Problem: ET3000 will load the status bar, splash screen, then lock up with error message at the top of the screen as follows...
NK.bin: Checksum ERROR. recChecksum 1054253588 calChecksum 1054253590
Cause: Defective RAM module, needs to be replaced, or DOC (Hard disk on Chip) defective
Solution: Replace ET3000 RAM DIMM with a new 168 pin 33 Mhz 32 MB Module, or call CLI tech support to have the unit swapped out under warranty