• Code: E746-0031
• Description: Engine ID error
  Hardware 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.

• Code: E747-1201
• Description: PDL rendering error
  Image processing IC error
• Remedy: 1. Turn OFF and then ON the power (send the data to Inc because running the data which generated an error code causes another error code).
  2. Replace Main Controller PCB (PCB2).

• Code: E748-2010
• Description: Flash PCB error
  Unable to find IPL (startup program)
• Remedy: Replace the Flash PCB and install the system using SST or USB

• Code: E748-2021
• Description: Main Controller PCB access error
  Necessary H/W on Main Controller PCB is not detected
• Remedy: 1. Clean the terminal of Main Controller PCB, and remove and then install Main Controller PCB.
  2. Replace Main Controller PCB (PCB2).