NEC SV8500 Operation And Maintenance Manual - 3-H: Digital Line Warning

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CHAPTER 3

System Messages

3-H: Digital Line Warning

This message displays when the DTI card detects an abnormal state of a digital line, but this failure has no

influence on the speech path. When the status worsens, the system issues [3-I] Digital Line Failure message.

Location of PM (LENS) with a fault

Kind of fault

Time Slot number of fault (This data 

is valid only when the kind of fault 

is 08H.)

Default Alarm

Default Grade

Grade Modified

Lamp Modified

SUP

2

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

b6

b5

b4

b3

b2

b1

b0

b7

b6

b5

b4

b3

b2

b1

b0

b7

b4

b3

b2

b1

b0

1 2

3

b0-b4: Group

b5, b6: Unit

b7:

0/1 = Even-numbered MG/Odd-numbered MG

1

01H = Frame alignment loss occurs three times a day

02H = Bit error rate is over 10

-6

03H = Slip occurs twice a day

04H = Multi-frame alignment loss occurs three times a day

08H = Fault-detection on the CCIS Bch

2

b0-b4: Time slot number in which the digital line failure occurred

(1-16, 17-31)

3