Digital Telephone Switch DTS-1536

- SYSTEM CHARACTERISTICS:
- Tone/Pulse Dialling
- Toll Ticketing/Pulse Metering
- Tariff Switching
- Call Information Listing
- Caller ID Transmission
- Operator Controlled Call Barring
- PABX Function
- Subscriber Line Monitoring
- Subscriber Line Test
- Automatic Fault Detection on Subscriber Line
- Automatic Faulty Lines Blocking
- Manual Faulty Lines Blocking
- Alarm Detection of Trunk Lines
- Manual Test of PCM
- Clock Synchronization to the Superior Exchange
- Remote O&M
- SUBSCRIBER SERVICES:
- Alarm Call service
- Call Waiting service
- Abbreviated Dialing
- Last Number Redial
- Absent subscriber
- Do Not Disturb
- Hot Line
- Call Forwarding: unconditional, on busy, on no replay
- Call Back
- Malicious Call Tracing
- Conference Call
- Call Barring
- Outgoing Call Barring
- Keyword change
- Type of charging
- Private Meter
- TECHNICAL SPECIFICATIONS:
- Capacity: 1536 Subscriber Lines, 8x2Mb/s Trunk Lines
- Signalling System: SS7 (CCITT-No.7) and R2D ,
- Power: AC/DC Converter 220Vac/48Vdc, 25A; Battery Backup 48V, 60Ah,
- Environment: 0�C to +45�C, 20% to 80% Humidity,
- Dimensions (WxHxD): 640x1500x640 mm.

Description
- LI � Line Interface:
- 32 x Subscriber Line, SLIC - CODEC,
- Balanced ringing, output up to 60Vrms, 25Hz, sinusoidal wave,
- 16KHz Pulse Metering,
- Subscriber Line Monitoring, Pulse Dialing,
- Subscriber Line Test,
- Automatic Fault Detection on Subscriber Line,
- Automatic Faulty Lines Blocking,
- 1 x Microcontroller for control.
- RC � Rate Converter
- Rate conversion from 2.048 Mb/s to 8.192 Mb/s and vice-versa,
- 1 x Microcontroller for control.
- DFG � Digital Filter-Generator
- 16 x Tone Dialling,
- 16 x R2D Signaling System,
- Caller ID Transmission,
- 4 x Digital Signal Processor,
- 1 x Microcontroller for control.
- LPCM � Link PCM
- 4 x 2.048Mb/s Trunk Lines (4x30 channel),
- SS7 (CCITT-No.7) Signaling System,
- Alarm Detection of Trunk Lines,
- Receive Clock Synchronization to the Superior Exchange,
- 4 x Microcontroller for control.
- CPU � Central Processor Unit
- 2.048 x 2.048 channel non-blocking switching at 8.192Mb/s,
- Rate conversion from 2.048 Mb/s to 8.192 Mb/s and vice-versa,
- Clock Synchronization to the Superior Exchange,
- 1 x Microcontroller for control.
- SM � Speak Messages
- 32 x Short digital speak messages (recording the messages with software),
- 1 x Microcontroller for control.
- AUX � Three Party Service and Audio Interface
- 10 x Three party service (Conference Call),
- 2 x Audio inputs and outputs (tape-recorder, CD player, PC sound card, ...),
- BMI � Battery Monitor and Interface
- Optically-isolated 8-bits parallel interface for the IPC card,
- Controller for the PWR - Power Supplies,
- Instruments and sensors (a voltmeters, an ammeters, a thermometers) for automatic test and measuring of the Battery and the Power Supplies,
- Instrument for manual meassuring resistance of the Subscriber Line,
- Test the Subscriber Telephone and Test the SLIC,
- 1 x Microcontroller for control.
- IPC� Interface PC
- ISA BUS card for the Personal Computer, 8-bits parallel interface
- PWR � Power Supply
- DC/DC converters: -48Vdc/+5Vdc, 10A; -48Vdc/-5Vdc, 5A; -48Vdc/+65Vdc,
- Monitor and controller for the battery and the power supply.

Link:
Microsemi Products: ZARLINK Semiconductors (MITEL Semiconductors)