condition.CHECK INKU163Ink has run out.Replace the ink cartridge and close the ScanningUnit (Printer Cover).If printing is in progress and you want to continueprinting, press the Stop/Reset button for atleast 5 seconds with the ink cartridge installed.Then printing can continue under the ink outcondition.The function for detecting the remaining ink levelwill be disabled.Replace the empty ink cartridge immediatelyafter the printing. The resulting print quality is notsatisfactory, if printing is continued under the inkout condition.REQ. SERVICESOONThe machine has a built-in ink absorber to holdthe ink used during Print Head Cleaning, forexample.This error message indicates that the inkabsorber is nearly full.Press the OK button to cancel the error so youcan continue printing.However, because printing is disabled once theink absorber becomes completely full and untilthe ink absorber is replaced, you arerecommended to contact your Canon servicerepresentative as early as possible. (You willneed to replace a particular part of the machine.)INCOMPATIBLECAMERAA communication time out occurs if an operationtakes too long or if it takes too much time to senddata. This may cancel printing. In such cases,disconnect and reconnect the USB cable.When printing from a PictBridge compliantdevice, depending on the model or brand of yourdevice, you may have to select a PictBridgecompliant print mode on the device beforeconnecting it to the machine. You may also haveto turn on your device or select Play modemanually after connecting the device to themachine. Perform necessary operations beforeconnecting your device referring to its instruction150