Troubleshooting Local Timeouts When Booting From Rom; Troubleshooting Unresponsive Terminal Connection To Unconfigured Access Server - Cisco 7603 - Modular Expansion Base Installation Manual

Troubleshooting Router Booting Issues
Table 4-6
Table 4-6
Possible Problem
Wrong terminal
speed setting
Router hardware
problem

Troubleshooting Local Timeouts When Booting from ROM

"Local timeout" error messages are generated when a user is booting from ROM. The router is incapable
of completing its boot process and will not start the ROM monitor.
Table 4-7
Table 4-7
Possible Problem
EPROM problem
Generally, this
problem occurs
only if you have
just replaced your
system EPROMs.
Troubleshooting Unresponsive Terminal Connection to Unconfigured Access
Server
A terminal connected to an unconfigured access server is unresponsive. The terminal, attached to the
console port of an unconfigured Cisco access server, displays bootup banners and begins the setup
routine, but the user cannot input commands from the terminal keyboard.
Cisco 7600 Series Routers Module Guide
4-14
describes the solutions for indecipherable text when booting from the ROM.
Booting: Scrambled Output When Booting from ROM
Solution
Use the monitor setup menu to check the terminal line speed
1.
setting for the monitor.
Check the terminal speed configured on the router as
2.
specified in the configuration register setting (default is
9600 baud, 8 data bits, 2 stop bits, and no parity).
3. If the terminal speed of the monitor and the router do not
match, modify as necessary.
Refer to your hardware installation and maintenance
documentation for details about setting up the monitor.
Check all hardware for damage, including faulty cabling (broken
wire), adapters (loose pin), router ports, and so forth.
outlines the solutions to troubleshoot local timeouts when booting from the ROM.
Booting: Local Timeouts Occur When Booting from ROM
Solution
1. Power down the system.
2. Inspect each EPROM. Make sure that each EPROM is
correctly positioned in the socket (with notches properly
aligned) in the correct socket.
3. If a pin is bent, straighten it carefully. Reinstall the EPROM
and power up the system. If a pin breaks off, the EPROM
must be replaced.
If an EPROM has been installed backward and power has
4.
been applied to it, the EPROM has been damaged and must
be replaced.
If local timeouts persist, contact your technical support
5.
representative.
Chapter 4 Troubleshooting
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