NEC UNIVERGE SV8500 - P DCH Back-Up Automatic Change Start;End

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CHAPTER 3 System Messages
23-P: DCH Back-Up Automatic Change Start/End
This message displays when the Primary Dch fails, and the Dch Back-Up function is operated automatically.
Condition of Dch
Location of Dch (Primary)
Location of Dch (Back-up)
Default Alarm Default Grade Grade Modified Lamp Modified
NON 1
1: XXXX XXXX XXXX 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 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
1
2
3 4 5
6
b0-b7:
1 = Back-up Start
2 = Back-up End
3 = Back-up Failed
1
b0-b4: Group number
b5, b6:Unit (0-3)
b7: 0/1 = Even-numbered MG/Odd-numbered MG
2
b0-b4: Group number
b5, b6:Unit (0-3)
b7: 0/1 = Even-numbered MG/Odd-numbered MG
3