Epson TM U200D Technical Reference - Page 92

Error Types and Countermeasures Follow the flowcharts on the next page based on the ERROR LED blinking patterns in the table below and repair the printer. The printer does the following when an error occurs: t All operations stop t The printer goes off-line (when DIP SW2-3 is off) t The ERROR LED blinks. ERROR LED blinking patterns Error Error Description (1) Head high-temper- Print head temperature is too high. * ature error ( 1) ERROR LED Blinking Pattern 160 ms Action Action 1 (2) HAuotmoecuptotesriteiornror detection error THhoemree ipsoasnitiaobnncoarmnnaolittybeindtheetected aduuteotcouattepra.per jam or other problem. Action 2 (3) Memory or gate array read/write error Read/write check has failed. (4) High-voltage error Power supply voltage is too high. Action 3 Action 34 (5) Low-voltage error Power supply voltage is too low. Action 35 (6) CPU execution error CPU is trying to execute an invalid address. Action 46 (7) PTrhienrtmheisatodr error temperature detection error. PThrienrtehiesaadnteambnpoerrmataulritey iisn oduetteocfting nthoermprainl tohpearadtitnegmrpaenrgaetu. re or the print head rank can not be read correctly. Action 47 *( 1) This error can occur for a short time during normal printing, when the print head reaches a high temperature. No repair is necessary in this case. 4-14 Troubleshooting Rev.B