Fix your printer !

Solution : Without turning off the product, disconnect the USB cable from the rear of the product. Remove the cartridges from the product. Wait for the ' Insert Cartridges ' message to display on the control panel. Disconnect the power cord from the back of the product. Wait 60 seconds. Reconnect the power cord. If the product does not automatically turn on, press the Power button ( ). Reinsert the cartridges, and then close any open doors on the product. If you receive a prompt to print a calibration page, do so. Reconnect the USB cable to the rear of the product, and then try printing again. If you have completed all the steps listed above and are still experiencing a problem, service the product.

For Tallygenicom: T6212, T6215, T6218, T6212LJ, T6215LJ, T6218LJ ATTENTION: The host has sent the Bell Command Contact your system operator. Bad VFU Channel : A VFU channel command has been received from the host requesting an illegal channel. One: Correct data from host and retransmit. Two: Ensure the integrity of the printer ground connection. Bad VFU Count : An incorrect number of bytes has been detected in a VFU download. Correct data from host and retransmit. Buffer Overflow : A buffer overflow has been detected on the currently active host interface. This is most likely caused by a host failure to respond to a busy signal. One: Ensure correct protocol has been selected. Two: Check wiring of I/O cable between host and printer. Chnl Not Found : VFU Channel requested by the host computer cannot be found. One: Correct data from host, then retransmit it to the printer. Two: Ensure the integrity of the printer ground connection. Ctrl Fault : This message indicates that