Operation instructions | CMTS 2-00 | Cable Modem Termination System
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2021-09-03 | Technical improvements, changes in design, printing- and other errors reserved.
2.3. Power Supply
The devices have a power supply unit by default.
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Connect the power supply unit to a mains socket (100 ... 240 VAC / 50 ... 60 Hz) using the mains cable
supplied.
2.3.1. Installing an additional power supply unit
An additional power supply unit CZU 2-00 can be built into the CMTS 2-00. If both power supply modules work
properly, you can replace one of them during operation.
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Do not replace the power supply module during operation if only one power supply module is installed.
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The installation or replacement of a power supply module must be carried out only by a professional in
accordance with the applicable directives. In case of incorrect installation, no liability is assumed.
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Do not touch any conductors, terminals or parts marked with a sign for dangerous voltage to avoid injury
and damage.
2.3.1.1.Steps for mounting
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Remove the additional power supply unit from the packing carton and verify that the model and
specification are correct.
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Unscrew the cover plate for the additional power supply unit on the CMTS 2-00.
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Hold the additional power supply unit by its handle with one hand, hold the underside of the unit with the
other hand and slowly slide it onto the guide rails until the fixing screw touches the threaded holes on the
chassis.
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Tighten the screw.
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Connect both power supply units to mains sockets (100 ... 240 VAC / 50 ... 60 Hz).
2.3.1.2.Removing a power supply module
Removing a power supply module is done in reverse order of installation.
Fixing screw
Handle
