
700 Series
3-21
Subtest 01
Sequential Read
This subtest performs a Cyclic Redundancy Check (CRC) that continuously
reads all the tracks on the floppy disk. The following tracks are read accord-
ing to the media type in the floppy disk drive:
❑
Double-sided, double-density (2D): Tracks 0 to 39.
❑
Double-sided, double-density, double-track (2DD) and
double-sided, high-density, double-track (2HD): Tracks 0 to 79.
The start track is specified when the FDD test is started from the Diagnostic
Test Menu. Refer to Step 3 at the beginning of this section to set the start
track.
Subtest 02
Sequential Read/Write
This subtest continuously writes data pattern B5ADADh to all the specified
tracks selected in Subtest 01. The data is then read and compared to the
original data.
Subtest 03
Random Address/Data
This subtest writes random data to random addresses on all tracks defined in
Subtest 01. The data is then read and compared to the original data.
Subtest 04
Write Specified Address
This subtest writes specified data to a specified track, head, and address.
Subtest 05
Read Specified Address
This subtest reads data from a specified track, head, and address.
Содержание Tecra 700CS
Страница 4: ...1 4 700 Series Figure 1 2 700 Series system unit configuration ...
Страница 20: ...1 20 700 Series ...
Страница 23: ...700 Series 2 3 Figure 2 1 Troubleshooting flowchart 2 2 ...
Страница 54: ...2 34 700 Series ...
Страница 124: ...3 70 700 Series ...
Страница 180: ...4 56 700 Series ...
Страница 185: ...700 Series B 1 Appendix B Board Layout B 1 System Board Front View Figure B 1 System Board layout front ...
Страница 186: ...B 2 700 Series B 2 System Board Back View Figure B 2 System Board layout back ...
Страница 212: ...E 2 700 Series E 3 German GR Keyboard Figure E 3 GR keyboard E 4 French FR Keyboard Figure E 4 FR keyboard ...
Страница 213: ...700 Series E 3 E 5 Spanish SP Keyboard Figure E 5 SP keyboard E 6 Italian IT Keyboard Figure E 6 IT keyboard ...
Страница 214: ...E 4 700 Series E 7 Scandinavian SC Keyboard Figure E 7 SC keyboard E 8 Swiss German SL Keyboard Figure E 8 SL keyboard ...
Страница 218: ...G 2 700 Series ...