Yes in fact I have done so and have reseated both RAM and flash memory card but still same problem. Even if I switch it on without RAM and Flash card same problem. The output is just what I have posted first and nothing more
Thank you for posting the additional output. Frequently when there are problems booting seeing the actual console output may give clues about what the problem is. Seeing this console output I would assume that it is not a software problem but is some kind of hardware problem.
I would suggest that you disconnect all interfaces except your console connection and if there are any modules that you can remove then remove them. Then try booting again and see if the symptoms change.
If this router is under maintenance I would suggest opening a case with TAC. It looks to me to most likely be some hardware issue.
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...