I have a c81 that used to run  ios c831-k9o3sy6-mz.124-19.bin but it crached after a d-ram failure i have replased the default ram but no mather what now the router only detecks the new chips to be 16mb  adding the total to 48mb  i tryd several types...

When i boot up my 1720 router i get this message: console framing errorand i cant enter the cli but pressing break to enter rommon worksAny ideasKristian

First of all i domt know if this is the right place to post..I got a 831 router and suddenly i stoped working. i plug in the concole cable and it took me right to the rommon line.tryd to write something in there but i cant ore the stuff i can write i...