Lucent Technologies SLC ConnectReach User & Service Manual page 61

Product Description
SLC ConnectReach System Specifications
Interface Ports and Functional Circuits
(Continued)
®
FXS/SPOTS
analog line support
FXO analog trunk
support
The following are the specifications for the foreign exchange station (FXS)/
SPOTS analog line support circuit:
4–24 ports expandable in 4- or 8-port increments
3
Loop start/ground-start
3
Robbed bit line signaling (prior to R3.6.3)
3
Clear channel signaling (R3.6.3 and later)
3
Modems supported
3
48-volt battery
3
–25 V DC at 25 mA talk battery
3
Supports analog PBX lines
3
Ringing: 5 ringer equivalency number (REN) per port or 75 REN for each
3
SLC ConnectReach system
Transmit and receive gain adjust: 0 dB, –3 dB, –6 dB, or –12 dB
3
Impedance: 600 ohms
3
Range: 480 ohms (includes DC off-hook resistance of the phone plus the
3
cable resistance)
The following are the specifications for the foreign exchange office (FXO) analog
trunk support circuit:
4–24 ports expandable in 4- or 8-port increments
3
Loop-start/ground-start
3
Robbed bit line signaling
3
REN = 1.5 per port
3
Transmit and receive gain adjust: 0 dB, –3 dB, or –6 dB
3
Impedance: 600 ohms.
3
363-208-050
(Continued on next page)
Issue 4 June 2002 2-19