Lenovo 7721, 7715, 7774, 7706, 7719, 7749, 7799, 7773, 7705, 7717, 7718 Viewing the test log, ChkDigits

Models: 7610 7749 7569 7705 7611 7718 7774 7560 7799 7706 7523 7522 7717 7719 7715 7515 7773 7721

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vChkDigits:

Contains a 2-digit check-digit value to ensure the following:

Diagnostics were run on the specified date.

Diagnostics were run on the specified computer.

The diagnostic error code is recorded correctly.

vText:

Description of the error.

Note: See “Diagnostic error codes” on page 54 for error code listings.

Quick and Full erase - hard drive

The diagnostics program offers two hard drive format utilities:

vQuick Erase Hard Drive

vFull Erase Hard Drive

The Quick Erase Hard Drive provides a DOS utility that performs the following:

vDestroys the Master Boot Record (MBR) on the hard drive.

vDestroys all copies of the FAT Table on all partitions (both the master and backup).

vDestroys the partition table.

vProvides messages that warn the user that this is a non-recoverable process.

The Full Erase Hard Drive provides a DOS utility that performs the following:

vPerforms all the steps in Quick Erase.

vProvides a DOS utility that writes random data to all sectors of the hard drive.

vProvides an estimate of time to completion along with a visual representation of completion status.

vProvides messages that warn the user about non-recoverable process.

Important: Make sure that all data is backed up before using the Quick or Full Erase functions.

To select the Quick Erase or Full Erase Hard Drive utility, use the following procedure:

1.Select the UTILITY option on the toolbar and press Enter.

2.Select either the QUICK ERASE or FULL ERASE HARD DISK option and follow the instructions.

Viewing the test log

Errors reported by the diagnostic test will be displayed by the program as a failed test.

To view details of a failure or to view a list of test results, use the following procedure from any test category screen:

1.Press F3 to activate the log file.

2.Press F3 again to save the file to diskette or press F2 to print the file.

48Hardware Maintenance Manual

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Lenovo 7721, 7715, 7774, 7706, 7719, 7749, 7799, 7773, 7705, 7717, 7718, 7522, 7515, 7569, 7523, 7611 Viewing the test log, ChkDigits