU-1 (1FP1)

 - ADIRU-2 (1FP2)

 - ADIRU-3 (1FP3)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 34-12-12-000-001 Removal of the ADIRS CDU (2FP)
 AMM 34-12-12-400-001 Installation of the ADIRS CDU (2FP)
 AMM 34-12-34-000-001 Removal of the ADIRU (1FP1, 1FP2, 1FP3)
 AMM 34-12-34-400-001 Installation of the ADIRU (1FP1, 1FP2, 1FP3)
 AMM 34-14-00-740-001 Interface Test of the IR
 ASM 34-11/01

 3. Fault Confirmation
__________________
 A. Test
 (1) Do the Interface test of the IR (Ref. AMM TASK 34-14-00-740-001).
 4. Fault Isolation
_______________
R **ON A/C 001-049, 101-105, 151-199, 201-203,
 A. If the BITE test gives the maintenance message ADIRU1 OR ADIRS CDU:
 - replace the CDU-ADIRS (2FP) (Ref. AMM TASK 34-12-12-000-001) and (Ref. AMM TASK 34-12-12-400-001).
 (1) If the fault continues:
 - replace the ADIRU-1 (1FP1) (Ref. AMM TASK 34-12-34-000-001) and (Ref. AMM TASK 34-12-34-400-001).
　
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