User Manual
k Converting a CFX-9850 Series Program to a fx-9860 Series Compatible 
Program
To use an EA-200 control program created on the CFX-9850 Series calculator (for use on 
the CFX-9850) on the E-CON3, you need to convert the program to an fx-9860 program. 
Conversion can be performed using the program converter. 
EA-200 Control Program for 
CFX-9850 Series
EA-200 Control Program for 
fx-9860 Series
Convert
u
 To convert a program 
1.  Transfer the EA-200 control program created for the CFX-9850 Series to the fx-9860 
main memory. 
• Use the cable that comes bundled with the fx-9860 to connect its 3-pin serial port to the 
3-pin serial port of the CFX-9850. For details, see “Chapter 13 Data Communication”. 
2.  Perform step 1 under “To convert a setup to a program” on page 7-1, which displays the 
program converter screen. 
3. Press  1(CALC) and then press 4( → 38K). 
• This displays a list of programs currently in main memory. 
4. Use  f and c to move the highlighting of the program you want to convert, and then 
press 1(EXE) or w. 
• A program name input screen will appear after conversion is complete. 
5.  Enter up to eight characters for the program name. 
• If you want to password protect the program, perform steps 6 and 7 under “To convert a 
setup to a program” after inputting the program name. 
6. Press  w to start conversion of the program. 
• The message “Complete!” appears when conversion is complete. To clear the message, 
press w or J. 
7-4
Using Program Converter










