Toshiba Tecra A2-S316 Maintenance Manual page 144

3 Tests and Diagnostics
Subtest 03 RGB monitor ID test
Connect a CRT monitor to the computer for the test of ID acquisition.
To check whether the ID is acquired or not is judged by the data from the
monitor. Therefore, this test will fail when it is performed in simultaneously
display mode or panel display mode. Make sure the CRT used for this test is
the one with ID and only the CRT is selected for display device before the test.
3-36 Satellite A50/TECRA A2 Maintenance Manual (960-478)
3.15 Expansion Test