Black Box LDM-144LR Especificações descarregar pdf (Página 31)

LDM-MR19.2

Table 4-1. Descriptions of RackNest 2/14 Components

Item Control, Indicator, or Connector Function

1 Card Slots Slots for installation of compatible cards

(slot no. 1 located at the left-hand side).

Unused slots are closed with blank

panels.

2 Power-Supply Module Provides power to modules installed in

the enclosure.

3 ON Indicator Lights when power supply is operating.

4 Chassis-Ground Terminal Connector for attaching other grounds,

devices, etc., to the Nest’s chassis

ground (optional).

5 Power Connector Power connector with integral fuse.

6 Main Channel Connectors (J1) DB25 connectors for the module DTE

connection.

7 4-Wire Terminal Blocks (TB1) For connection of 4-wire lines. Each

modem card has a separate terminal-

block connector.

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 47 48

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Black Box LDM-144LR Especificações Página 31