• Code: E746-0022
• Description: Engine ID error
  Wrong version of Image Analysis Board
• Remedy: 1. Update the firmware of the Image Analysis Board 2. As a temporary measure, remove the Image Analysis Board and get in service mode: COPIER > OPTION > LCNS-TR > ST-JBLK (Lv2); set STJBLK from 1 to 0, and turn OFF and then ON the power

• Code: E746-0023
• Description: Engine ID error
  No reply from the Image Analysis Board
• Remedy: 1. Check if the Image Analysis Board is correctly installed 2. Turn OFF and then ON the power 3. If the problem is not fixed, replace the Option Board. 4. As a temporary measure, remove the Image Analysis Board and get in service mode: COPIER > OPTION > LCNS-TR > ST-JBLK (Lv2); set STJBLK from 1 to 0, and turn OFF and then ON the power

• Code: E746-0024
• Description: Engine ID error
  Operation error of the Image Analysis Board
• Remedy: 1. Turn OFF and then ON the power 2. If the problem is not fixed, replace the Image Analysis Board. 3. As a temporary measure, remove the Image Analysis Board and get in service mode: (Lv2) COPIER > OPTION > LCNS-TR > ST-JBLK ; set STJBLK from 1 to 0, and turn OFF and then ON the power

• Code: E746-0031
• Description: Engine ID error
• Remedy: 1. Turn OFF and then ON the power 2. Replace the TPM PCB

• Code: E746-0032
• Description: Engine ID error
  TPM key mismatch
• Remedy: Format the system Use SST or USB memory to format the HDD, and then execute downloading of the system software. See Chapter 6 Upgrading for details. For reference, the method using USB memory is shown below: 1. Prepare USB memory in which the system software was registered

• Code: E746-0033
• Description: Engine ID error
  Mismatched data in the TPM
• Remedy: Recovery is available if backup of the TPM has been executed 1. Connect the USB memory in which the TPM key is saved 2. Management Settings > Data Management > TPM Settings; click [Restore TPM key] 3. Enter the password that was specified at the time of backup work 4. Once the restore completion screen is displayed, click [OK] and remove the USB memory, and then turn OFF and ON the main power switch. When backup of the TPM key is not executed System format is necessary Use SST or USB memory to format the HDD, and then download the system software

• Code: E746-0034
• Description: TPM auto recovery error
  An error occurs when clearing the HDD while the TPM setting is ON
• Remedy: The symptom is recovered by turning OFF and then ON the power

• Code: E746-0035
• Description: TPM version error
  TPM which cannot be used in this machine was installed.
• Remedy: Install the supported TPM.