1. Possible Causes
_______________
 - CFDIU (1TW)

 - FDIU (2TU)

 - DMU/FDIU (FDIMU) (10TV)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 31-32-00-740-003 Ground Scanning of the CFDIU
 AMM 31-32-34-000-001 Removal of the CFDIU (1TW)
 AMM 31-32-34-400-001 Installation of the CFDIU (1TW)
 AMM 31-33-34-000-001 Removal of the Flight Data Interface Unit (FDIU)

 (2TU) AMM 31-33-34-400-001 Installation of the Flight Data Interface Unit (FDIU)
 (2TU)
 AMM 31-36-34-000-002 Removal of the FDIU/DMU (FDIMU) (10TV)
 AMM 31-36-34-400-002 Installation of the FDIU/DMU (FDIMU) (10TV)
 ASM 31-36/01

 3. Fault Confirmation
__________________
 A. Test Do the ground scanning of the CFDIU (Ref. AMM TASK 31-32-00-740-003).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message NO FDIU DATA:
 - replace the CFDIU (1TW) (Ref. AMM TASK 31-32-34-000-001) and (Ref. AMM TASK 31-32-34-400-001).
 (1) If the fault continues:
 - replace the FDIU (2TU) (if FDIU installed) (Ref. AMM TASK 31-33-34-000-001) and (Ref. AMM TASK 31-33-34-400-001)

 or

 - replace the DMU/FDIU (FDIMU) (10TV) (if FDIMU installed) (Ref. AMM TASK 31-36-34-000-002) and (Ref. AMM TASK 31-36-34-400-002).

 「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 ∞∞31-32-00∞∞∞∞∞∞∞∞∞∞Page 225
 Aug 01/05R CES

 (a) If the fault continues
 - do a check and repair the wiring (Ref. ASM 31-36/01): 
R R  1_  from the CFDIU (1TW) to the FDIU (2TU) (if installed), frompins AB/8B, 8C to pins AB/9J, 9K.
 or 
R R  2_  from the CFDIU (1TW) to the FDIMU (10TV) (if installed), frompins AB/8B, 8C to pins AA/12E, 12F.
 B. Do the test given in Para. 3.

 Loss of the Bus Output from the VOR/MKR Receiver 1 to the CFDIU
 1. Possible Causes
_______________
 - CFDIU (1TW)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 31-32-00-869-002 Procedure for Class 3 Faults Reading
 AMM 31-32-34-000-001 Removal of the CFDIU (1TW)
 AMM 31-32-34-400-001 Installation of the CFDIU (1TW)
 ASM 31-32/02

 3. Fault Confirmation
__________________
 A. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
49VU NAV/VOR/1 2RS1 G13
 B. Test On the CFDS MENU page, get access to the AVIONICS STATUS page (Ref. AMM TASK 31-32-00-869-002).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message NO VOR 1 DATA:
 - replace the CFDIU (1TW), (Ref. AMM TASK 31-32-34-000-001) and (Ref. AMM TASK 31-32-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring from the CFDIU (1TW) pins AA/6B, 6C to the first terminal block , (Ref. ASM 31-32/02).
 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 ∞∞31-32-00∞∞∞∞∞∞∞∞∞∞Page 227
 Feb 01/98 CES Loss of the Bus Output from the ADF 1 Receiver to the CFDIU

 1. Possible Causes
_______________
 - CFDIU (1TW)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 31-32-00-869-002 Procedure for Class 3 Faults Reading
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 指示和記錄系統 1(11)