Troubleshooting 
Repair Center Manual  17  J007/J010/J011 
J007/J010/ 
J011 Repair 
Center 
Manual 
Procedure: 
1.  Cycle printer on/off, check result. 
2.  Replace control board. 
SC972 Flash ROM verify error 
Description: Occurs during data write to an IC card. After firmware was written, the data on 
the IC card in the data on the flash ROM were determined to be incompatible. This SC is 
logged (it does not appear on the printer operation panel). 
Probable Cause: Flash ROM defective 
Location: Control board 
Procedure: 
1.  Cycle printer on/off, check result. 
2.  Replace control board. 
SC973 EEPROM write error 
Description: Data write to NVRAM failed. 
Probable Cause: NVRAM EEPROM defective 
Location: Control board 
Procedure: 
1.  Cycle printer on/off, check result. 
2.  Replace EEPROM (NVRAM). 
3.  Replace control board. 
SC978 Left ink collection tank 
Description: Left ink collection tank is full. 
Probable Cause: Ink collection tank sensor detected full condition. 
Location: Ink collection tank 
Procedure: 
1.  Cycle printer on/off, check result. 
2.  Push [Menu], select "List/Test Print" then push [#Enter] to print the System 
Summary. 
3.  Check the Total Counter reading of the System Summary. 
4.  Replace the left ink collection tank.