Alignment and Adjustmens
Samsung Electronics
Service Manual
6-21
6.7 How to use EDC (Engine Diagnostic Control) Mode
6.6.1 EDC Establishment
EDC Mode is feature that allows the engineer to check the condition of the print engine. It can check the operating condi-
tion of the motors, sensors, solenoids and clutches, measure the High Voltage from the HVPS and check the operation of
the fuser and LSU.
6.6.1.1 How to enter the EDC Mode
a) Turn on the printer while pressing the “Enter” key. Hold the key until ‘Select Test mode’ appears in the display.
b) Press the direction key until “<Ready..200x xx xx>” is displayed.
c) Press the “Enter” key.
d) <Enter Access Key> appears in the display. Press the cancel key twice.
Note. There are a number of other test modes. Only EDC Test and Panel Tests should be used by service engineers, all
other functions are for factory use only.
6.6.1.1 Functions of the keys on the Panel and how to use them.
Key Function Description
On Line Not used
Cancel Not used
Menu Menu Display Top Menu of EDC Mode
Left/Right Arrow Find Menu Move Menu
Confirm Run/Select Run run the Function / Select Menu
Upper Menu Stop/Move Stop Stop the selected Function or go to Upper Menu.
6.6.1.2 LCD Function and Directions
Upper Line : Upper Line messages mainly show the current test menu or sub-menu.
[Main Menu] or [Function] is displayed.
Lower Line : Lower Line messages mainly the current test and status.
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