Chapter 3 Installing the Router
Powering Up the Router
Power-Up Procedure
To power up your Cisco router and verify that it goes through its initialization and
If you encounter problems when you power on the router, see Appendix A, “Troubleshooting.” For information about the ROM monitor and the bootstrap program, see Appendix B, “Using the ROM Monitor.” For information about the configuration register, see Appendix C, “Configuration Register.”
Note To view the boot sequence through a terminal session, you must have a console connection to the Cisco router before it powers up.
Step 1 Make sure that your PC is powered up and connected as described in the “Checklist for Power Up” section on page
Step 2 Move the power switch to the ON position.
The following indications appear:
In Cisco 3620 series and Cisco 3640 series
•The green LED next to the auxiliary port comes on.
•The fan operates.
In Cisco 3631
•The green LED on the front of the chassis comes on.
•The fan operates.
In Cisco 3660
•The LED on each power supply comes on.
•The system and PS1 (and PS2) LEDs on the router front and rear panels come on.
Depending on your installation, Fast Ethernet (0/0, 0/1) and Network Module (Active, Ready) LEDs might also come on.
If you encounter problems when you power up the router, see Appendix A, “Troubleshooting.”
Messages begin to appear in your terminal emulation program window.
Caution Do not press any keys on the keyboard until the messages stop. Any keys pressed during this time are interpreted as the first command typed when the messages stop, which might cause the router to power off and start over. It takes a few minutes for the messages to stop.
You may see different startup messages:
•If you see the following messages, the router has booted with a configuration file and is ready for initial configuration using Security Device Manager (SDM).
yourname con0 is now available
Press RETURN to get started.
Cisco 3600 Series Routers Hardware Installation Guide
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