2WA/2NJ/2RK
7-479
F010: Program read error (SSD)
The garbled 2bit data was detected during the program read from the flash memory.
5 Replacing the operation
panel main PWB
The operation panel main
PWB is faulty.
Replace the panel main
PWB.
Detaching
and Reat-
taching the
operation
panel
PWB
Step Check description Assumed cause Measures Reference
1 (When the service call
error appears after replac-
ing the SSD) Replacing the
SSD along the correct pro-
cedures
The firmware is not stored
in the SSD.
Insert the USB memory
device containing all released
firmware into the main unit,
and turn the main power on.
Firmware
Update
2 Checking the SSD (if lit
after replacing the SSD)
An SSD out of specifica-
tion is installed.
Install the SSD matching the
memory capacity specifica-
tion.
3 Resetting the main power The communication
between the main PWB
and the operation panel
main PWB is faulty.
Remove the original and
check the sensor. Next, turn
off the power switch and main
switch. Then, turn on the
main switch and power
switch when passing 5 sec-
onds.
4 Checking the SSD The SSD is not properly
attached.
Check if the SSD terminal is
not faulty and clean it. Then,
reinstall the SSD.
Detaching
and Reat-
taching the
SSD
5 Checking the connection The connector is not prop-
erly connected. The wire or
the SATA cable is faulty.
Clean the terminal of the fol-
lowing SATA cable connector
and the wire connectors and
reconnect the connectors. If
there is no continuity, replace
the SATA cable or the wire. •
Main PWB - Operation panel
main PWB
Wiring dia-
gram
6 Executing U021 The backup RAM data is
faulty.
Execute U021 to initialize the
backup RAM data.
Executing
U021
7 Replacing the SSD The SSD is faulty. Backup the data in the SSD
at U026. Then, replace the
SSD and turn the main power
on while installing the USB
memory storing the firmware
for the affected model n the
main unit.
Detaching
and Reat-
taching the
SSD
Step Check description Assumed cause Measures Reference
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