- do a check of the cooling air system (Ref. AMM TASK 21-26-00-710-001).
(1) If the system is operative:
- install a new SATCOM SDU (Ref. AMM TASK 23-28-34-400-001).
(2) If the system is not operative:
- repair it and install the SATCOM SDU.
5. Close-up
________
A. Do the test given in Para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : 401-499, ∞∞23-28-00∞∞∞∞∞∞∞∞∞∞Page 205
Aug 01/05 CES
TASK 23-28-00-810-806
Failure of the SATCOM Pin-Programming configuration
1. Possible Causes
_______________
- SDU (105RV1)
- SATELLITE DATA UNIT (5RV1)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 23-28-00-740-001 BITE Test of the Satellite Communication System AMM 23-28-34-000-001 Removal of the Satellite Data Unit (SDU) 105RV1 AMM 23-28-34-400-001 Installation of the Satellite Data Unit (SDU) 105RV1 ASM 23-28/20
3. Fault Confirmation
__________________
A. Test
(1) Do the BITE test of the SATCOM System (Ref. AMM TASK 23-28-00-740-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message
WRG: CONFIG PIN PROG/ SDU1(105RV1)
- remove the SDU (105RV1) (Ref. AMM TASK 23-28-34-000-001)
- do a check and repair if necessary the wiring of the pin program of the SATELLITE DATA UNIT (5RV1) (Ref. ASM 23-28/20)
- install the SDU (105RV1) (Ref. AMM TASK 23-28-34-400-001).
(1) If the fault continues
- replace the SDU (105RV1) (Ref. AMM TASK 23-28-34-000-001) and (Ref. AMM TASK 23-28-34-400-001).
5. Close-up
________
A. Do the test given in Para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : 401-499, ∞∞23-28-00∞∞∞∞∞∞∞∞∞∞Page 206
Aug 01/05 CES
TASK 23-28-00-810-807
Loss of the Data between the MCDU 1 and the SDU
1. Possible Causes
_______________
- MCDU-1 (3CA1)
- SDU (105RV1)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 22-82-12-000-001 Removal of the MCDU (3CA1,3CA2,3CA3) AMM 22-82-12-400-002 Installation of the MCDU (3CA1,3CA2,3CA3) AMM 23-28-00-740-001 BITE Test of the Satellite Communication System AMM 23-28-34-000-001 Removal of the Satellite Data Unit (SDU) 105RV1 AMM 23-28-34-400-001 Installation of the Satellite Data Unit (SDU) 105RV1 ASM 23-28/06
3. Fault Confirmation
__________________
A. Test
(1) Do the BITE test of the SATCOM System (Ref. AMM TASK 23-28-00-740-001).
4. Fault Isolation
_______________
A. If the test gives the maintenance message MCDU1(3CA1)/SDU1(105RV1):
- replace the MCDU-1 (3CA1) (Ref. AMM TASK 22-82-12-000-001) and (Ref. AMM TASK 22-82-12-400-002).
(1) If the fault continues:
- replace the SDU (105RV1) (Ref. AMM TASK 23-28-34-000-001) and (Ref. AMM TASK 23-28-34-400-001).
(2) If the fault continues:
- remove the SATCOM SDU
- remove the MCDU-1
- do a check and repair the wiring (from the MCDU-1 (3CA1) pins A/27,28 to the SDU (105RV1) pins AB/3C,3D and from the MCDU-1 pins A/24,25 to the first terminal block) (Ref. ASM 23-28/06) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320 Trouble Shooting Manual 排故手册 COMMUNICATIONS 通讯1(102)
