Toshiba T3100e - General Troubleshooting Introduction

File No. 960-010
2.1 GENERAL
The problem isolation procedures described in part 2 are
used to isolate defective FRUs (field replaceable units) .
The FRUs covered are:
1. Power supply unit
2. System board
3. FDD
4. HDD
5. Keyboard
6. Plasma display
Detailed replacement procedures instructions are described
in part 4 and test and diagnostics program operations are
described in part 3.
The following items are necessary for implementing the
problem isolation procedures.
1. T3100e diagnostics disk
2. Phillips head screwdriver
3. Blade head screwdriver
4. Tweezers
5. 2DD and 2HD formatted work disk (for FDD testing)
6. Cleaning disk kit (for FDD testing)
7. Multimeter
8. Printer port LED
The problem isolation flowchart described in section 2.2 can
be used to determine which isolation procedures are
necessary to isolate a T3100e problem.
2.2 PROBLEM ISOLATION FLOWCHART
The flowchart in figure 2-1 is used as a guide for
determining which FRU is defective. Please confirm the
followings before performing the flowchart procedures.
1. No disk is in the FDD.
2. All optional equipments are disconnected.
3. MS-DOS has been installed in drive C before a
trouble happens.
2-1