Running the Dell Diagnostics
5-11
groups and subtests within each test group. Each subtest is designed to detect any
errors that may interfere with the normal operation of a specific device of the
computer.
NOTE: Some subtests requiring hardware not listed in the System Configuration area
of the main screen appear to run, but they conclude with a status message stating
Component not present (or disabled)
.
Table 5-2 lists the diagnostic test groups, their subtests, and comments concerning
their use.
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RAM
Quick Memory Test
Comprehensive Memory Test
Cache Memory Test
Tests the system RAM and
processor cache.
System Set
CMOS Confidence Test
DMA Controller Test
Real-Time Clock Test
System Timers Test
Interrupt Controller Test
APIC Test
APIC MP Test
System Speaker Test
Coprocessor Calculation Test
Coprocessor Duty Cycle Test
Coprocessor Error Exception Test
Multiprocessor Test
Tests the system board’s sup-
port chips, DMA controller,
computer timer, NVRAM,
speaker controller, and cache,
as appropriate.
Tests the math coprocessor
that is internal to the
microprocessor.
For systems with multi-
processors, confirms that the
secondary microprocessor is
operational.
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 video subsystem
and monitor by checking vari-
ous aspects of video output.
Keyboard
Keyboard Controller Test
Keyboard Key Sequence Test
Keyboard Interactive Test
Stuck Key Test
External Key Pad Test
Tests the keyboard by check-
ing the keyboard controller
and by finding keys that stick
or respond incorrectly.
NOTE: For the full name of an abbreviation or acronym used in this table, see the abbreviation and
acronym list that precedes the Index.
32268BK0.BK : 32268C50.FM Page 11 Monday, March 16, 1998 8:56 AM
