NEC NDA-24300 manual 33-B, SDT Alarm Warning, ➀ MG Module Group, ➁ Details on alarm

Models: NDA-24300

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33-B

SYSTEM MESSAGES

SDT Alarm Warning

Default Alarm:

Default Grade:

Grade Modified:

Lamp Modified:

NON

2

 

 

 

 

 

 

This message displays when an abnormal state is detected temporarily on the SDT (PA-SDTA/B) card.

1: X0XX 00XX XXXX XX00 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000

 

➀ ➁

 

 

 

 

 

 

 

 

 

 

 

 

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

MG (Module Group)

 

 

 

b7: 0/1 = Even-number MG/Odd-number MG

b7

 

 

b0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Details on alarm

 

 

 

 

b4, b3

b2-b0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

b7

 

 

b4

b3

b2

b1

b0

0 0

0 0 0

 

 

 

 

 

 

 

 

 

 

 

0 0

0 0 1

Hardware Failure

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0 0

0 1 0

Optical Line Failure

 

 

 

 

 

 

 

 

 

0 0

0 1 1

Onboard Power Alarm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0 1

0 0 0

 

 

 

 

 

 

 

 

 

 

 

 

0 1

0 0 1

PCM Loss

 

 

 

 

 

 

 

 

 

0 1

0 1 0

Frame Alignment Loss

 

 

 

 

 

 

 

 

 

0 1

0 1 1

Receiving Section Failure

 

 

 

 

 

 

 

 

 

0 1

1 0 0

Mistake Rate Degradation

 

 

 

 

 

 

 

 

 

0 1

1 0 1

Sending Section Failure

 

 

 

 

 

 

 

 

 

0 1

1 1 0

Mistake Detection

 

 

 

 

 

 

 

 

 

1 0

0 0 0

 

 

 

 

 

 

 

 

 

 

 

 

1 0

0 0 1

Receiving Path Failure

 

 

 

 

 

 

 

 

 

1 0

0 1 0

Pointer Failure

 

 

 

 

 

 

 

 

 

1 0

0 1 1

Sending Path Failure

 

 

 

 

 

 

 

 

 

1 0

1 0 0

Receiving Path Error

 

 

 

 

 

 

 

 

 

1 0

1 0 1

Sending Path Error

b7: SDT Card Status

0/1=No. 0 System/No.1 System

Note: Alarm-detected HW is specified in (next page).

NDA-24300

SDT Card

Trouble

52M Interface

Alarm

VC-11 Path

Trouble

Note

CHAPTER 3

Page 231

Issue 1

Page 258
Image 258
NEC NDA-24300 manual 33-B, SDT Alarm Warning, ➀ MG Module Group, ➁ Details on alarm