87Troubleshooting Error No.: 300 Is Displayed Error No.: 1700 Is Displayed Error No.: 1851 Is DisplayedCause ActionThe machine is not ready. Confirm that the Power lamp is lit green.If the Power lamp is off, turn the machine on.If the Power lamp is flashing green, the machine is initializing. Wait until thePower lamp stops flashing and remains lit green.If the Alarm lamp is lit orange, an error may have occurred in the machine. Fordetails on how to resolve the error, see “An Error Message Is Displayed on theLCD” on page 70.Machine is not connected properly. Make sure that the USB cable is plugged in securely to the machine and thecomputer.z If you are using a relay device such as a USB hub, disconnect it, connect themachine directly to the computer, and try printing again. If printing startsnormally, there is a problem with the relay device.Consult the reseller of the relay device for details.z There could also be a problem with the USB cable. Replace the USB cableand try printing again.Your machine is not selected in Printeron the Print dialog box.Select your machine’s name in Printer on the Print dialog box.If your machine’s name does not appear in Printer, follow the procedure belowto check that the driver for your machine is installed to your computer.(1)Select Print & Fax Preferences from Printer.In Mac OS X v.10.2.8 or 10.3.x, select Edit Printer List from Printer.(2)Check that your machine’s name is displayed in the list of printers and thatthe check box is selected.In Mac OS X v.10.2.8, check that your machine’s name is displayed inPrinter List.(3)If your machine’s name is not displayed, click Add(+) to add the machine.If you cannot add the machine, follow the procedure described in your setupsheet to reinstall the MP Drivers.Cause ActionThe ink absorber is almost full. See “The ink absorber is almost full. Press OK to continue printing. Contact theservice center.” in “An Error Message Is Displayed on the LCD” on page 71.Cause ActionInner Cover was open when youstarted printing.Close the Inner Cover, press the OK button on the machine. Printing will startagain.