Canon iPF9000S Troubleshooting Manual page 66

Code Panel display
(last 4
Large LCD
digits)
2F48 Hardware error.
03130031-2F48
Turn off printer, wait,
then turn on again.
2F49 Hardware error.
2F50 03130031-ｘｘｘｘ
2F51 Turn off printer, wait,
then turn on again.
2F4A Hardware error.
03130031-2F4A
Turn off printer, wait,
then turn on again.
Hardware error.
2F4D
03130031-2F4D
Turn off printer, wait,
then turn on again.
Hardware error.
2F4E
03130031-2F4E
Turn off printer, wait,
then turn on again.
Hardware error.
2F4F
03130031-2F4F
Turn off printer, wait,
then turn on again.
2F52 Hardware error.
03130031-2F52
Turn off printer, wait,
then turn on again.
Hardware error.
2F53
03130031-2F53.
Turn off printer,wait,
then turn on again.
Hardware error.
2F54
03130031-2F54.
Turn off printer,wait,
then turn on again.
Explanation/Detection sequence
Small LCD
VHT (heater drive drive power supply
for printhead) error
VHT has gone below or above the
rating.
Printhead short-circuited detected.
Prior to VH power on, it has been
detected that the printhead had been
damaged due to paper jam etc, and
ink went inside the terminal area
causing near short-circuit.
2F49: L side printhead
2F50: R side printhead
2F51: LR both printhead
iPF6300/830 or Main PCB error.
newer
Left Possibl VHT leak detection error of left
printhead e to printhead, in case of VHT exceeds
only. occur rated value or falls below the rated
on value.
iPFX40
Right VHT leak detection error of right
0 or
printhead printhead, in case of VHT exceeds
newer
or a rated value or falls below the rated
models.
single value.
printhead
VHT leak detection error of right and
left printhead or a single printhead, in
case of VHT exceeds rated value or
falls below the rated value.
Detected that a CR unit of a legacy
model has been mounted
(iPF8300/6300/6350 only).
Supply valve motor error of the left ink
tank.
Drove supply valve motor. The
movement was not detected.
Supply valve motor error of the right
ink tank.
Drove supply valve motor. The
movement was not detected.
2-54
Chapter 2 Indexes by Case
Remedial Action
(★: Reference fault isolation
procedure or tool)
iPF6300 series
①Replace the printhead.
②Replace the main PCB.
iPF8300 series
①Replace the printhead.
②Replace the CR relay
board.
③Check/ replace the long
flexible cable.
④Replace the main PCB.
iPF6300 series
①Replace the printhead
②Replace the main PCB.
iPF8300 series
①Replace the printhead
②Replace the CR relay
board
③Check/ replace the long
flexible cable.
④Replace the main PCB.
Replace the main PCB.
For iPF6400 series,
①Replace the printhead.
②Replace the main
board.
For iPF8400/9400 series,
①Replace the printhead.
②Replace the CR relay
board.
③Check and replace the
long flexible cable printed
circuit.
④Replace the main
board.
Replace with an
appropriate CR unit.
①Replace with an
appropriate CR unit.
②Replace the printhead.
③Replace the main
board.
iPF8400/9400 Series
①Replace the left ink
tank unit.
②Replace the main
board.
iPF8400/9400 Series
①Replace the right ink
tank unit.
②Replace the main
board.