The Diagnostic Test - Toshiba T4900CT Manual

3.1

The Diagnostic Test

This chapter explains how to use the T4900CT's Diagnostic Test Program (TEST4900) to
test the functions of the T4900CT's hardware modules. The Diagnostics Test Program is
stored on the T4900CT Diagnostic Disk. The Diagnostic Test consists of 8 programs that are
grouped into the Service Program Module (DIAGNOSTIC MENU) and the Test Program
Module (DIAGNOSTIC TEST MENU).
The DIAGNOSTIC MENU consists of the following eight functions. These are all located
within the Diagnostic Test function of the DIAGNOSTIC MENU.
DIAGNOSTIC TEST
HARD DISK FORMAT
HEAD CLEANING
LOG UTILITIES
RUNNING TEST
FDD UTILITIES
SYSTEM CONFIGURATION
SETUP
The DIAGNOSTIC TEST MENU contains the following twelve functional tests:
SYSTEM TEST
MEMORY TEST
KEYBOARD TEST
DISPLAY TEST
FLOPPY DISK TEST
PRINTER TEST
ASYNC TEST
HARD DISK TEST
REAL TIMER TEST
NDP TEST
EXPANSION TEST
SOUND TEST
You will need the following equipment to perform some of the T4900CT's Diagnostic test
programs.
The T4900CT Diagnostics Disk (all tests)
A formatted working disk for the floppy disk drive test (all tests)
3.5-inch 2HD/2DD disk for the 3.5-inch FDD
A cleaning kit to clean the floppy disk drive heads (Head Cleaning)
A PCMCIA wraparound connector for the I/O card test (PCMCIA test)
A printer wraparound connector for the printer wraparound test (Printer test)
An RS-232-C wraparound connector for the RS-232-C port wraparound test
(ASYNC test)
The following sections detail the tests within the Diagnostic Test function of the DIAGNOS-
TIC TEST MENU. Refer to sections 3.18 through 3.24 for detailed information on the
remaining seven Service Program Module functions.
T4900CT
3-1