User's manual g. Shdsl termination Unit Scorpio 1400 lcd




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3.2Rear Panel


Figure 3 -3 illustrates the rear panel of the Scorpio 1400. Users may connect the Scorpio 1400 to other devices or equipments via these interfaces.

Figure 3 3 Rear Panel of the Scorpio 1400

The following connectors/ devices appear on the rear panel of the Scorpio 1400.



  • 1 Power On / Off : The Scorpio 1400’s power switch.

  • 2 Power Receptacle : Power plug for a AC power cable.

  • 3 DC power connector : Power connector for –48V DC power.

  • 4 Ground Terminal : Ground output terminal, connect to earth.

  • 5 DSL Jack : RJ-45 jack for SHDSL link.

  • 6 Management port : SNMP management LAN port.

  • 7 Craft Interface : 9 pin female serial D-sub connector.

  • 8 DTE1 Interface : E1/T1 / G.703 / G.704 balanced interface.

  • 9 DTE2 Interface : Data terminal equipment port



Pin

Description

1

-

2

-

3

Tip(2)-

4

Tip(1)-

5

Ring(1)-

6

Ring(2)-

7

-

8

-



Figure 3 4 G.SHDSL RJ-45 Pin Assignment

The pin assignment of G.SHDSL line is shown in Figure 3 -4. The Scorpio 1400 supports various DTE (Data Terminal Equipment) interfaces depending on user requirements. Connector types include ITU-T G.703 E1 balanced interface and DB-25 female connector for V.35, X.21, RS-530, and V.36 / RS449 as shown in Figure 3 -5 and Figure 3 -6.

Figure 3 5 G.703 /RJ-45 for Unbalanced Interface




Pin

Description

1

RX_ring

2

RX_tip

3

NC

4

Tx_ring

5

Tx_tip

6

NC

7

NC

8

NC



Figure 3 6 Balanced E1 / T1 RJ-45 / 48C Pin Assignment




Figure 3 7 DB-25 for V.35 and RS-530 Interface

The indication of front panel is as follow:



Table 3 4 Indication of front panel on S1400

LED

    Color

    Mode

Function

PWR

Green

on

Power input is supplied to this unit

off

Power is not connected

ALM

Red

off

Normal status

on

An alarm occurs

blink

Software downloading or self-testing

TST

Yellow

on/off

on: indicates it is in Test mode

LAN

ACT

Green

on/off

on: when data transmit or receive over the LAN

LINK

Yellow

on/off

on: collision detected

DSL

Green

on/off

on: when the physical link through RJ-11 connection cable is established

blink

SHDSL line is training



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