Cabletron Systems FDDI Repeater Network Card User Manual


 
FPIM Specifications
A-2
Transmitter power parameters are listed in Table A-2.
The link distance is up to 2 kilometers on the multimode fiber-optic cable as
specified by ANSI MMF-PMD.
FPIM-02 and FPIM-04
The FPIM-02 has an RJ-45 connector supporting an Unshielded Twisted Pair
(UTP) connection. The FPIM-04 has an RJ-45 connector supporting a Shielded
Twisted Pair (STP) connection. The pinouts for both are listed in Table A-3.
The link distance is up to 100 meters on unshielded twisted pair cable as specified
by ANSI TP-PMD.
Table A-2. Transmitter Power Parameters
Parameter Typical Value
Worst
Case
Worst Case
Budget
Typical
Budget
50/125 µm
fiber
-13.0 dBm -15.0 dBm 13.0 dB 17.5 dB
62.5/125 µm
fiber
-10.0 dBm -12.0 dBm 16.0 dB 20.5 dB
100/140 µm
fiber
-7.0 dBm -9.0 dBm 19.0 dB 23.5 dB
Error Rate Better than 10
-10
Table A-3. FPIM-04 Pinouts
Pin Number Represents Pin Number Represents
1 Transmit+ 5 NA
2 Transmit- 6 NA
3 NA 7 Receive+
4 NA 8 Receive-