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CHAPTER 3 NDA-24300
Page 82
Issue 1
SYSTEM MESSAGES
This message displays when the MUX (PH-PC36) card has a Ready Failure in both of the dual systems. When
the card is not ready for service function because of the failure or because the card is not mounted properly,
the system creates this system message.
➀
Unit and MG number for MUX
card with the ready fault
➁
MG and system number for faulty
MUX card
Note 1:
Though this message indicates the Ready Failure in both systems, the information displayed here only
relates to the ACT-side MUX status. (Two messages are not displayed separately.)
Note 2:
Fixed as “0 (=ACT).” See
Note 1
.
Reference: See Chapter 5, Section 4.3 and Section 4.4, for the repair procedure.
1: XXXX 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ ➁
4: 0000 0000 0000 0000 5: 0000 0000 0000 0000 6: 0000 0000 0000 0000
7: 0000 0000 0000 0000 8: 0000 0000 0000 0000 9: 0000 0000 0000 0000
b7 b6 b5 b4 b3 b2 b1 b0
b7 b2 b1 b0
Default Alarm:
MN
4-T
Both MUX Ready Failure
Default Grade:
3
Grade Modified: Lamp Modified:
b0: 0/1 = -/MUX ready fault in even-numbered MG, Unit 0
b1: 0/1 = -/MUX ready fault in even-numbered MG, Unit 1
b2: 0/1 = -/MUX ready fault in even-numbered MG, Unit 2
b3: 0/1 = -/MUX ready fault in even-numbered MG, Unit 3
b4: 0/1 = -/MUX ready fault in odd-numbered MG, Unit 0
b5: 0/1 = -/MUX ready fault in odd-numbered MG, Unit 1
b6: 0/1 = -/MUX ready fault in odd-numbered MG, Unit 2
b7: 0/1 = -/MUX ready fault in odd-numbered MG, Unit 3
b0: MG number for faulty MUX card
0/1 = Even number/Odd number
b1: 0/1 = Ready failure in MUX No. 0 system/Ready failure in MUX No.
1 system Note 1
b2: ACT or STBY status of the faulty MUX Note 2
0/1 = ACT/STBY