User Guide

100CS 2-13
2.5 Floppy Disk Drive Troubleshooting
This section describes how to determine if the 3.5-inch floppy disk drive is functioning prop-
erly. Perform the steps below starting with Procedure 1 and continuing with the other
procedures as required.
Procedure 1: FDD Head Cleaning Check
Procedure 2: Diagnostic Test Program Execution Check
Procedure 3: Connector Check and Replacement Check
Procedure 1 FDD Head Cleaning Check
FDD head cleaning is one option available in the Diagnostic Program . Detailed operation is
given in chapter 3, Tests and Diagnostics .
After Toshiba MS-DOS loads, run the Diagnostic Program and then clean the FDD heads
using the cleaning kit. If the FDD still does not function properly after cleaning, go to Proce-
dure 2.
If the test program cannot be executed on the computer, go to Procedure 3.