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CHAPTER 3 System Messages
1-U: DLKC Data Transfer Failure (Permanent)
This message displays when DLKC data transfer failure (temporary), shown in System Message [1-V], occurs
more than 16 times an hour. At this time, the faulty DLKC card is down and its switching network automatically
changes over.
System status of faulty DLKC card
Error Code
Details on Switching Network
Default Alarm Default Grade Grade Modified Lamp Modified
MN 3
1: XXXX XX00 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
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 b0
b7 b6 b5 b4 b3 b2 b1 b0
b7 b1 b0
1 2
3
b0: 0/1 = System 0/ System 1
1
01H: Firmware fault
02H: Data transfer time out to DLKC
03H: No answer time out (at DLKC)
04H: Data parity error
2
b0: Status of Speech Path System (including DLKC)
0/1 = System 0 is ACT/System 1 is ACT
b1: Status of basic clock
0/1 = System 0 is ACT/System 1 is ACT
3
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