Oce TCS400 User Manual page 187

How to remove a printhead
Attention:
open the top cover outside the wizard, the system produces a long,
uninterrupted audio signal audio signal. The red LEDs on the printer operator
panel remain illuminated. If you open the top cover during printing, the printer
stops. After you close the cover, the print is cut. Then the whole print job is
restarted.
Press the on-line / off-line key on the printer operator panel to take the printer
1
off-line.
Use the upper softkeys to scroll to the 'Replace printhead' card.
2
Press the softkey below the 'Replace printhead' card to enter the wizard.
3
An introduction screen displays the message 'Use this wizard to replace
printheads. A roll is needed for calibration.'
Press the key for 'Next'.
4
The screen displays the message 'Select roll to use'.
The system performs a calibration at the end of the wizard. You can only
calibrate on six defined media types (see 'Overnight printing' on page 179). If
calibration is not possible with the media available on the printer, the system
Maintenance
Do not open the top cover when you are not in the wizard. When you
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