Samsung SCX3400
Service Mode 3 in 1 model. EDC program
NOTE
SCX-340x/340xW (3 in 1) model has not EDC menu in tech mode. Instead, there is a program for EDC function.
The EDC program can check the machine status and perform various test to isolate the cause of a malfunction.
How to use the EDC program
- Download the EDC program in your PC.
- Connect the printer to the computer using USB cable.
- Turn on the printer and wait for the printer to finish initializing.
- Start EDC program. Press the “Menu” Button
- To exit the EDC Mode, press the “Exit” button.
EDC mode menu
| Displayed Name | Meaning |
|---|---|
| Main BLDC Motor | Main BLDC Motor is On/Off |
| T1 Pick-Up Clutch | Engages drive to pick up a paper from tray1. |
| Feed Sensor | Detect when a paper is at Feed sensor. |
| Black MHV Bias | Black MHV bias voltage on at normal drive level |
| Black Dev Bias | Black Dev bias voltage on at normal drive level |
| Black THV Bias | Black THV bias voltage on at normal drive level |
| Black THV(-) Bias | Black THV bias voltage on at normal drive level |
| Fuser Temperature A | Detects what the temperature A is on fuser. |
| Fuser Bias | Fuser bias voltage on at normal drive level |
| LSU Motor1 Run Ready | Detects if LSU motor1 runs at normal speed. |
| LSU Motor1 Run | LSU Motor1 On/Off |
| LSU LD Power4 | LSU LD4 Power On/Off (black) |