HP 98568A Installation Instruction page 427

HP Terminals
Description and Support
This section describes the installation of all HP 2390-series and 2620-series
terminals, as well as the HP Touchscreen, Portable and Integral PCs when used
as a terminal.
HP Terminals connect to any supported Series 300 RS-232C interface. The
HP 98628A Datacomm or the HP 98642A 4-Channel Multiplexer Interfaces
are required for graphics terminals, unless their graphics capability will not be
used.
HP Terminals
Series 300 HP-UX Operating System Support
with Product on Release with Model
2392A
5.0
or later all
300
Series
2393A
2397A
HP Portable
HP Portable Plus
Integral PC
HP Touchscreen
HP Touchscreen-II
2623A
not supported not supported
2624B
2626A
2627A
Adding Terminals and Displays 9-3