IBM 5531 Operator's Manual page 142

Test 2400 - Enhanced Graphics Adapter
(continued)
32. Refer to Appendix A to determine the mode of operation you are using.
Are you operating in the Monochrome mode?
NO - Continue with the next test.
YES Did the following appear on your screen?
YES - Press Y; then press the Enter key. Continue with the next step.
NO - Press N; then the Enter key. Record the error message and have the unit that
contains the adapter serviced.
Chapter 5. Problem Determination Procedures
5-2400-29