Samsung ProXpress M4075FR - Tech Mode; Entering the Tech Mode

4.AlignmentandTroubleshooting
4.1.8.TechMode
4.1.8.1.EnteringtheTechMode
Inservice(tech)mode,thetechniciancancheckthemachineandperformvarioustesttoisolatethecauseofamalfunction.
WhileinTechmode,themachinestillperformsallnormaloperations.
ToentertheTechMode
•M337xseries/M387xseries/M407xFR/M4072FD
-ToentertheTechMode,press“Menu+#+1+9+3+4”insequence
•M407xFX
-Toentertheservicemode,press1,2,3numberkeyssimultaneously.Whenthepassworddialogboxappears,
enter“1934”andpressthe“OK”button.
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