A.1.6 Modem Interface - Cisco ONS 15454 DWDM Reference Manual

Appendix A Hardware Specifications

A.1.6 Modem Interface

The ONS 15454 modem interface has the following specifications:
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A.1.7 Alarm Interface
The ONS 15454 alarm interface has the following specifications:
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A.1.8 EIA Interface (ANSI only)
The ONS 15454 electrical interface assembly (EIA) interface has the following specifications:
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A.1.9 BITS Interface (ANSI only)
The ONS 15454 building integrated timing supply (BITS) interface has the following specifications:
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A.1.10 System Timing
The ONS 15454 ANSI has the following system timing specifications:
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78-18343-02
Hardware flow control
TCC2/TCC2P: EIA/TIA-232 DB-9 type connector
ETSI
Visual: Critical, Major, Minor, Remote
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Audible: Critical, Major, Minor, Remote
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FMEC access: 62-Pin DB connector on MIC-A/P faceplate
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Alarm inputs: Common 32-VDC output for all alarm-inputs, closed contact limited to 2 mA
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Control outputs: Open contact maximum 60 VDC, closed contact maximum 100 mA
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ANSI
Visual: Critical, Major, Minor, Remote
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Audible: Critical, Major, Minor, Remote
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– Backplane access: Alarm pin fields
– Alarm contacts: 0.045 mm, –48 V, 50 mA
SMB: AMP #415504-3 75-ohm, 4-leg connectors
BNC: Trompeter #UCBJ224 75-ohm 4 leg connector (King or ITT are also compatible)
AMP Champ: AMP#552246-1 with #552562-2 bail locks
2 DS-1 BITS inputs
2 derived DS-1 outputs
Backplane access: BITS pin field
Stratum 3 per Telcordia GR-253-CORE
Cisco ONS 15454 DWDM Reference Manual, R8.5
A.1.6 Modem Interface
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