Toshiba TECRA 9100 Series Maintenance Manual page 143

3.14 Expansion Test
Subtest 02 DS bus wraparound
Conduct this test by PCI configuration register read/write.
Subtest 03 RGB monitor ID
Use an RGB monitor ID wraparound board for this test, specifically the index
type general board (Port/Index:Data)=(E4/E5:F1h).
First, write 0FFh data on this board, and verify that the read data is xFh.
Then, write the following data, read the data from the same board, and
compare the data.
TECRA 9100 Maintenance Manual (960-347)
Write data Data for comparison
FEh
FDh
FBh
F7h
3 Tests and Diagnostics
xAh
x5h
xAh
x5h
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