Epson 1500 - Manual (Page 32)

Lotus 1-2-3 Release 3.1
Hold down the Alt key and type the decimal number on the
numeric keypad that corresponds to the character in the symbol
set.
For example, if your printer is using the Roman-8 symbol set
and you want to enter the yen sign into your spreadsheet, hold
down the Alt key and press 188.
Microsoft Word 5.5
1. Turn Num Lock on.
2. Hold down the Alt key and type the decimal number on the
numeric keypad that corresponds to the character in the
symbol set.
For example, if your printer is using the Roman-8 symbol set
and you want to enter the yen sign, hold down the Alt key
and press 188.
WordPerfect 5.1
Hold down the Alt key and type the decimal number on the
numeric keypad that corresponds to the character in the symbol
set.
For example, if your printer is using the Roman-8 symbol set
and you want to enter the yen sign, hold down the Alt key and
press 188.
1-16 Controlling Your Printer