IBM 3 User Manual page 286

1. Press Test.
2. Press Scroll
3. Press Enter or Start to begin the test. The Ready indicator goes on and printing
4. When the Printer Demonstration test is complete the Ready indicator goes off.
5. Press Cancel Print to make the printer ready or Return to make the printer not
Depending upon the level of printer hardware installed, the following sample
printout may appear different than what you will see. Two examples are the model
number and the maximum capable print speed.
276
4247 Model 003 User's Guide
or Scroll
4247 OPERATOR PRINT TESTS
Printer Demonstration
begins.
ready (see "General Test Instructions" on page 273).
until the printer displays