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T320 Routers

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T320 Power System Description
Powering On the T320 Router
Maintaining the T320 Power Supplies

T320 Power Supply LEDs

One LED on each power supply faceplate indicated the status of the power supply. In addition, a power supply failure triggers the red alarm LED on the craft interface. Table 1 describes the functions of the power supply LEDs.

Table 1: T320 Power Supply LED

LED	Color	State	Description
DC OK	Blue	Off	No power applied to power supply.
		Blinking	Power supply LED blinks for five seconds after initial power on. Power supply is installed, but not powered on, and is receiving bias power from a powered on power supply. Input voltage is invalid. Power supply has failed.
		On steadily	Power supply is installed correctly and is functioning normally.

Technical Documentation

T320 Power Supply LEDs

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Published: 2010-08-11