Dell OptiPlex NX1 Service Manual - Page 62

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To install the external diskette drive, follow these steps: To run the diskette-based diagnostics, follow these steps: Starting the diagnostics causes the Dell logo to appear on the monitor screen, followed by a message indicating that the diagnostics is loading. Before the diagnostics loads, a program tests the portion of main memory (RAM) required for loading the diagnostics. If a main memory error is detected, a message indicates which DIMM has failed. If no errors are found in main memory, the diagnostics loads and the Diagnostics Menu appears. This menu lets you choose the following options or exit to the MS-DOS prompt: Run Quick Tests - Runs selected tests from all test groups to quickly locate a failure or to indicate where further testing is needed to isolate a failure Run All Tests - Runs all tests for a thorough test of the system Run Specific Tests - Tests a particular area or subsystem If the Diagnostics Menu does not appear, check the diskette drive connections, insert a copy of the diagnostics diskette into the diskette drive, and 2-10

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To install the external diskette drive, follow these steps:
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To run the diskette-based diagnostics, follow these steps:
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Starting the diagnostics causes the Dell logo to appear on the monitor
screen, followed by a message indicating that the diagnostics is loading.
Before the diagnostics loads, a program tests the portion of main memory
(RAM) required for loading the diagnostics. If a main memory error is
detected, a message indicates which DIMM has failed. If no errors are
found in main memory, the diagnostics loads and the Diagnostics Menu
appears.
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This menu lets you choose the following options or exit to the MS-DOS
prompt:
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Run Quick Tests — Runs selected tests from all test groups to quickly
locate a failure or to indicate where further testing is needed to isolate
a failure
¼
Run All Tests — Runs all tests for a thorough test of the system
¼
Run Specific Tests — Tests a particular area or subsystem
If the Diagnostics Menu does not appear, check the diskette drive connec-
tions, insert a copy of the diagnostics diskette into the diskette drive, and