Toshiba R100 manual Real Timer TestReal Timer Test Tests and Diagnostics

3.10 Real Timer TestReal Timer Test 3 Tests and Diagnostics

3.10 Real Timer Test

To execute the Real Timer Test, select 9-REAL TIMER TEST from the DIAGNOSTIC TEST MENU, press Enter and follow the directions on the screen. The real timer test contains three subtests. Move the highlight bar to the subtest you want to execute and press

Enter.

Subtest 01	Real Time
	A new date and time can be input during this subtest. To execute the real time
	subtest follow these steps:
	Step 1: Select subtest 01 and the following message will appear:
	Current date : XX-XX-XXXX
	Current time : XX:XX:XX
	Enter new date:
	PRESS [ENTER] KEY TO EXIT TEST
	Step 2:If the current date is not correct, input the correct date and press
	Enter. The date is updated and the following prompt will appear:
	Enter new time :
	Step 3:If the current time is not correct, input the correct time in 24-hour
	format and press Enter. The time is updated.
	The date and the time are displayed alternately by pressing Enter. To exit,
	press Ctrl + Break.
Subtest 02	Backup Memory
	This subtest checks the following backup memories:
	Writes 1-bit of “on” data (01h through 80h) to address 0Eh through 7Fh
	Writes 1-bit of “off” data (FEh through 7Fh) to address 0Eh through 7Fh
	Writes the data pattern AAh and 55h to the address 0Eh to 7Fh
	Then the subtest reads and compares this data with the original data.

PORTEGE R100 Maintenance Manual (960-440) 3-25