IBM RT PC Problem Determination Manual page 81

Step 101. Display Types
1. Look at your display.
2. Compare the display type with the displays in the table below.
Note: If you are not sure which display you are using, see
Appendix A, "Locations and Examples" for examples of the
displays.
Display Type
IBM 5151 Personal
Computer Display
IBM 5154 Personal
Computer Enhanced Color
E X splay
IBM 6153 Advanced
Monochrome Graphics
Display
IBM 6154 Advanced Color
Graphics Display
IBM 6155 Extended
Monochrome Graphics
Display
IBM 5081 Graphics
Display
IS YOUR DISPLAY TYPE LISTED IN THIS TABLE?
YES Report the Service Request Number (SRN) for your
display. Have the system unit serviced.
STOP, you have completed these procedures.
NO Follow the instructions that came with your display. If
those instructions include loading the display program,
go to "Step 4. Operating Instructions" on page 2-13 and
continue.
Service Request Number
16-490-410
16-410
16-430
16450
16470
164A04B0
Section 2. Hardware Problems 2-53