Информатика и выч. техника \ Мультисервисные сети

Installing Subrack. Procedure. Installation Check. Installation Check Points. Install the captive nut. Expected result of installed subrack

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Contents

2 Installing Subrack 2-1

2.1 Install the Subrack 2-2

2.1.1 Procedure 2-2

2.1.2 Installation Check 2-4

2.2 Installation Check Points 2-5

Figures

Figure 2-1 Install the captive nut 2-2

Figure 2-2 Install the subrack 2-3

Figure 2-3 Expected result of installed subrack 2-4

Tables

Table 2-1 The contents of Chapter 2 2-1

Table 2-2 Positions where the front and rear mounting brackets are fixed 2-2

2 Installing Subrack

Overview

This chapter describes the procedures and precautions for installing the subrack.

In most cases, the subrack has been installed properly in the cabinet, and does not need to be installed on the site. If it is necessary to install it on the site, refer to this chapter.

Contents

Table 2-1 shows the contents of this chapter.

Table 2-1 The contents of Chapter 2

Title	Content
2.1 Install the Subrack	Introduces the relevant operations and procedures for installing the subrack.
2.2 Installation Check Points	Introduces installation checkpoints and the precautions.

2.1 Install the Subrack

Overview

This section tells you how to install the subrack.

Prerequisites

The subrack is fixed in the cabinet with the front and rear mounting brackets. In most cases, captive nuts have been installed at the positions for mounting brackets before delivery. If they have not been installed, install them referring to Figure 2-1.

Table 2-2 shows the positions on the cabinet where the front and rear mounting brackets are fixed.

Table 2-2 Positions where the front and rear mounting brackets are fixed

Position	Hole position (2.2 m cabinet)
Front mounting bracket	9, 17, 32, 40
Rear mounting bracket	26, 34

Note: The holes are numbered from the bottom up, and the lowest part of the cabinet is numbered as 1.

1. Captive nut

2. Installation hole

3. Slide rail

Figure 2-1 Install the captive nut

2.1.1 Procedure

Step	Operation
1	Determine the installation position for the subrack, and do not mistake the subrack face for the back, or conversely back for the face.
	& Note: There are 32 slots of 30.48 mm wide on the face of the subrack, while 26 slots of 30.48 mm, 50.8 mm and 60.96 mm wide on the back.
2	Put the subrack on the subrack side rail, with two persons holding the handles at both sides of the subrack respectively, and push it in carefully, as shown in Figure 2-2.
3	Use screws to fix the subrack, through the holes on the front mounting bracket, onto the front post of the cabinet.
4	Install the rear mounting bracket of the subrack, and fix the subrack onto the rear post on the cabinet with screws.