Chapter 8
8-29
2F3A Hardware error.
03130031-2F3A
Turn off printer,
wait, then
turn on again.
Power On
Again
Valve Motor Err
Ink Supply Valve Open/Closed motor
timeout error
1. Replace the ink supply unit.
2. Replace the main controller PCB.
2F3B Hardware error.
03130031-2F3B
Turn off printer,
wait, then
turn on again.
Power On
Again
Hardware Err 1
03130031-2F3B
CS communication error
An irrecoverable communication error has
occurred communicating between the CS
chip mounted on the ink tank and the main
unit.
1. Remove and insert the ink tank, or
replace the ink tank.
2. Check bundled wires in the ink tank
unit and the main controller PCB.
3. Replace the main controller PCB.
2F3C Hardware error.
03130031-2F3C
Turn off printer,
wait, then
turn on again.
LF nip sensor error.
When executing nip automatic operation,
one of the following conditions is met.
-The sensor detected nip closed after the
nip completed opening operation.
-The sensor detected nip open after the nip
completed closing operation.
Check the lift cam sensor/ pressure
release switch (I/O mode)
2F3D Hardware error.
03130031-2F3D
Turn off printer,wait, then
turn on again.
HP pre-ejection pump motor overload error Replace the HP maintenance jet tray
unit.
2F3E Hardware error.
03130031-2F3E
Turn off printer,wait, then
turn on again.
HP pre-ejection pump motor shift timeout Replace the HP maintenance jet tray
unit.
2F3F Hardware error.
03130031-2F3F
Turn off printer,wait, then
turn on again.
An error other than overload error or shift
timeout error has been detected for the HP
pre-ejection pump motor.
Replace the HP maintenance jet tray
unit.
2F40 Hardware error.
03800500-2F40
Turn off printer,wait, then
turn on again.
When the result of non-ejection detection is
as follows.
When non-ejection has been detected for
all nozzles of all colors
-The error code assuming a problem in the
supply system/ purge system/ main
controller PCB (electric).
2F41 Hardware error.
03800500-2F41
Turn off printer,wait, then
turn on again.
When the result of non-ejection detection is
as follows:
Complete non-ejection of nozzles in 1
to 5 chip(s).
(A line EVEN/ A line ODD/ B line
EVEN/ B line ODD
Total of 2560 nozzles x 1 to 5 chip(s)
complete non-ejection)
-Error code assuming a problem in the ink
supply system/ purge system.
2F42 Hardware error.
03800500-2F42
Turn off printer,wait, then
turn on again.
When the result of non-ejection detection is
as follows:
Complete non-ejection of one line in
1chip.
(In either A line or B line, a complete non-
ejection of 1280 nozzles)
-Error code assuming broken flexible cable
or contact failure (heat enable line).
2F43 Hardware error.
03800500-2F43
Turn off printer,wait, then
turn on again.
When the result of non-ejection detection is
as follows:
Complete non-ejection (640 nozzles) of
EVEN line or ODD line.
-Error code assuming broken flexible cable
or contact failure (data line).
2F44 Hardware error.
03800500-2F44
Turn off printer,wait, then
turn on again.
When the result of non-ejection detection is
as follows:
More than half of 640 nozzles in EVEN
line or ODD line have non-ejection (more
than 320 nozzles).
-Error code assuming a head failure such as
broken heater board of head.
2F46 Hardware error.
03130031-2F46
Turn off printer,wait, then
turn on again.
Only for iPF750 series The shutter HP sensor did not respond at
startup and at switching of platen shutter at
printing.
Check the platen shutter HP sensor (I/
O Display). Check/ replace the platen
shutter drive unit or sensor
Code
(last 4 digits)
Panel display
(Large LCD)
Panel display
(Small LCD)
Explanation/Detection sequence Remedial Action
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