NEC UNIVERGE SV8500 - Page 395

– 348 –
CHAPTER 3 System Messages
7-V: PLO MB Key Turn OFF
This message displays when the MB switch on the PLO card is turned off while extracting or inserting a circuit
card
.
Faulty PLO card number
Status of PLO card at the time of
failure detection (Scan Data 1)
Status of PLO card at the time of
failure detection (Scan Data 2)
Default Alarm Default Grade Grade Modified Lamp Modified
NON 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 b4 b1 b0
1 2
3
b0: 0/1 = PLO System 0/PLO System 1
1
b0: 0/1 = Clock STBY/ACT
b1: 0/1 = PLO Synchronizing/PLO self-running or drifting
b2: 0/1 = -/Input clock down
b3, b4:Route of Input clock (see table)
b5: 0/1 = -/PLO input all down
b6: 0/1 = -/PLO output down
b7: 0/1 = -/Drifting
b4 b3
CONNECTIED WITH PRIMARY
OSCILLATOR (M-OSC)
CONNECTED WITH
EXTERNAL CLOCK
00 M-OSC 0 Route 0
01 M-OSC 1 Route 1
10 - Route 2
11 - Route 3
2
b0: 0/1 = -/n ufive millisecond clock down
b1: 0/1 = -/Frame Synchronization down from SYNC card
b4: 0/1 = -/Internal OSC clock down
3