Toshiba portege 610ct 620ct Instruction De Maintenance

3-1

This chapter explains how to use the 610CT Diagnostic Test Program (TEST610) to test the
functions of the hardware modules.  The Diagnostics Test Program is stored on the Diagnos-
tic Disk.  The Diagnostics Test Program consists of 20 programs that are grouped into the
Service Program Module (DIAGNOSTICS MENU) and the Test Program Module (DIAG-
NOSTIC TEST MENU).

The DIAGNOSTICS MENU consists of the following eight functions.

❑ DIAGNOSTIC TEST
❑ HARD DISK FORMAT
❑ HEAD CLEANING
❑ LOG UTILITIES
❑ RUNNING TEST
❑ FDD UTILITIES
❑ SYSTEM CONFIGURATION
❑ SETUP

The DIAGNOSTIC TEST MENU contains the following 12 functional tests. These are all
located within the DIAGNOSTIC TEST function of the DIAGNOSTICS MENU.

❑ 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 610CT Diagnostic Test Pro-
gram.

❑ The 610CT Diagnostics Disk (all tests)
❑ A formatted working disk for the floppy disk drive test (all tests)
❑ 3.5-inch 2HD/2DD disk for 3.5-inch external 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.