HP PCL 5 Reference Manual page 176

Examples of values for the field include:
0000000000000000
8000000000000000
0000000100000000
0000000000000001
00000000A0000001
0000000088000001
10-10 User-Defined Symbol Sets
Bit Field
Value (Hex)
Designated Use
Meaning
Default requirement (MSL); symbol set
can be used with any typeface indexed bu
MSL.
Symbol set (MSL) requires only the
Basic Latin Symbol Collection (such as
Roman-8)
Symbol set (MSL) requires only the
Dingbat Collection.
Default requirement (Unicode); symbol set
can be used with any typeface indexed bu
Unicode.
Symbol set (Unicode) requires the ASCII
and East Europe Collections (such as
ISO 8859/2).
Symbol set (Unicode) requires the ASCII
and Desktop Publishing Collections
(such as Ventura US).
EN