There are many different types of idiopathic headache with the pain in the back of the head, including epicrania fugax, nummular headache, cluster headache, and hemicrania continua. There is also a condition termed new daily persistent headache, which also belongs to this type and can cause a headache for several months.
Calculate Use: Multiply the number of pages per week (the average in a production environment is 100) by the number of weeks in a six-month period (26). A good estimate is that you will print 2,600 pages each six months. Now, take 2,600 and divide it by the number of pages the ink cartridge will print (225).
1 Open the ink cartridge cover. 2  If one or more of the ink cartridges have reached the end of their life, the LCD shows B&W Print Only or Cannot Print. 3  Press the lock release lever as shown to release the cartridge indicated on the LCD.4  Remove the cartridge from the machine.Open the new ink cartridge bag for the color shown on the LCD, and then take out the ink cartridge. Turn the green release lever on the orange protective packing (1) clockwise until it clicks to release the vacuum seal. Then remove the orange protective packing as shown. Open the ink cartridge cover. 2  If one or more of the ink cartridges have reached the end of their life, the LCD shows B&W Print Only or Cannot Print. 3  Press the lock release lever as shown to release the cartridge indicated on the LCD.