Clean the printhead drop detector
The printhead drop detector is a sensor that detects which nozzles on the printheads are not printing in order to
substitute them for good printing nozzles. If particles, such as bers, hair or paper pieces, block the sensor print-
quality is aected.
When the front panel displays a warning message that the clean process is needed, you are recommended to
clean the printhead drop detector. If you do not clean the printhead drop detector immediately, the printer
continues working normally, however, the front panel display continues to show the warning.
CAUTION: Wear gloves to avoid getting ink on your hands.
1. Turn o the printer at the front panel.
2. To avoid an electric shock, turn o the printer and unplug it.
ENWW Clean the printhead drop detector 147
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