Timecreator 1000 Modules And Dti Links; Functional Description - Symmetricom TimeCreator 1000 User Manual

Docsis timing interface server
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The front of the TimeCreator 1000 has two IOC module slots and one IMC module
slot. The rear has two power supply slots, twelve DTI link connectors and two BITS
connectors (see
IOC module, and an IMC module. The second IOC and Power module slots are
available for redundancy.
Note: The BITS connectors are not functional in this release.
Input/Output Clock (IOC)
AC Power Supply
Figure 1-4.

TimeCreator 1000 Modules and DTI Links

Functional Description

The TimeCreator 1000 accepts one GPS input and two DTI inputs for system
reference and it allows you to provision the DTI input reference priority. When a
GPS or DTI reference is qualified as the system reference, the server uses the
qualified reference to acquire the system's frequency, DTI timestamp, and TOD
alignment.
The TimeCreator 1000 rear panel has ten DTI client links (six DTI client links for
8-port option) and two client/server links. Client links connect to an M-CMTS Core,
Upstream receiver, Edge QAM, or DTI server. Server links allow a subtending
server to receive time and frequency signals from a DTI root server. There are also
two T1/E1 BITS frequency inputs.
Note: The BITS connectors are not functional in this release.
Figure 1-5
is a block diagram of the TimeCreator 1000,
diagram of the IMC card, and
097-93100-01 Revision C – February, 2010
Figure
1-4). The minimum configuration is one Power module, one
Information Management Card (IMC)
DTI Client Links
DTI Client/Server Links
Figure 1-7
Chapter 1 Overview of the TimeCreator 1000
Input/Output Clock (IOC)
AC Power Supply
Figure 1-6
is a block diagram of the IOC card.
TimeCreator 1000 User's Guide
Functional Description
is a block
31

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