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Cisco ONS 15454 SDH Troubleshooting and Maintenance Guide, R3.3
May 2002
Chapter 3 Card Reference
FMEC-E3/DS3 Card
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Line Code: HDB-3
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Termination: Unbalanced coaxial cable
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Output Impedance: 75 Ω + 5%
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Pulse Shape: ITU-T G.703 Figure 17
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Pulse Amplitude: ITU-T G.703 Figure 17 and Table 9
• FMEC-E3/DS3 Input (for DS3 signals)
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Bit Rate: 44.736 MBits/s (Mbps) + 20 ppm
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Line Code: B3ZS
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Termination: Unbalanced coaxial cable
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Input Impedance: 75 Ω + 5%
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Cable Loss: Max 137 m (450 ft) 734A, RG59, 728A / Max 24 m (79 ft) RG179
• FMEC-E3/DS3 Output (for DS3 signals)
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Bit Rate: 44.736 MBits/s (Mbps) + 20 ppm
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Line Code: B3ZS
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Termination: Unbalanced coaxial cable
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Output Impedance: 75 Ω + 5%
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AIS: TR-TSY-000191-compliant
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Power Level: ITU-T G.703, Table 6; -1.8 - +5.7 dBm
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Pulse Shape: ITU-T G.703, Table 6 and Figure 14; ANSI T1.102-1988 Figure 8
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Pulse Amplitude: ITU-T G.703, Table 6; 0.36 - 0.85 V peak-to-peak
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Line Build Out: 0-225 ft; 226-450 ft
• FMEC-E3/DS3 Electrical Interface
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Connectors: 1.0/2.3 Miniature Coax connectors
• Environmental
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Operating Temperature: -5 to +45 degrees Celsius
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Operating Humidity: 5 to 95%, non-condensing
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Power Consumption: 0.00 W, 0.00 A (AMPS) at -48V, 0.0 BTU/hr
• Dimensions
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Height: 182 mm (7.165 in.)
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Width: 32 mm (1.25 in.)
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Depth: 92 mm (3.62 in.)
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Depth with backplane connector: 98 mm (3.87 in.)
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Weight not including clam shell: 0.3 kg (0.7 lb)
• Compliance
ONS 15454 SDH cards, when installed in a system, comply with these standards:
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Safety: IEC 60950, EN 60950, UL 60950, CSA C22.2 No. 60950, TS 001, AS/NZS 3260
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