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Test Program for Field.
Satellite U840 Tests and Diagnostics Manual
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2.
Error information displayed on the screen can be manipulated with the following
number keys:
The 1 key scrolls the display to the next page.
The 2 key scrolls the display to the previous page.
The 3 key returns to the Diagnostics Menu.
The 4 key erases all error log information in RAM.
The 5 key reads the log information from a floppy disk.
The 6 key writes the log information to a floppy disk.
The 7 key save the log information to a floppy disk.
The following are the test abbreviations for each Diagnostics Test.
Test Name
Test Abbreviations
System Test
ROM
Memory Test
RAM
Keyboard Test
KBD
Display Test
CRT
Floppy Disk Test
FDD
Hard Disk Test
HDD
Real Time Clock Test
RTM
Cache Memory Test
CAH
Height Resolution Display Test
KIF
Multimedia Test
MLT
Memory2 Test
RAM
Summary of Contents for Satellite U840 Series
Page 1: ...Satellite U840 Maintenance Manual 960 Q08 Chapter 1 Hardware Overview ...
Page 18: ...Chapter 1 Hardware Overview Satellite U840 Maintenance Manual 960 Q08 15 ...
Page 24: ...2 1 Satellite U840 Maintenance Manual 960 Q08 Chapter 2 Troubleshooting Procedures ...
Page 190: ...Satellite U840 Maintenance Manual 960 Q08 Appendix B Appendix B Board Layout B 1 System Board ...