Description: White level detection error The white level cannot be adjusted to the second target level within the target during auto gain control.
Causes: • SBU defective • LED defective • IDB (LED driver) defective • IPU defective • Power/signal harness defective • Scanner drive error • Condensation in scanner unit • Mirrors or lenses dirty or positioned incorrectly • White plate dirty or installed incorrectly
Remedy: 1. Turn the power off/on. 2. Perform the following operations: • Reconnect the power/signal harness. • Reattach/clean the mirrors/lenses. • Reattach/clean the white plate. 3. Replace the following parts: • Replace the SBU board. • Replace the LED board. • Replace the IDB board. • Replace the IPU board. • Replace the SIO board. • Replace the power/signal harness.
Code: SC144-00
Description: SBU Communication Error • Connection to SBU cannot be confirmed. (Connection detection error) • Cannot communicate with the SBU, or the communication result is abnormal.
Causes: • SBU defective • The other side of the communication (BCU, IPU etc.) defective • Power/signal harness defective
Remedy: 1. Turn the power off/on. 2. Reconnect the power/signal harness. 3. Replace the following parts: • Replace the SBU board. • Replace the IPU board. • Replace the BCU board. • Replace the power/signal harness.
Code: SC161-01
Description: IPU Error (LSYNC abnormal) An error occurred during the self-diagnostic test performed every time the machine is turned on, or returns to full operation from energy save mode.
Causes: • IPU board defective (ASIC connection failure, ASIC abnormal, etc.) • Cable between SBU and IPU defective
Remedy: • Replace the IPU board. • Check the cable between SBU and IPU
Code: SC161-02
Description: IPU error The machine detects an error during an access to the IPU.
Description: Copy data security unit error • The copy data security option is enabled in the User Tools but the option board is detected as missing or defective. • The copy data security option was detected as defective when the machine was turned on or returned from energy save mode.
Causes: • Copy data security unit board not installed correctly • Copy data security unit board defective
Remedy: • Reinstall the copy data security unit board. • Replace the copy data security unit board.
Code: SC195-00
Description: Machine serial number error Comparison of the product identification code in the machine serial number (11 digits).
Causes: The product identification code in the machine serial number (11 digits) does not match.