(2) If the fault continues:

 - do a check and repair the wiring from the ATSU (1TX1) to the DMU (1TV) (Ref. ASM 31-36/05):
 ATSU Connector AA/1E to DMU Connector AB/5J
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-105, 151-199, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 250
 201-210, May 01/05 CES ATSU Connector AA/1F to DMU Connector AB/5K ATSU Connector AB/8A to DMU Connector AB/11J ATSU Connector AB/8B to DMU Connector AB/11K

 (3) If the fault continues:
 - replace the DMU (1TV) (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,
 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 : 001-049, 051-099, 101-105, 151-199, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 251
 201-210, May 01/05 CES

 TASK 31-36-00-810-836
 DMU receives no data from the Printer (4TW)

 1. Possible Causes
_______________
 - PRINTER (4TW)

 - DMU (1TV)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-35-00-710-001 Operational Test of the Printer
 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)
 ASM 31-36/01

 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, 6TW on the panel 121VU
____
 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:
 - PRINTER COMMUNIC FAIL
 (1) Do the operational test of the Printer (Ref. AMM TASK 31-35-00-710-001).

 (a) If the test gives a different maintenance message, you can find the related trouble shooting procedure in the applicable Page Block 101.

 (2) If the fault continues:

 - do a check and repair the wiring from the PRINTER (4TW) to the DMU (1TV) (Ref. ASM 31-36/01):
 Printer Connector A/C to DMU Connector AA/11E
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-105, 151-199, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 252
 201-210, May 01/05 CES Printer Connector A/D to DMU Connector AA/11F Printer Connector A/E to DMU Connector AA/11J Printer Connector A/F to DMU Connector AA/11K

 (3) If the fault continues:
 - replace the DMU (1TV) (Ref. AMM TASK 31-36-34-000-001) and (Ref. AMM TASK 31-36-34-400-001).
 **ON A/C 159-199, 210-210,
 A. If the test gives the maintenance message:
 - PRINTER (4TW)/DMU (1TV)
 (1) Do the operational test of the Printer (Ref. AMM TASK 31-35-00-710-001).

 (a) If the test gives a different maintenance message, you can find the related trouble shooting procedure in the applicable Page Block 101.

 (2) If the fault continues:

 - do a check and repair the wiring from the PRINTER (4TW) to the DMU (1TV) (Ref. ASM 31-36/01):
 Printer Connector A/C to DMU Connector AA/11E Printer Connector A/D to DMU Connector AA/11F Printer Connector A/E to DMU Connector AA/11J Printer Connector A/F to DMU Connector AA/11K
 (3) If the fault continues:
 - replace the DMU (1TV) (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,
 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 : 001-049, 051-099, 101-105, 151-199, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 253
 201-210, May 01/05 CES DMU receives no data from MCDU 1 (3CA1) or MCDU 2 (3CA2)

 1. Possible Causes
_______________
 - MCDU-1 (3CA1)

 - MCDU-2 (3CA2)

 - DMU (1TV)
　
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