2WA/2NJ/2RK
7-484
F051: Scanner engine program error
The scanner program cannot start up
4 Checking the engine PWB The connector or the FFC
is not properly connected.
The wire, the FFC or the
PWB is faulty.
Clean the connectors on the
engine PWB and the FFC ter-
minal. Then, reconnect the
wire connector and the FFC.
At that time, if the wire is
pinched by other parts or it is
damaged, repair or replace
the wire. If the FFC terminal
section is deformed or FFC is
broken, replace the FFC. If
the issue is not resolved,
replace the engine PWB.
Detaching
and Reat-
taching the
engine
PWB
Step Check description Assumed cause Measures Reference
1 Firmware upgrade The firmware is not the lat-
est version.
Upgrade the engine firmware
to the latest version
Firmware
Update
2 Resetting the main power The scanner engine RAM
checksum 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.
3 Checking the SSD The SSD is not properly
attached.
Reattach the SSD. Detaching
and Reat-
taching the
SSD
4 Checking the engine PWB The connector or the FFC
is not properly connected.
The wire, the FFC or the
PWB is faulty.
Clean the connectors on the
engine PWB and the FFC ter-
minal. Then, reconnect the
wire connector and the FFC.
At that time, if the wire is
pinched by other parts or it is
damaged, repair or replace
the wire. If the FFC terminal
section is deformed or FFC is
broken, replace the FFC. If
the issue is not resolved,
replace the engine PWB.
Detaching
and Reat-
taching the
engine
PWB
Step Check description Assumed cause Measures Reference
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