ITEM NAME:1x Cap Capping Top for Roland FJ-540 / FJ-740 / SP-300 Solvent DX4 Printhead Description: - Filter width: 2.8cm - Scope of application: photo machine - Applicable models: MIMAKI JV3 Roland Roland FJ-540 / FJ-740 / SP-300 / XJ-540 / XJ-640 / XJ-740 RS-540 / RS-640 / VP300 / VP540 and other piezoelectric photo machine. Package Included: 1x Ink Pad Note: Method for processing broken ink of piezoelectric photo machine (1) All nozzles do not emit ink: Check the circuit board part of the printer, measure whether the insurance on the main board is working properly, check whether the flat cable on the nozzle is loose; if it can spray a little color, it means there is no problem in the circuit part. If it can't spray a little color, it may be insurance. Burnt out (the so-called main board is burned out); (b), lacking one or more colors: 1. Check if there is air in the ink line; if there is air, the ink flow will be interrupted and the ink will be broken. 2. Check if there is ink in the ink bag; if there is no ink or less than one third, it means that the ink in the ink cartridge is not guided to the ink bag, and the machine needs to guide or manually (usually use a syringe) to guide the ink into the ink bag. And then into the ink head. 3. Check if the filter inside the ink bag is attached with impurities. If it is used for more than one year and there is more than half of the ink in the ink bag, it is necessary to check whether the filter inside the ink bag is attached with impurities. If there are too many impurities, clean the ink bag. 4. Check if the ink absorber can extract ink during CLEANING; if there is no ink, there is a possibility that the nozzle and the ink absorber do not match correctly, and the position of the print head needs to be corrected. It is also possible to have two hoses of the ink absorber. It has been damaged and needs to be replaced. 5, indoor temperature and humidity are not enough, etc. will also cause poor ink discharge; the ink at the.Applicable models: MIMAKI JV3 Roland Roland FJ-540 / FJ-740 / SP-300 / XJ-540 / XJ-640 / XJ-740 RS-540 / RS-640 / VP300 / VP540 and other piezoelectric photo machine. 1x Ink Pad. Check if the ink absorber can extract ink during CLEANING; if there is no ink, there is a possibility that the nozzle and the ink absorber do not match correctly, and the position of the print head needs to be corrected.
