B

Extract the CPR from the LPM.

Turn ON the MBR key on the DSP of the new CPR.

Mount ISAGT (PZ-GT13) and LANI (PZ-PC19) cards onto the new CPR. Then, insert the new CPR into the LPM.

C

UNIT/CIRCUIT CARD REPLACEMENT PROCEDURE

ATTENTION

Contents

Static Sensitive

Handling

Precautions Required

Refer to Figure 4-3to replace the CPU.

DSP

MBR CPUOPEWDT IMG0

ON

IMG1 IMG2 IMG3

1

2

3

4

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

1

2

3

4

5

6

7

8

 

OFF

 

 

 

 

 

 

4

6

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

C

 

1

2

3

4

5

6

7

8

 

OFF

 

 

 

 

 

 

 

 

FRONT VIEW

Refer to Circuit Card Installation Into New CPR procedure in this

section.

NDA-24300CHAPTER 4

Page 251

Issue 1

Page 278
Image 278
NEC NDA-24300 manual Section