1-P

SYSTEM MESSAGES

PLO Failure

Default Alarm:

Default Grade:

Grade Modified:

Lamp Modified:

MN

3

 

 

 

 

 

 

This message displays when the system detects all the failures concerned with input clock down or output clock down in the PLO card at the ACT side. When this message is indicated, the PLO card changeover executes.

Note: The No. 0 PLO card automatically changes over to No. 1. The changeover of No. 1 to No. 0 is not automatic.

 

 

1:

XXXX

XXXX

 

XX00

0000

2:

0000

0000

0000

0000

3:

0000

0000

0000

0000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

➀ ➁ ➂ ➃ ➄

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Self-CPU Restart Information

b0: 0/1 = No. 0 PLO/No. 1 PLO

 

 

 

 

b7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

b0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Valid Information bit for Scan Data

b0-b7: Bit position corresponding to the detected information in Scan Data 1

 

1

 

 

 

 

 

 

() is flagged “1”.

b7

 

b6

b5

b4

b3

b2

b1

b0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Valid Information bit for Scan Data

b0-b7: Bit position corresponding to the detected information in Scan Data 2

 

2

 

 

 

 

 

 

() is flagged “1”.

b7

 

b6

b5

b4

b3

b2

b1

b0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reference: See Chapter 4, Section 2.3.2 and Section 2.3.4, for the circuit card replacement procedure.

NDA-24300CHAPTER 3

Page 61

Issue 1

Page 88
Image 88
NEC NDA-24300 manual PLO Failure, ➁ Valid Information bit for Scan Data