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4-10 Dell Inspiron 3000 Reference and Troubleshooting Guide
Table 4-2. Dell Diagnostics Tests
Test Groups Subtests Description
RAM Quick Test
Comprehensive Test
Tests the RAM.
System Set CMOS Confidence Test
DMA Controller Test
Real-Time Clock Test
System Speaker Test
Secondary Cache Test
System Timers Test
Interrupt Controller Test
Coprocessor Calculation Test
Coprocessor Error Exception Test
PC Card Controller Test
USB Register Test
Tests the system board’s support chips,
DMA controller, computer timer,
NVRAM, speaker controller, and, if
appropriate, the external cache and the
thermal-control device.
Tests the math coprocessor that is inter-
nal to the microprocessor.
Tests the PC Card controller on the sys-
tem board.
Checks the built-in registers of the USB
interface. This subtest does not test USB
peripherals.
Video Video Memory Test
Video Hardware Test
Text Mode Character Test
Text Mode Color Test
Text Mode Pages Test
Graphics Mode Test
Color Palettes Test
Solid Colors Test
Tests the monitor by checking various
aspects of video output.
Keyboard Keyboard Controller Test
Keyboard Key Sequence Test
Keyboard Interactive Test
Stuck Key Test
Tests the keyboard by checking the key-
board controller and by finding keys that
stick or respond incorrectly.
Mouse Mouse Test Tests the electronic pointing device
(integrated touch pad, external serial or
PS/2 mouse).
Diskette Drives Change Line Test
Seek Test
Read Test
Write Test
Tests a drive that uses removable
diskettes. Also tests the associated con-
trolling devices and important parts of
the cabling.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
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