MFJ CW-Elmer MFJ-419, Instruction Manual, Page: 5 / 24

MFJ-914 CW-Elmer
Version 0 5
ᓻ
2022 MFJ Enterprises, Inc.
Basic Operation
1. Connect a battery or a USB power source with a Micro USB-B
connector to the MFJ-419. When using a battery use a high
quality 9 volt NEDA1604A alkaline battery. When storing the
MFJ-419 for long periods it is recommended to remove the
battery to prevent damage from battery leakage. See the section
on the battery installation.
2. Turn on the MFJ-419 by pressing the Power button in.
3. The MFJ-419 will power up and send CQ DE CW-ELMER and
the display will display the model number and software version
then the MAIN MENU screen.
4. Plug in a straight key into the EXT KEY jack and if desired a set
of head phones into the HP jack for private listening.
5. The KEY button can be used for slow practice but is most
convenient for selecting modes and settings when a hand key is
not available or inconvenient.
Follow the instructions in the MAIN MENU section for complete
operational instructions.
Normal Operation
1. Turn on the MFJ-419 and let it boot up.
2. Set the desired code speed by pressing the key when it says
Settings, press the key when it says Set WPM, then press the
key when the closest desired speed is displayed. See the
Settings Menu for complete instructions of all of the features.
3. For Sending practice press the key when the display says Send
then press Key Code. The CW-Elmer will now be waiting for you
to send code around the speed you selected. The display will
now show the sent code on the top line and the character sent
on the bottom line. To end press the key for 5 seconds. See the
Send Menu for complete instructions of all of the features.
7
6
8