Z Both Mux Clock Failure - NEC Univerge SV8500 Operation And Maintenance Manual

23-Z: Both MUX Clock Failure
Default Alarm
MN
This message displays when the MUX card has a clock failure in both of the dual systems.
1: XXXX XX00 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
1 2
3
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
MUX card location
b7
2
Scan Data 1
b7 b3
3
Scan Data 2
b7 b3
Reference: See Chapter 5
replacement procedure.
Default Grade
3
b0-b1: Unit number
b2:
b2 b1 b0
Scan Data 1:Details on clock alarm information (ACT mode)
b1:
b2 b1 b0
b2:
b3:
Scan Data 2:Details on clock alarm information (STBY mode)
b1:
b2 b1 b0
b2:
b3:
MUX Replacement: 1-IMG
Grade Modified
MG number
0/1 = -/FH failure for 2M PCM Highway
0/1 = -/CLK failure for 2M PCM Highway
0/1 = -/4M CLK failure for PM
0/1 = -/FH failure for 2M PCM Highway
0/1 = -/CLK failure for 2M PCM Highway
0/1 = -/4M CLK failure for PM
or MUX Replacement:
– 423 –
CHAPTER 3 System Messages
Lamp Modified
4-IMGfor the circuit card