Canon imageRUNNER ADVANCE C350 series Service Manual page 737

Error Detail
Location Item
code Code
E746 0023 00 Title Image Analysis Board error
Detection Communication from the Image Analysis Board could not be
description detected. (Although the license for Document Scan Lock was
enabled, it was recognized that no Image Analysis Board was
connected to the machine.)
Remedy [Remedy] Perform the following in the order while checking
whether the error is cleared.
1. Check that the Image Analysis Board is installed properly by
removing and then installing it again.
2. Turn OFF and then ON the main power, and check whether
the error is cleared.
3. After replacing the Image Analysis Board, reinstall the
firmware of the Image Analysis Board or the system software
which version is supported by this model using SST or a USB
memory.
E746 0024 00 Title Image Analysis Board error
Detection An error in the operation of the Image Analysis Board was
description detected. (Although the license for Document Scan Lock was
enabled, response from the Image Analysis Board was invalid.)
Remedy [Remedy] Perform the following in the order while checking
whether the error is cleared.
1. Check that the Image Analysis Board is installed properly by
removing and then installing it again.
2. Turn OFF and then ON the main power, and check whether
the error is cleared.
3. After replacing the Image Analysis Board, reinstall the
firmware of the Image Analysis Board or the system software
which version is supported by this model using SST or a USB
memory.
7
Error•Jam•Alarm > Error Code > Error Code Details
Description
7 Error•Jam•Alarm > Error Code > Error Code Details
Error Detail
Location Item
code Code
E746 0031 00 Title TPM error
Detection A communication error has occurred between the Main
description Controller PCB and the TPM PCB at startup.
Remedy [Remedy] Perform the following in the order while checking
whether the error is cleared.
1. Turn OFF and then ON the main power, and check whether
the error is cleared.
2. After turning OFF the main power, replace the TPM PCB
(UN82) (Unit of replacement: TPM PCB ASSEMBLY).
3. If the TPM key was backed up, restore the key.
3-1. Connect the USB memory which stores the TPM key.
3-2. Execute "Settings/Registration> Log In> Management
Settings> Data Management> TPM Settings> Restore TPM
Key".
[Caution] Ask the customer to enter "System Manager ID"
and "Password" when logging in.
3-3. Enter the password set at backup operation.
3-4. When the restoration completion screen is displayed, click
"OK". Remove the USB memory, and turn OFF and then ON the
main power.
E746 0032 00 Title TPM error
Detection TPM key mismatch.
description
Remedy [Remedy] Perform the following in the order while checking
whether the error is cleared.
1. Format the system.
1-1. Enter safe mode using (2+8) startup, and execute [4]
Clear/Format> [2] Flash Format (Flash format) using a USB
memory.
2-2. Reinstall the system software using SST or a USB
memory.
2. Replace the TPM PCB (UN82) (Unit of replacement: TPM
PCB ASSEMBLY).
3. If the TPM key was backed up, restore the key.
3-1. Connect the USB memory which stores the TPM key.
3-2. Execute "Settings/Registration> Log In> Management
Settings> Data Management> TPM Settings> Restore TPM
Key".
[Caution] Ask the customer to enter "System Manager ID"
and "Password" when logging in.
3-3. Enter the password set at backup operation.
3-4. When the restoration completion screen is displayed, click
"OK". Remove the USB memory, and turn OFF and then ON the
main power.
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Description
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