Test Program for Field.
Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual
19
5.
Address pattern test
“16 bit write and 16 bit read” of address pattern data is executed and
the new data is compared with the original data.
Test data = 0000H, 0004H, 0008H, 000CH,...8000H, 8004H, through
FFECH
Subtest 02
Protected Mode
This subtest first writes data patterns and address data from 1 to 32 MB, then
reads the new data and compares the result with the original data patterns.
Addresses are displayed in 64KB increments during the test.
.
Test Process:
1.
Switch to Protected Mode. (INT 15H)
2.
Tests 256KB - 640KB and 1MB to 32MB of installed memory.
Executes Step 1 through Step 5 of Subtest 1. The test data is the same
as Subtest 1.
Subtest 03
Protected Mode [32MB - MAX]
This subtest first writes data patterns and address data from 32MB to the
maximum installed memory, reads the new data, and then compares the result
with the original data patterns. Addresses are displayed in 64KB increments
during the test.
Test Process:
1.
Switch to Protected Mode. (INT 15H)
2.
Tests from 32MB to the maximum installed memory (extended
memory). Executes Step 1 through Step 5 of Subtest 1. The test data is
the same as Subtest 1.
Subtest 04
RAM Refresh
This subtest writes a data pattern (CCAA5533H ) in 4KB from 0 to the
maximum installed memory, then waits for a memory refresh cycle (16 ms or
more), reads the new data, and compares the result with the original data
pattern.
Summary of Contents for Satellite Pro U300
Page 13: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 13 ...
Page 14: ...Chapter 1 Hardware Overview ...
Page 48: ...2 1 CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 49: ...2 2 CONFIDENTIAL Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 2 ...
Page 118: ...Test Program for Field Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual 17 ...
Page 172: ...Replacement Procedures 4 iiSatellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 228: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 App i Appendices ...
Page 229: ...App ii Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 239: ...Handling the LCD Module A 6 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 285: ...Display codes D 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 307: ...Wiring Diagrams F 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 311: ...Reliability I 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 313: ...Reliability I 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...