Fn1 Substitution; Send Make And Break - Symbol LS4208 Reference Manual

FN1 Substitution

When enabled, the scanner replaces FN1 characters in a GS1-128 bar code with a keystroke chosen by the user
(see FN1 Substitution Values on page
Enable FN1 Substitution

Send Make and Break

When enabled, the scan codes for releasing a key are not sent.
*Send Make and Break Scan Codes
13-6).
Keyboard Wedge Interface 5 - 11
*Disable FN1 Substitution
Send Make Scan Code Only