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LTPH-UM-1088-02, Issue 2 Overview
ThinMux Chassis January 3, 2002 1
OVERVIEW
The ADC
®
ThinMux
™
chassis houses the ThinMux DS3 or ThinMux STS-1
multiplexer and fits in a Central Office (CO) rack. Each type of multiplexer
provides support for a minimum of 28 T1 (or 21 E1) lines from the chassis.
The chassis also provides two DS3 interfaces for external equipment. It
features a forced-air cooling unit, Ethernet port, rear craft port, craft ports on
the multiplexer front panels, and fiber management guides. Offering a 1+1
protected multiplexing function on the network and client side, the ThinMux
chassis is the industry’s most compact multiplexer platform.
FEATURES
• The ThinMux chassis allows for the following shelf configurations:
– STS-1 to 28 T1 (using ThinMux multiplexer HXU-359)
– DS3 to 28 T1 or 21 E1 lines (using ThinMux multiplexer HXU-360)
• Dual multiplexer support for 1+1 protection of network and customer
interfaces
• Migration path and investment protection on installed equipment
• Concentration of many low-speed access network interfaces to a single
high-speed network interface
• Industry-standard 64-pin T1 (or E1) connectors enable rapid installation
• Craft port access for easy configuration
• Field-serviceable forced-air cooling unit
Depending on your network interface requirements, several cabling options
are available. Select the instructions that apply to your configuration as
shown in “Installing DS3 or STS-1 Interface Cables” on page 11.