NEC NDA-24300 manual D SDT Alarm Restore, ➁ Details on the fault

Models: NDA-24300

1 653
Download 653 pages 50.84 Kb
Page 263
Image 263

SYSTEM MESSAGES

33-D

SDT Alarm Restore

Default Alarm:

Default Grade:

Grade Modified:

Lamp Modified:

NON

1

 

 

 

 

 

 

This message displays when the SDT (PA-SDTA/B) card or optical fiber line, which was once detected as faulty, recovers.

1: X0XX 0000 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

MG (Module Group)

 

 

 

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

b7

 

 

b0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Details on the fault

 

 

 

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 0

1 0 0

Abnormal MB Key Operation

 

 

 

 

 

 

 

 

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

CHAPTER 3

NDA-24300

Page 236

Issue 1

SDT Card

Trouble

52M Interface Alarm

VC-11 Path Trouble

Page 263
Image 263
NEC NDA-24300 manual D SDT Alarm Restore, ➁ Details on the fault