Alignment and Adjustments
Samsung Electronics
Service Manual
4-20
4.5.3 Detail Description (Engine Test Mode)
Function Name Description Display
01.Motor Test The main motor starts when the execution key is pressed Main Motor On/Off
and stops when the stop key is pressed.
02.Pick Up Test Automatically stops, when the execution is chosen. Tray 1,2 Solenoid On/Off
stops, when the execution is chosen.
03.Fan Test The fan starts when the execution key is pressed and Fan On/Off
stops when the stop key is pressed.
04.Manual Clutch Test The tray2,3 clutch is on for 1sec and then it automatically Tray 2,3 Clutch On/Off
stops, when the execution is chosen.On this function,
the main motor runs before 2sec from the point of the clutch
on in order to check the clutch state.
05.PTL Test PTL(Pre-Transfer Lamp) is lights when the execution key PTL On/Off
chosen and it stops when the stop key is chosen.
11.LSU Motor The laser motor starts when the execution key is pressed Laser Motor On/Off
and stops when the stop key is pressed.
12.LSU Hsync Test The LSU motor starts and "Laser Ready" is displayed if Laser Leady On/Off
the motor spins at the correct speed, otherwise "Laser Error"
is displayed.
13.LD Test "Diode On" is displayed, when the laser diode is on. Diode On/Off
Otherwise "Diode Off" is displayed.
21.Feed Sen Test These functions allow the current state of the sensor to be
"Sensor Off" or “ Sensor On ”
22.Exit Sen Test displayed.
23.Cover Sen Test This function allows the current state of the Cover sensor
"Cover Open" or "Cover Close"
to be displayed. Touch the sensor and confirm that the
message changes: "Cover Open" to " Cover Close"
24.Empty Sen Test These functions allow the current state of the sensor to be
"Sensor Off" or “ Sensor On ”
25.Manual Sen Test displayed.
31.Them ADC 180 "Current value" is displayed on the upper line of the LCD, Target temperature and
32.Them ADC 140 and "Target value" on the bottom line. output temperature from
33.Them ADC 120 Target value is limited from "191°C" to "80°C" thermistor and ADC.
34.Them ADC 100
41.MHV Test These Functions are provided to check whether the MHV On/Off
42.Dev Bias Test control of the HVPS is functioning correctly. Dev Bias On/Off
43.THV EN/NEG Test THV EN/NEG On/Off
44.THV ON(1300V) THV On/Off
45.THV ADC 1300V ADC value displayed.
46.THV ADC 600V~3500 ADC value displayed.
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