Genicom GEK 00031B Programmer's Manual page 87

Extended Character Extended Character Set Access: Accesses the extended character
Set Select
GEK-00029B
set in the range ADH to FFH hex using codes 20H to 7FH.
Used in 7-bit systems as if data bit 8 was set to 1. For example,
sending code 20 hex accesses the symbol at code point A0H. If a
printable symbol is not available at the code point, a space is printed.
Format
<SO> or <SFCC> <parameter>
<SO>
<SFCC> <SO>
<SFCC> n
<SFCC> 4
Decimal: 14
<SFCC> 14
<SFCC> 110
<SFCC> 4
Hex: 0EH
<SFCC> 0E
<SFCC> 6E
<SFCC> 34
BASIC: CHR$(14);
CHR$(<SFCC>);CHR$(14);
CHR$(<SFCC>);"n";
CHR$(<SFCC>);"4";
Indeterminate Conditions
<SFCC> 4 is not canceled by the next paper motion command; 0E,
<SFCC> 0E, <SFCC> 6E are canceled by paper motion.
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5000 Series Programmer's Manual