Samsung SCX-4100 Service Manual

Also see for scx-4100 series: User guide Driver manual Driver guide Product guide User manual

Contents

666-1Samsung ElectronicsAlignment & AdjustmentsService Manual6. Alignment and AdjustmentsThis chapter describes some of the main service procedures including:Using the EDC mode; Clearing paper jam and test patterns.Much of this chapter is also included in the user's guide.6.1 Engine Test ModeThe Engine Tests Mode supplies useful functions to check the condition of the engine. It tests the condition ofeach device and displays the result of the test on the LCD. It is classified into 5 functions (0~4), and are shownbelow.6.1.1 To enter the Engine Test ModeTo enter the Engine Test modePress in sequence, and the LCD briefly displays'Engine Test [Diagnostic]', the machine has entered Engine Test Mode.• To enter a lower menu (Sub menu) Press the Start/Enter key.• To exit into an upper menu Press the Menu/Exit key.• To return to the user menu Press the Menu/Exit key.6.1.2 DiagnosticMenu/Exit Menu/ExitDarknessMain Menu Engine test RemarkENGINE TEST Motor Test 1 : On, 2 : OffMTR FAN SOL ETC PickUp Test 1 : On, 2 : OffFan Test 1 : On, 2 : OffManual Clt Test 1 : On, 2 : OffPTL Test 1 : On, 2 : OffENGINE TEST LSU Motor Test 1 : On, 2 : OffLSU TEST LSU Hsync Test 1 : On, 2 : OffLD Test 1 : On, 2 : OffENGINE TEST Feed Sen Test Check : Check StartSENSOR TEST Next : Next Sensor CheckExit Sen Test Check : Check StartNext : Next Sensor CheckCover Sen Test Check : Check StartNext : Next Sensor CheckEmpty Sen Test Check : Check StartNext : Next Sensor CheckManual Sen Text Check : Check StartNext : Next Sensor CheckENGINE TEST Therm ADC 220~85 1 : On, 2 : Off (maintain the fusing temp. 65C~230C)HEAT TESTENGINE TEST MHV Test 1 : On, 2 : Off (-1550V ± 50V)HVPS TEST Dev Bias Test 1 : On, 2 : Off (-430V ± 20V)THV EN/NEG Test 1 : On, 2 : Off (-1000V +300V/-150V)THV ON (1300V) 1 : On, 2 : Off (+1300V ± 20V)THV ADC 1300V 1 : On, 2 : OffTHV ADC 600V~3550V 1 : On, 2 : Off (Compare each ADC Value)fineline6

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