Epson TM T88II Technical Reference - Page 45
off and on is not required. - tm t88iii receipt printer driver
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TM-T88II/T88III Technical Reference Guide Note: The error recovery command is valid only if a recoverable error (excluding automatically recoverable errors) occurs. If a recoverable error occurs, the printer recovers from the error upon receipt of an error recovery command from the driver after the cause of the error is eliminated. Turning the printer's power off and on is not required. Unrecoverable errors Normal printer operation is no longer possible when unrecoverable errors occur. The printer must be repaired. Table 3-6 Unrecoverable errors Error Error description Error LED flash code Recovery measure Approx. 160 ms Memory R/W error After R/W checking, the printer does not work correctly. Impossible to recover High voltage error The power supply voltage is extremely high. Impossible to recover Low voltage error The power supply voltage is extremely low. Impossible to recover CPU execution error The CPU is executing an incorrect address. Impossible to recover Drive circuit error The reaction of the drive circuit is abnormal. Impossible to recover Note: When an unrecoverable error occurs, turn off the power supply immediately. Rev. A Application Development Information 3-9