25
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.
E746-
0034
TPM auto recovery error
An error occurs when clearing the HDD
while the TPM setting is ON
The symptom is recovered by
turning OFF and then ON the power
E746-
0035
TPM version error
TPM which cannot be used in this
machine was installed.
Install the supported TPM.
E747-
1201
PDL rendering error
Image processing IC error
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).
E748-
2010
Flash PCB error
Unable to find IPL (startup program)
Replace the Flash PCB and install
the system using SST or USB
E748-
2021
Main Controller PCB access error
Necessary H/W on Main Controller PCB is
not detected
1. Clean the terminal of Main
Controller PCB, and remove and
then install Main Controller PCB.
2. Replace Main Controller PCB
(PCB2).
E748-
2023
Main Controller PCB access error
Unable to initialize memory DDR2-
SDRAM at the Main Controller PCB
1. Clean the terminal of DDR2-
SDRAM, and remove and then
install the DDR2-SDRAM.
2. Replace the DDR2-SDRAM.
E748-
2024
Main Controller PCB access error
The CPU at the Main Controller PCB
failed to complete initialization
1. Clean the terminal of DDR2-
SDRAM, and remove and then
install the DDR2-SDRAM.
2. Check power state of Main
Controller PCB and check around
the connector.
3. Replace Main Controller PCB.
