U150 Install an appropriate ink tank.Routine MaintenanceAn ink tank error has occurred. (The lamp on the ink tankis off.)Replace the ink tank.Routine MaintenanceThe following ink has run out.Replace the ink tank.U163Ink has run out. (The lamp on the ink tank flashes.)Replace the ink tank and close the Scanning Unit (Cover).Routine MaintenancePrinting under the current condition may damage themachine.If you want to continue printing in this condition, you need torelease the function for detecting the remaining ink level.Press and hold the machine's Stop button for at least 5seconds, and then release it.With this operation, releasing the function for detecting theremaining ink level is memorized. Please be advised thatCanon shall not be liable for any malfunction or troublewhich may be caused by continuation of printing under theink out condition.NoteIf the function for detecting the remaining ink level isdisabled, the ink tank in gray is displayed on the LCDwhen checking the current ink level.Routine MaintenanceThere are no photos in memory card./No photo data in USB flash drive.There is no image data saved on the memory card or theUSB flash drive that can be read by this machine.The machine may not recognize the file if the file name orthe folder path contains certain characters. Use onlyalphanumeric characters.Photo data edited or processed on a computer must beprinted from the computer.NoteWhen a photo was processed on a computer isselected, "?" is displayed on the LCD.The ink absorber is almost full.Press OK to continue printing.Contact the service center.The ink absorber is almost full.Press the machine's OK button to continue printing. Contactthe service center.Printer error has occurredContact the service center.The machine error has occurred.Contact the service center.Timeout error has occurred.Press OK.Some errors occurred while copying and a certain timepassed.Press the OK button to dismiss the error, and try to copyagain.The device may be incompatible.Remove the device and check themanual supplied with the connecteddevice.Check the device connected to the Direct Print Port. Printingphotos directly is possible with a PictBridge compliant deviceor the optional Bluetooth Unit BU-30, or a USB flash drive.A communication time out occurs if an operation takes toolong or if it takes too much time to send data. This maycancel printing. In such cases, disconnect and reconnect theUSB cable.When printing from a PictBridge compliant device,depending on the model or brand of your device, you mayhave to select a PictBridge compliant print mode on thedevice before connecting it to the machine. You may alsoPage 783 of 949 pagesAn Error Message Is Displayed on the LCD