3-8
T200, T200CS
3.4
System Test
To execute the System Test, select
1
from the DIAGNOSTIC TESTS menu and tap or press
Enter.
The system test contains three subtests. Select a subtest and tap or press
Enter
.
Subtest 01
ROM checksum
ROM checksum tests the system board from address F0000h to FFFFFh
(64KB).
Subtest 02
H/W status
This test reads and displays hardware status as shown below:
76543210
H/W status =
10001000
Bit7
...
=
Bit6
... CPU clock
=
40MHz
Bit5
... Notch signal
=
2HD
Bit4
... FDD type
=
2MB
Bit3
...
=
Bit2
... Drive A/B
=
Ext. = B
Bit1
... External FDD
=
OFF
Bit0
... Internal FDD
=
2HD
Table 3-2 lists hardware bit status for each bit tested. Press
Enter
to return to
the Subtest Menu.
Table 3-2 Hardware Bit Status
Bit
H/W status
1
0
7
Reserved
—
—
6
CPU clock speed
20 MHz
40 MHz
5
Media type
2DD
2HD
4
FDD type
1.6 MB
2 MB
3
Reserved
—
—
2
Drive A/B
Ext. = A
Ext. = B
1
External FDD
ON
OFF
0
Internal FDD
2DD
2HD
Summary of Contents for T200
Page 23: ...T200 T200CS 2 3 Figure 2 1 Troubleshooting Flowchart 1 2 ...
Page 24: ...2 4 T200 T200CS Figure 2 1 Troubleshooting Flowchart 2 2 ...
Page 82: ...3 32 T200 T200CS ...
Page 90: ...3 40 T200 T200CS Head XX Sector XX Model name ...
Page 154: ...B 2 T200 T200CS Figure B 2 Upper System Board FOGSD2 Back ...
Page 156: ...B 4 T200 T200CS B 2 Lower System Board FOGSU2 Figure B 3 Lower System Board FOGSU2 Front ...
Page 157: ...T200 T200CS B 5 Figure B 4 Lower System Board FOGSU2 Back ...
Page 170: ...T200 T200CS D 1 Appendix D USA Display Codes Table D 1 USA Display Codes ...