Toshiba A10 manual Async Test Tests and Diagnostics

3.10 Async Test 3 Tests and Diagnostics

3.10 Async Test

NOTE: This test can not be executed since the computer is not equipped with a serial port and FIR port. The FIR port will be equipped in a succeeding model of this computer.

NOTE: The subtests 01 to 04 are not be supported since the computer has no serial port.

To execute the Async Test, select 7 from the DIAGNOSTIC TEST MENU, press Enter and follow the directions displayed on the screen. The async test contains subtests that test the asynchronous communication functions. Move the highlight bar to the subtest you want to execute and press Enter.

Subtests 01 through 07 require the following data format:

Method:	Asynchronous
Speed:	9600BPS
Data:	8 bits and one parity bit (EVEN)
Data pattern:	20h to 7Eh

The following message will appear at the bottom of the screen when subtest 01, 02 or 03 is selected:

Channel#1 = XXXXh

Channel#2 = XXXXh

Channel#3 = XXXXh

Select the Channel number (1/2/3)

The serial I/O port address is specified by the XXXXh number. Select the serial port channel number and press Enter to start the subtest.

The following message will appear at the bottom of the screen when subtest 06 or 07 is selected:

Enter desired speed [1=0.576 Mbps, 2=1.152 Mbps, 3=4.0 Mbps]

Select the speed for sending or receiving the data and press Enter to start the subtest.

Subtest 01 Wrap around (board)

Satellite A10/TECRA A10/Satellite Pro A10 Maintenance Manual (960-445) 3-25