NEC 2400 ipx User Manual download pdf (Page 27)

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NDA-24296 CHAPTER 1

Page 1

Revision 1.0

CHAPTER 1 INTRODUCTION

1. GENERAL

This manual provides circuit card descriptions for the NEAX2400 IPX system.

This manual is for those persons involved in system setup and administration activities for the NEAX2400 IPX.

For each circuit card the following items are explained:

• General function

• Slot to mount the circuit card

• Precautions for mounting the card

• Location of the electronic devices on the card surface

• Description of the LED

• Description of the switches

• Physical interface

The circuit cards explained in this manual are divided into two categories, the Control Circuit Cards and the

Line/Trunk Circuit Cards. You can easily define the card category by the pull tab color of the circuit card.

• Control Circuit Card

White or red pull tab circuit cards are categorized as control circuit card. Also, the circuit cards in the

Central Processor Rack (CPR) have white or red pull tabs.

• Line/Trunk Circuit Card

Blue or yellow pull tab circuit cards are categorized as line/trunk circuit cards.

Note:

This manual is intended to describe only the basic line/trunk interface circuit cards of the NEAX2400 IPX.

When you use circuit cards not shown in this manual, you may refer to the NEAX2400 ICS Circuit Card

Manual with the following changes:

• The line/trunk circuit card shown in the above mentioned manual is compatible with NEAX2400 IPX;

however, the exceptions are PA-CS02-C (2AT1) and PA-CS08B (H/MATI).

• The external appearance of PIM U (which is the standard port interface module of NEAX2400 IPX) is

the same as the PIM J of the NEAX2400 ICS.

• The PCM highway running in PIM is different. More details are explained in this manual’s section on

PH-PC36 (MUX).

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NEC 2400 ipx User Manual Page 27

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