NEC Univerge SV8500 Operation And Maintenance Manual page 461

CHAPTER 3 System Messages
17-O: IOC MB Key Turn ON
Default Alarm Default Grade Grade Modified Lamp Modified
NON 3
This message is displayed when IOC card is removed from the module while the MBR is set to OFF.
1: XX00 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
1
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
1
Circuit Card number
b0: 0/1 = IOC 0/IOC 1
b7 b0
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