01-05-2007 01:34 AM - edited 03-05-2019 01:36 PM
hi,
my cisco 3640 router went in ROMMON prompt, so i tried upgrading the IOS via xmodem recovery, while it was copying on in the middle i get the error.
WARNING: All existing data in flash will be lost!
Invoke this application only for disaster recovery.
Do you wish to continue? y/n [n]: y
Ready to receive file c3640-i-mz.122-1.bin ...
Erasing flash at 0x307c0000
program flash location 0x30200000
amd_flash_cmd: timeout on AMD flash command
program_flash: location 0x30200004 wrote 0x8beece50,contains 0x24eece50
program flash failure at location 0x30200004 - aborting
rommon 4 > dev
Devices in device table:
id name
flash: flash
does it mean that flash has gone bad?
01-05-2007 01:58 AM
Yes, the flash is bad, boot program is trying to write a memory position at the flash memory with no success.
Regards
01-05-2007 02:03 AM
thanks for the reply, i do also get an error message when i issued the command
rommon 5 > meminfo
Main memory size: 16 MB in 64 bit mode.
Available main memory starts at 0xa000e000, size 16328KB
IO (packet) memory size: 0 percent of main memory.
NVRAM size: 128KB
rommon 6 > dir flash:
device does not contain a valid magic number
dir: cannot open device "flash:"
so only thing i need to replace the flash isn't? so i will also try replacing the flash with the existing 3640 router. any suggestion on this?
01-05-2007 02:44 AM
Yes, you only need to replace the flash, the command you've used confirms the flash is bad.
To replace the flash memory an option if to use an external pcmcia card:
Regards
Hope this helps,if so pls rate post
Discover and save your favorite ideas. Come back to expert answers, step-by-step guides, recent topics, and more.
New here? Get started with these tips. How to use Community New member guide