How to do daily maintenance for the L1390 printer: Part One: Everytime using the printer, must do the steps I mentioned in the video: 1-Turn on the main power 2-Do the white ink circulation for 30 seconds 3-Turn on the switch, wait for the printer standby(The green light stays on). 4-Do head cleaning and nozzle checking through the RIP software. After do all of these, then you can start printing. Part Two: Everytime you finish using the printer,must do the steps I mentioned in the video: 1-Press the middle button, the print head will go left, use needle to add some water into the sponge quicky.(The sponge is underneath the print head, you need to add water quickly). 2-After added, press the middle button again, the printer will be standby. Then you can turn off the printer.(Remember: DO NOT turn off the printer if it is not standby!!!) Part Three: If there are dust in the 3 parts I point out in the video, you need to use wet tissue to clean them, normally clean them in 1-2 months wi
