XYAA6336 Service Manual 4-14. SETUP AND ADJUSTMENTSProceed as follows to setup and/or adjust the printer:• Open the printer's front cover.• Press keys 1 and 2 simultaneously for more thanfive seconds until an acoustic signal is sounded:when releasing these two keys LEDs 2 (error), 3and 4 will come on.• Press keys 1 and 2 simultaneously again, this timefor more than 10 seconds until another acousticsignal is sounded.• Press key 1 one or more times until obtaining thelight pattern corresponding to the operation to becarried out (refer to the table below indicating thecorrespondence between the light pattern and theoperations to be carried out). Press key 2 to returnto the initial state (reset) if needed.• Close the printer's top cover: the operation to becarried out is performed or set.The following table shows the LED patternscorresponding to the setup/adjustment operations tobe carried out:Ref.Ref.Ref.Ref.Ref. LED Indications on the ConsoleLED Indications on the ConsoleLED Indications on the ConsoleLED Indications on the ConsoleLED Indications on the Console Setup/Adjustment Operation SetSetup/Adjustment Operation SetSetup/Adjustment Operation SetSetup/Adjustment Operation SetSetup/Adjustment Operation Set22222 Operator test11111 Initial state (Setup/adjustment mode)33333 Printer setup44444 Entrance into the Adjustment Menu55555 Auto read Micr66666 Slip test77777 Hexdump88888 Roll test