Lucent Technologies DEFINITY Enterprise Communications Server Release 8.2 System Description Manual

DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
Cabinets, Carriers, and Circuit Packs 
181 Circuit Packs and Related Hardware 
The TN2793/TN2793B supports on-premises (in-building) wiring with either touch-tone or 
rotary dialing and with or without the LED and neon message waiting indicators. The 
TN2793/tn2793B supports off-premises wiring (out-of-building only with certified 
protection equipment) with either DTMF or rotary dialing, but LED or...

Cabinets, Carriers, and Circuit Packs 
182 Circuit Packs and Related Hardware 
DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
TN-CCSC-2  PRI to DPNSS Converter
The TNCCSC-2 circuit pack converts ISDN-PRI to a DPNSS interface. DPNSS is a 
2-Mbps interface using a 75-Ohm coaxial transmission facility. One TNCCSC-2 circuit 
pack can support up to 2 TN464F DS1 interface circuit packs. A Y cable connects to the 
public network facility.
TN-CCSC-3 PRI...

DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
Cabinets, Carriers, and Circuit Packs 
183 DEFINITY Adjuncts 
UN331B  Processor for r only
The UN331B controls the system and executes stored programs that perform call 
processing activity and maintenance. The UN331B is a RISC designed around a MIPS 
R3000A CPU operating at 33 MHz. It employs 32-bit address and data buses to obtain 
and execute instructions at a rate approaching 1 instruction per...

Cabinets, Carriers, and Circuit Packs 
184 DEFINITY Adjuncts 
DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
Table 45. DEFINITY Adjuncts
Apparatus Code Name Type
105D Isolating Data InterfaceAdjunct
120A Channel Service Unit ModuleAdjunct
122A Music-on-Hold Interface for FrancePort 
127A E1 120 Ohm/75 Ohm Quad Balun Box Adjunct
300A Single-Mode Fiber Optic TransceiverNetwork
315x/316x-Series Channel Service Unit Adjunct
400ATi Splitter for ATM...

DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
Cabinets, Carriers, and Circuit Packs 
185 DEFINITY Adjuncts 
105D  Isolating Data Interface
The 105D Isolating Data Interface is an adapter that lets you connect adjunct devices and 
switches that use different data-cable interfaces. The 105D IDI connects one 25-pin 
RS-232 cable to one 37-pin RS-449 cable. Eight DIP switches let you configure the IDI for 
a direct connection (switches 0-3 UP, 4-9...

Cabinets, Carriers, and Circuit Packs 
186 DEFINITY Adjuncts 
DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
120A  Channel Service Unit Module
The 120A channel service unit (CSU) module connects to either a TN464E/F or a 
TN767D/E DS1 circuit pack on 1 end. The other end connects to the network interface 
smart jack. The 120A is powered from the +5 VDC port carrier power supply and uses a 
maximum of 1.2 Watts.
In combination with the DS1 circuit...

DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
Cabinets, Carriers, and Circuit Packs 
187 DEFINITY Adjuncts 
  Figure 50. 127A E1 120 Ohm/75 Ohm Quad Balun Box
300A  Single-Mode Fiber Optic Transceiver
The 300A is a single-mode lightwave transceiver that transmits and receives light up to 
115,000 feet (22 miles or 35 km). Single-mode fiber optic cable connects from the 
lightwave transceiver on 1 EPN carrier to the lightwave transceiver on...

Cabinets, Carriers, and Circuit Packs 
188 DEFINITY Adjuncts 
DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
315x/316x-Series  Channel Service Unit
The 315x/316x-series of the Channel Service Unit (CSU) is an interface between the T1 
digital network and the customer premises equipment. A CSU provides an interface 
between the DSX1 levels of a DS1 Interface circuit pack and the levels of a DS1 
transmission facility. The CSU also
nIsolates the...

DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
Cabinets, Carriers, and Circuit Packs 
189 DEFINITY Adjuncts 
402A  E1 S120 Ohm (twisted pair) Sync 
Splitter for ATM (Category A only)
The 402A splitter supplies the 8-KHz clock signal from the incoming E1 to an external 
ATM switch via a twisted pair cable. The 402A supports distances of up to 1000 feet from 
the sync splitter to the ATM switch, with a loss of 6 dB allowed in the cable. It is only...

Cabinets, Carriers, and Circuit Packs 
190 DEFINITY Adjuncts 
DEFINITY Enterprise Communications Server Release 8.2
System Description  555-233-200  Issue 1
April 2000
9823A/B  Multi-Mode Fiber Transceiver
The 9823A-type lightwave transceiver transmits light up to 4,900 feet (0.93 miles or 1.5 
km). The 9823B lightwave transceiver transmits light up to 25,000 feet (4.73 miles or 7.6 
km). Multi-mode fiber optic cable connects from the lightwave transceiver on 1 carrier to 
the lightwave transceiver on...