Table F. FNID Unit Specifications
Loop Interface: |
|
Modulation Type | 2B1Q |
Mode | Full Duplex, Echo Cancelling |
Number of Pairs | One |
Bit Rate | 784 kbps |
Baud Rate | 392K baud |
Service Range | Defined by Carrier Service Area Guidelines |
Loop Loss | 36 dB maximum @ 200 kHz |
Bridged Taps | Single Taps < 2 kft, Total Taps < 2.5 kft |
Performance | Compliant with Bellcore |
Return Loss | 20 dB (40 kHz to 200 kHz) |
DSL Tx Signal Level | 13.5 dBm |
Input Impedance | 135 Ω |
DS1 Channelization | Channels |
Customer Interface: |
|
| |
DS1 Signal Output Level | Programmable through FT1 DP at 0, or |
DS1 Input Signal Level | 0, or |
DS1 Line Coding | AMI, B8ZS |
DS1 Framing Format | SF, ESF |
Power: |
|
Span Power | Selectable: less than |
| (Class A2 with GFI circuit) |
Locally Powered | |
Clock Sources: |
|
Clock Sources | Internal, DSL Loop Derived |
Internal Clock Accuracy | ±25 ppm, (exceeds Stratum 4). Meets T1.101 timing requirements. |
Tests: |
|
Diagnostics | Loopback (FNID), initiated with DDS latching loopbacks, initiated with FT1 DP |
command. |
|
Physical: |
|
Dimensions | 2.25" High, 8.75" Wide, 10.25" Deep |
Weight | 4 pounds (standalone) |
Environment: | Operating (Standard): |
Temperature | |
Part Numbers: |
|
Circuit Pack | 1245201L1 |
|
|
Section | 13 |