KIP 870

• Code: E-0320, E-800
• Description: Abnormal Output of Process 1 1st Charger
• Causes: The signal (00000: 1st Output Detect: K) shows "H" for longer than 20msec while activating the 1st charger (image corona) (00000: 1st DC K).
• Remedy: Error Mask Mode No. 00004 1st Charger Error K Error Mask Mode No. 00104 1st Charger Error C Error Mask Mode No. 00204 1st Charger Error M Error Mask Mode No. 00304 1st Charger Error Y <Note> Check 1st Charger functionality while Test Print as 1st Charger operation manually from Output Check Mode may create unrecoverable affect to image quality.
  Corona Wire 1 Is Corona Wire cut? Yes Clean and replace the wire. Corona Wire 2 Is Corona Wire Tension loosened? Yes Clean and replace the wire. High Voltage Lead 3 Is high voltage lead damaged? Yes Replace. HV Power Supply 4 Correct value is monitored on the HVPS Check Point. CP-11 to CP-12, CP-21 to CP-22. No Replace High Voltage Power Supply. PW13555 5 Replacing PW13555 PCB recovers the error condition. Yes OK Main Control PCB (PW13520) 6 Replacing PW13520 PCB recovers the error condition. Yes OK

• Code: E-0321, E-801
• Description: Abnormal Output of Process 1 Transfer Charger
• Causes: The signal from FPGA on PW13555 (00001: 1st Transfer Current Detect (K)) shows "H" for longer than 20msec while activating the 1st transfer (00001: TR1 K).
• Remedy: Error Mask Mode No. 00005 Tr1 Charger Error K Error Mask Mode No. 00105 Tr1 Charger Error C Error Mask Mode No. 00206 Tr1 Charger Error M Error Mask Mode No. 00306 Tr1 Charger Error Y <Note> Check Tr1 Charger functionality while Test Print as Tr1 Charger operation manually from Output Check Mode may create unrecoverable affect to image quality.
  Short-Circuit 1 Unplugging “TB 1Tr” Tub Connector recovers the Error condition. Yes Check Short-Circuit behind the Tub Connector. (Roller side) 2 Is anything like a spring of developer bias drops on the Belt and causing shortcircuit? Yes Remove it. (In case of the dropping of spring, relocate it correctly.) PW13555 3 Replacing PW13555 recovers the Error. Yes OK Main Control PCB (PW13520) 4 Replacing PW13520 PCB recovers the error condition. Yes OK

• Code: E-0322, E-802
• Description: Abnormal Output of Process 1 Separation Charger
• Causes: The signal from FPGA on PW13555 (00528: Separation Current Detect) which is made from (J573-24: SEP_DUTY) Signal shows "H" for longer than 20msec while activating the 2Tr Separation Charger (00514: Tr2 Sep AC).
• Remedy: Error Mask Mode No. 00702 Sep Charger Error <Note> Check Separation Charger functionality while Test Print as Separation Charger operation manually from Output Check Mode may create unrecoverable affect to image quality.
  Short-Circuit 1 Unplugging “TB SEP” Tub Connector recovers the Error condition. Yes Check Short-Circuit behind the Tub Connector. (Charger side) PW13556 2 Replacing PW13556 recovers the Error. Yes OK PW13556 3 Replacing PW13555 recovers the Error. Yes OK Main Control PCB (PW13520) 5 Can the problem be fixed by replacing the Main Control PCB? Yes OK

• Code: E-0323, E-803
• Description: Abnormal Output of Process 1 Developer Bias
• Causes: The signal from FPGA on PW13555 (00002: DevBias Out Detect:K) shows "H" for longer than 20msec while activating the Developer Bias (00002: Dev Bias K).
• Remedy: Error Mask Mode No. 00006 Dev Bias Error K Error Mask Mode No. 00106 Dev Bias Error C Error Mask Mode No. 00206 Dev Bias Error M Error Mask Mode No. 00306 Dev Bias Error Y <Note> Check Developer Bias functionality while Test Print as Sequence of Print Process controls Developer Bias properly.
  Short-Circuit 1 Unplugging “TB D” Tub Connector recovers the Error condition. Yes Check Short-Circuit behind the Tub Connector. (Roller side) PW13555 2 Replacing PW13555 recovers the Error. Yes OK Main Control PCB (PW13520) 3 Replacing PW13520 PCB recovers the error condition. Yes OK

• Code: E-0324, E-804
• Description: Abnormal Output of Process 1 Supply Bias
• Causes: The signal from FPGA on PW13555 (00003: SupBias Out Detect:K) shows "H" for longer than 20msec while activating the Developer Bias (00002: Dev Bias K).
• Remedy: Error Mask Mode No. 00007 Sup Bias Error K Error Mask Mode No. 00107 Sup Bias Error C Error Mask Mode No. 00207 Sup Bias Error M Error Mask Mode No. 00307 Sup Bias Error Y <Note> Check Supply Bias functionality while Test Print as Sequence of Print Process controls Supply Bias properly.
  Short-Circuit 1 Unplugging “TB S” Tub Connector recovers the Error condition. Yes Check Short-Circuit behind the Tub Connector. (Roller side) PW13555 2 Replacing PW13555 recovers the Error. Yes OK Main Control PCB (PW13520) 3 Replacing PW13520 PCB recovers the error condition. Yes OK

• Code: E-0325, E-805
• Description: Abnormal Output of Process 1 Blade Bias
• Causes: The signal from FPGA on PW13555 (00004: RegBias Out Detect:K) shows "H" for longer than 20msec while activating the Developer Bias (00002: Dev Bias K).
• Remedy: Error Mask Mode No. 00008 Reg Bias Error K Error Mask Mode No. 00108 Reg Bias Error C Error Mask Mode No. 00208 Reg Bias Error M Error Mask Mode No. 00308 Reg Bias Error Y <Note> Check Blade (Registration) Bias functionality while Test Print as Sequence of Print Process controls Blade (Registration) Bias properly.
  Short-Circuit 1 Unplugging “TB B” Tub Connector recovers the Error condition. Yes Check Short-Circuit behind the Tub Connector. (Roller side) PW13555 2 Replacing PW13555 recovers the Error. Yes OK Main Control PCB (PW13520) 3 Replacing PW13520 PCB recovers the error condition. Yes OK