Mitel Sx 2000 Llightware 32 General Information Guide

Configuration
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SX-2000 MICRO LIGHT System
The SX-2000 MICRO LIGHT system is a non-redundant configuration that can support up to 
four expanded peripheral nodes or two DSU nodes.
The SX-2000 MICRO LIGHT node consists of the following components:
Control cards: The SX-2000 MICRO LIGHT cabinet contains a 
Main Controller card and 
a 
Control Resource card. The Main Controller card is located in slot 1 (PLID 1 1 1), and 
the Control Resource card is located in slot 2 (PLID 1 1 2).
...

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 Fiber Interface Modules (FIMs): The SX-2000 MICRO LIGHT cabinet holds up to four 
Fiber Interface Modules (FIMs).
 FIM Carrier Card: This card connects a FIM to the SX-2000 MICRO LIGHT main control. 
Each FIM Carrier card has a FIM mounted on it. You can install up to four FIM Carrier 
cards in PLIDs 1 2 1 to 1 2 4.
 Hard Disk Drive: The 3.5 inch wide x 1 inch high SCSI hard disk is mounted on the front 
panel at the top of the cabinet. The...

Configuration
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- A 3 inch wide x 4 inch high (7.6 cm x 10.2 cm) metal box projecting from the middle of 
the panel. The box holds up to four CEPT or DS1 interface assemblies.
- A small rectangular opening with a sliding cover to route fiber optic cables into the 
cabinet
- A ground connector.
 Exhaust Fans: Two fans cool the cabinet.
Peripheral Cabinets
Each peripheral cabinet holds up to 12 Peripheral Interface Cards and provides up to 192 ONS 
or DNI ports. By purchasing the...

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 Power Converter (AC): The AC power converter converts AC input power to the voltages 
required by the circuit cards and FIMs (+5 Vdc, +12 Vdc, -27 Vdc, -48 Vdc and 80 Vac 
ringing). It is installed in slots 13 to 15.
 Power Converter (DC): The DC power converter converts DC input power to the voltages 
required by the circuit cards and FIMs (+5 Vdc, +12 Vdc, -27Vdc, and 80 Vac ringing). It 
is installed in slots 13 to 15.
 Peripheral Switch...

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- A 3-conductor female plug is recessed in the rear panel behind a small cover plate (AC 
systems only).  The plug connects to the power connector on the AC Power converter.
- A ground connector.
Note:For details on expanding a peripheral node, see the Peripheral Node Expansion section of the 
Technical Documentation CD-ROM.
SUPERSET HUB
The SUPERSET HUB builds on the distributed system concept by delivering advanced digital 
telephony functionality for workgroups. It...

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  Interruption of the system AC power 
  Failure of the peripheral switch controller (zone)
  Loss of the fiber link between the main control and peripheral cabinets.
Power Supply
All power for the SFT unit is provided from the -48 Vbat source on the system. A source of -12 
V powers the electronic circuitry on the card. This supply is derived from the -48 V input and 
powers all the SFT circuitry except the transfer relays. The relays are...

Configuration
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Peripheral Cards
Peripheral Interface cards join telephone trunks and peripheral devices (such as SUPERSET 
telephones) to the system. Peripheral interface cards include
• Line cards: Connect to single line sets, SUPERSETs, attendant consoles, and 
DATASETs
 Trunk cards: Provide an interface from the system to the public switched network and 
leased lines.
Line Cards
Line cards include
  COV line card
  DNI line card
  ONS line card
 OPS line card.
COV Line Card...

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Trunk Cards
Trunk cards include
 LS/GS trunk card
  E&M trunk card
  DID Loop Tie trunk card.
LS/GS Trunk Card
The Loop Start/Ground Start (LS/GS) trunk card interfaces to the analog LS/GS Central Office 
(CO) trunks, and is used to terminate eight CO trunks (non-dial-in trunks). The LS/GS trunk 
card connects to any Peripheral Interface card slot on the peripheral shelf via connectors J1 
and J2. The LS/GS trunk card has eight circuits.
E&M...

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Digital Service Unit (DSU) Cabinet
A DSU cabinet holds up to four DSU cards and two FIMs. The DSU cards provide digital trunk 
interfaces for public or private network access and specialized digital functions (such as 
messaging, expanded conferencing, and ISDN service). The FIMs support the transmission of 
voice and data signals between nodes.
The DSU cabinet consists of the following components:
 Cabinet Frame: The DSU cabinet is separated into two shelves. Shelf...

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 DSU Backplane: The backplane holds up to four DSU cards, two fiber interface modules, 
two 
peripheral resource cards, the power supply cable, and two Maintenance Terminal 
ports. The four DSU cards are split into pairs (each pair with a FIM, Peripheral Resource 
card, and maintenance port). The following switches and connectors are located on the 
DSU backplane (rear panel):
- A power on/off switch
- A small red sliding switch for selecting the...