Q-Logic ISR6142 manual Chassis Controls, Heartbeat LED Green, Input Power LED Green

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2 – General Description Chassis Controls

Heartbeat LED (Green)

The heartbeat LED blinks once a second as long the router firmware is operational.

Input Power LED (Green)

The power LED shows the voltage status at the router logic circuit board. During normal operation, this LED lights up to show that the router logic circuit board is receiving the DC voltage from the power supply.

System Fault LED (Amber)

The system fault LED lights up to show that a fault exists in the router firmware or hardware. Fault conditions include POST errors and over-temperature conditions. The LED shows a blink code for POST errors and the over-temperature condition. See Figure 2-4and Table 2-1.

	Table 2-1. System Fault LED Blink Patterns
	System	Condition
	Fault LED
OFF		OK (operational)
3	Blinks	System error
4	Blinks	Management port IP address conflict
5	Blinks	Over temperature
1	Blink	Beacon - synchronized with the Heartbeat LED

Chassis Controls

The maintenance button shown in Figure 2-5is the only chassis control. Pressing this button resets the router or recovers the router if it has become disabled.

Figure 2-5 Chassis Controls

SN0051102-00 A 2-7