• Code: 161-003
• Description: IPU error
  The ASIC on the BICU fails to configure or initialize the DRAM.
• Causes: • Defective BICU board
• Remedy: Replace the BICU board.

• Code: 165
• Description: Copy Data Security Unit error
  • The copy data security board is not detected when the copy data security function is set "ON" with the initial setting. • A device check error occurs when the copy data security function is set "ON" with the initial setting.
• Causes: • Incorrect installation of the copy data security board • Defective copy data security board
• Remedy: 1. Reinstall the copy data security board. 2. Replace the copy data security board.

• Code: 185
• Description: CIS communication error Error occurs during ASIC register's automatic initialization on the CIS, or during transmission between the CIS - DF.
• Causes: • Harness between the CIS - DF is disconnected • CIS defective
• Remedy: 1. Check or replace the harness (CN220 or CN210 on the DF main board) between the CIS and DF. 2. Replace the CIS on the DF.

• Code: 186
• Description: CIS LED error
  LED on the CIS causes an error.
• Causes: • During initializing, the ratio of the average between leading-edge area and rear-edge is out of range. • During scanning, the shading data peak is under the standard value. • Harness CN210 and CN220 on the DF are disconnected.
• Remedy: 1. Check or replace the harness (CN220 or CN210 on the DF main board) between the CIS and DF. 2. Replace the CIS on the DF.

• Code: 187
• Description: CIS black level error
  The black level scanned by CIS is abnormal. The black level average of R, G or B is not within range (2 to 62). 0 < Calibrated Black data level < 255 (10bit).
• Causes: • Defective CIS
• Remedy: 1. Check or replace the harness (CN220 or CN210 on the DF main board) between the CIS and DF. 2. Replace the CIS on the DF.

• Code: 188
• Description: CIS white level error
  The shading data peak detected from the CIS is abnormal.
• Causes: • Defective CIS
• Remedy: 1. Check or replace the harness (CN220 or CN210 on the DF main board) between the CIS and DF. 2. Replace the CIS on the DF.

• Code: 189
• Description: CIS gray balance adjustment error
  The adjustment error occurs during the test after adjusting the gray balance.
• Causes: • Defective CIS
• Remedy: 1. Retry the gray balance adjustment. 2. If the machine does not recover, do the following steps. • Turn off the machine. • Make sure CN210 and CN220 are connected firmly. • Turn on the machine. 3. If the machine does not recover, replace the CIS.

• Code: 195
• Description: Serial Number Mismatch
  • Serial number stored in the memory does not have the correct code.
• Causes: • NVRAM defective • BICU replaced without original NVRAM
• Remedy: 1. Check the serial number with SP5-811-002. 2. If the stored serial number is incorrect, contact your supervisor.