NEC SV8500 Operation And Maintenance Manual - page 359
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CHAPTER 3
System Messages
[30H] TSW ACT/STBY Changeover Failure
Detected Error Item
Active TSW number
-
MUX card (ACT-side) linkage
condition
1:
30XX
XXXX
XXXX
XXXX
2:
XXXX
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
b6
b5
b4
b3
b2
b1
b0
Unit 3
Unit 2 Unit 1 Unit 0
Unit 3
Unit 2 Unit 1 Unit 0
0: -
1: MUX connection error
(functional fault/not mounted)
MG 1
MG 0
Unit 3
Unit 2 Unit 1 Unit 0
Unit 3
Unit 2 Unit 1 Unit 0
MG 3
MG 2
Unit 3
Unit 2 Unit 1 Unit 0
Unit 3
Unit 2 Unit 1 Unit 0
MG 5
MG 4
Unit 3
Unit 2 Unit 1 Unit 0
Unit 3
Unit 2 Unit 1 Unit 0
MG 7
MG 6
1 2
3 4
5 6
7 8
9 10
[30H] TSW ACT/STBY Changeover Failure
1
b0:
0/1=TSW ACT 0/ACT 1
2
As shown in the following table, each bit represents the Unit number
allocated for each MUX card in position. When “1” is set, the
corresponding MUX card (status: ACT) has a functional failure or is not
mounted in the proper location.
3
4
3
4
5
6