Error Code 308
Error Code 308: ILLEGAL COMMAND OR COMMAND SEQUENCE
1. Inspect all communication cables to make sure they are not damaged. Make sure all cables are properly connected.
2. Power down the ATM in the proper sequence. From the Main Menu screen, select System Parameters (5) followed by Shut Down the Terminal (4). When the indication that it is safe to turn off the terminal is displayed on the screen push the Power ON/OFF switch to the OFF position. After about ten seconds, push the Power ON/OFF switch to the ON position to start the terminal.
3. Reset the dispenser and try to send the command that caused the error code.
4. If the error code is reported again, replace the CMC module.