Subtest No; System Test - Toshiba T2150 series Maintenance Manual

3.4

System Test

To execute the System Test select 1 from the DIAGNOSTIC TEST MENU, press Enter and
follow the directions displayed on the screen. Move the highlight bar to the subtest you want
to execute and press Enter.
Subtest 01 ROM checksum
The ROM checksum tests the system board from address F0000h to FFFFFh
(64KB).
Subtest 02 H/W status
This test reads and displays the hardware status as shown below:
Table 3-2 describes the hardware bit status for each bit tested. Pressing Enter
returns you to the Sub-Test Menu.
CPU clock speed
3-8
CPU clock
Notch signal
Table 3-2 Hardware bit status
H/W status
Media type
= 75MHz
= 2HD
1 0
75 MHz 37.5 MHz
2HD 2DD
T2150 Series