IBM 6150 Hardware Maintenance Manual page 468

Switch Settings
Use this table to set the mode switches for the type of display attached to
the mM PC Enhanced Graphics Adapter when one of the following
conditions is present:
• The RT PC AT Coprocessor Option is not installed.
• The display attached to the IBM PC Enhanced Graphics Adapter is not
assigned to the RT PC AT Coprocessor Option.
•
The display attached to the mM PC Enhanced Graphics Adapter is
assigned to the RT PC AT Coprocessor Option in shared mode.
Type of Display Attached to the
mM
PC Enhanced Graphics Adaptel
Swl
Sw2
Sw3 Sw4
mM 5154 Enhanced Color Off On On Off
Display
mM 5151 Personal Computer Off Off On Ofr
Display
Adapters 9-042-3