IBM RT PC 10 Hardware Maintenance And Service page 97

Step 29
1. Set the power switch on the system unit and display to Off.
2. Connect the display signal cable.
3. Install the rear cover of the system unit (page 4-11).
4. Set the power switch on the system unit and display to On.
5. Wait four minutes, then set the Brightness and Contrast controls to the
desired level.
DIAGNOSTIC OPERATING INSTRUCTIONS DIAG-l
3-52 Service Manual
This diskette contains diagnostics and util ities for your system. You
shoul d use these procedures whenever you are havi ng problems with your system
which have not been corrected by any software application procedures available.
In general, the procedures will run automatically. However, sometimes you will
be required to select options, tell the system when to continue, do simple
tasks, and exchange di skettes.
ARE THE "DIAGNOSTIC OPERATING INSTRUCTIONS" DISPLAYED
CORRECTLY?
YES This completes the repair.
NO Continue on the next page.