Motherboard (Mb); Hipath 1120; Chapter 6, "Operation - Siemens hipath 1100 Service Manual

Modules

Motherboard (MB)

3.4 Motherboard (MB)
Introduction
The MB is the main board for the HiPath 1100 system. The MB provides all functions
required for PABX operation.
Functions
CLIP - external calling number identification (service must be provided by local
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carrier)
Central Processing Unit (CPU)
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DTMF generator and detector
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Conference circuits
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Tone generators
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Music source
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Memory (software + client's data base)
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Digital switch
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Signaling
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3.4.1 HiPath 1120

Outputs/Inputs
8 interfaces for Standard Telephones and 4 for System Telephones
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2 external analog lines
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Mini DIN-6 connector for V.24 adapter
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Mini DIN-4 connector for USB adapter
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Power supply
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3-8
For internal distribution only
A31003-K1250-S100-12-7619
HiPath 1100, Service Manual