Epson Multi-mode Data Controller MFJ-1278B Manual De Usuario

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MFJ-1278B MULTI-MODE                    COMPUTER INTERFACING 
VERIFYING SERIAL PORT OPERATION 
Now that you have a terminal program and the connecting cable for attaching the MFJ-1278B 
to your computer, you are ready to verify that the MFJ-1278B will communicate with your 
computer. 
 
1. 
Turn on your computer.  Load and run the terminal program.  
 
2. 
Set the parameter of the terminal program as follow: 
 
Word Length 
8 bits 
Duplex   
Full 
Parity 
 
None 
Stop Bits 
Baud Rate 
300, 1200, 2400, 4800, 9600, or 19,200 
 
3. 
Turn on your MFJ-1278B, and note that the PWRSTA and CON LEDs are lit.  
 
4. 
If the MFJ-1278B terminal parameters match your terminal program parameter, the 
MFJ-1278B will sign on and the STA and CON LEDs will extinguish.  If not, you will 
see an asterisk (*) or other meaningless characters on the screen at this time.  This is 
because the MFJ-1278B has not been set to match the parameter of your terminal 
program.  You will need to execute the AUTOBAUD routine. 
 
5. 
Execute the  AUTOBAUD routine by pressing the  RETURN key few times in 
succession on your computer.  The MFJ-1278B will execute the  AUTOBAUD routine 
and set itself to the terminal program parameter.  Your computer screen will display the 
sign-on message: 
*:J 
bbRAM:LOAD WITH DEFAULTS 
    |A 
MFJ ENTERPRISES, INC.  
MODEL MFJ-1278B 
AX.25 LEVEL 2 VERSION 2.0 
RELEASE XXXXX  (date) - 32K RAM 
CHECKSUM  XXX  
cmd: 
After the sign-on message the STA and CON on the MFJ-1278B will extinguish.  If the sign-
on message fails to appear, you should check the connecting cable between and the computer 
and the MFJ-1278B.  When you can successfully read the sign-on message from the MFJ-
1278B, type: