Epson Stylus Pro 3800

 Maintenance Codes
 Error Code:      Description:
 0001  The counter of waste ink used for printing margins at  
 borderless printing has reached the specified value.
 0002  The CR scan pass counter has reached the specified value.
 (ink supply tube has reached its end of life.)
 0008  The RTC backup battery becomes exhausted.
 0040  The pump counter has reached the specified value.
 0080  The date has not been set.
 0100  The RTC backup battery power has temporarily dropped.
 0800  The ink cartridge installation/removal counter has reached
 the upper limit.
 1000  The number of drives of the ink selector has reached the
 upper limit.
 0088  RTC backup battery has not been set.

 Service Call Errors

 Error Code:      Description:
 1101  CR life error
 1120  CR lock error
 1121  CR reverse error
 1122  CR overspeed error
 1123  Duty over error
 1124  Drive timeover error
 1125  CR home position detection error
 1126  CR lock release error
 1127  CR lock set error
 1130  Overspeed error (PID-load positioning)
 1131  Drive timeover error (PID-load positioning)
 1132  Out of sync. (PID-load positioning)
 1133  Positioning time-out (PID-load positioning)
 1134  Integral term overload (PID-load positioning)
 1135  Encoder test error (PID-load positioning)
 1220  Overspeed error
 1221  PF measurement error
 1222  Drive timeover error
 1223  Encoder test error
 1224  Out of sync
 1225  Positioning time-out
 1226  Integral term overload
 131B  Head driver (transmission gate) temp. error
 1400  Pressure motor drive timeover
 1401  Air leaks
 1403  Pressure reducing error
 1404  Pump movement cycle over error
 1410  Drive time monitor time-out (PUMP)
 142D  Pump cap unit life error
 1425  CSIC communication time-out
 1430  Holder ink pad error
 1431  Ink selector error
 1432  Ink selector drive timeover
 1434  Ink cover unlock error
 1501  Release phase detection error
 1502  Drive time monitor time-out
 150C  PF phase detection error
 1511  Drive time monitor time-out (APG)
 1520  Drive time monitor time-out (CR)
 1531  ASF phase detection error
 1535  Pressure pump home detection error
 1550  Borderless print ink pad error
 1600  Paper width sensor obstruction error
 1601  Paper width sensor malfunction
 1A23  Invalid RTC data
 1A26  RTC communication time-out
 1A37  Thermistor sensor error
 1A38  Transistor ambient temp. error
 1A40  IC22 error
 2000  NVRAM error
 2002  SDRAM error
 2009  FLASH SUM CHECK error
 200A  Firmware loading error
 200B  Insufficient internal memory
 3000  AC power line shut-off
 DXXX  Error code for debugging
 FXXX  CPU-related error