1. PRINTER OPERATIONYou can operate the printer either by itself or with a computer. Both methods areexplained below.1.1 Printer OperationThe printer's operation panel has a POWER button and a RESUME button to cancelprinting operation or to cancel an error. With a computer, you can use the printerdriver to adjust the print head's position and to change various settings. Fordetails on using the printer driver with the computer, see page 3-21.2 Status IndicatorWhen you operate the printer by itself, you can find out the printer's status with theindicator. When an error occurs, the nature of the error can be determined by thenumber of times the indicator blinks.Normal OperationIndicator Display StatusGreen light Power ONBlinks green Power ON in progress, power OFF in progress, resume(Long/short) operation in progress, cleaning in progress, test printing inprogress, front cover open, printing in progressLight off Power OFFErrorIndicator Display StatusBlinks orange The number of blinks differs depending on the error.See page 2-10 for details.Green/orange The indicator blinks differently according to error.(Toggle blinking) See page 2-11 for details.2-1S900 / S820 / S750 / S520 Part 2: Troubleshooting TroubleshootingPOWER buttonTurns the printer ON/OFFand cancels test printing.RESUME buttonCancels printing operation or an error.Cleaning and the nozzle check pattern can be selectedby the number of blinks of the indicator.Figure 2-1 Operation Panel