Cisco Systems OL-11497-03 manual Diagnostics Overview Fpga Overview Using Diagnostics

Contents

Bits in the Software Configuration Register 4-8
Recovering a Lost Password	4-11
Problem Solving with Subsystems	4-14
Identifying Startup Problems	4-15
Using LEDs to Gather Information		4-16
AC-Input Power Supply LEDs		4-17
DC-Input Power Entry Module LEDs 4-19
Blower Module LEDs 4-20
Alarm Card LEDs 4-21

		RP Alphanumeric LED Displays	4-22
		Troubleshooting the Power Subsystem		4-23
		Troubleshooting the AC-Input Power Subsystem 4-23
		Troubleshooting the DC-Input Power Entry Module				4-26
		Troubleshooting the Processor Subsystem			4-28
		Troubleshooting the RP 4-28
		Troubleshooting the Line Cards	4-31
		Troubleshooting by Using the Alarm Cards			4-33
		Monitoring Alarm Card Status	4-33
		Monitoring Switch Fabric Status 4-33
		Monitoring Critical, Major, and Minor Alarm Status				4-34
		Troubleshooting the Cooling Subsystem		4-35
		Field Diagnostics for the Cisco 12000 Series Router 5-1
C H A P T E R 5
		Diagnostics Overview 5-2
		FPGA Overview 5-3
		Using Diagnostics 5-6
		Obtain and Place the Diagnostics Image		5-6
		Upgrade the FPGA Image on a Line Card		5-7
		Using the diag Command 5-8
	Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide
10						OL-11497-03