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Parallel Ports
SCSI Devices
Network Interface
Audio
Other
Error Messages
When you run a test group or subtest in the diagnostics, error messages may result. These particular error
messages are not covered in this guide because the errors that generate these messages can be resolved
only with a technician's assistance. Record the messages on a copy of the
Getting Help
and read that section for instructions on obtaining technical assistance.
RAM Test Group
The RAM test group subtests check all the directly addressable RAM. You should run the stand-alone RAM
Test program (ramtest.exe) from the MS-DOS prompt if, for some reason, the diagnostics cannot load into
memory.
The RAM Test program has switches that allow you to set both test limits and options for the subtests from
the MS-DOS prompt. The switches listed in
The switches can be used in any order, but they must be separated by a space.
For example, to run the RAM comprehensive subtest 10 times without pausing, stop at a maximum of 20
errors, and output the results to a file named ramtst.rpt, type the following command line at the MS-DOS
prompt and press <Enter>:
Parallel Internal Test
Parallel External Loopback Test
Parallel External Interrupt Test
Parallel Printer Pattern Test
Internal Diagnostic Test
Seek Test
Read Test
Write Test
Audio Output Test
Eject Removable Media Test
Display Information Test
Registers Test
Loopback Test
Shared RAM Test
Display Information Test
Software Reset Test
Interrupt Test
DMA Test
FM Sound Playback Test
Analog Sound Playback Test
Record and Playback Test
Fan Control Test
Table 3
Tests the components through which
peripherals that use the parallel port,
such as printers, send and receive data.
Tests the SCSI controller in the C/Port
APR or C/Dock Expansion Station and all
SCSI devices attached to either. This test
runs only if the computer is docked.
Tests the read and write access
capability of the network controller
registers in the Dell Latitude C/Port APR
or C/Dock Expansion Station. This test
runs only if the computer is docked.
Tests the operation of the audio chip set.
Tests the record and playback ability of
the internal microphone and speakers.
Tests the function of the fan.
can be added to the end of the ramtest command line.
Diagnostics Checklist
found in
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