File No. 960-140
3-21
Subtest 01
Sequential read
This subtest performs a Cyclic Redundancy Check (CRC) that continuously
reads all the tracks on a floppy disk. The following tracks are read according 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 Libretto 100CT
Страница 8: ...File No 960 140 Chapter 1 Hardware Overview ...
Страница 9: ...File No 960 140 1 ii ...
Страница 29: ...File No 960 140 1 18 ...
Страница 30: ...File No 960 140 Chapter 2 Troubleshooting Procedures ...
Страница 31: ...File No 960 140 2 ii ...
Страница 36: ...File No 960 140 1 3 Figure 2 1 Troubleshooting flowchart 1 2 ...
Страница 72: ...File No 960 140 Chapter 3 Tests and Diagnostics ...
Страница 73: ...File No 960 140 3 ii ...
Страница 147: ...File No 960 140 3 72 ...
Страница 148: ...File No 960 140 Chapter 4 Replacement Procedures ...
Страница 149: ...File No 960 140 4 ii ...
Страница 161: ...File No 960 140 4 10 3 Seat the HDD cover and fasten it with two M2x14 silver screws ...
Страница 189: ...File No 960 140 4 37 Figure 4 32 Removing the I O adapter board ...
Страница 191: ...File No 960 140 Appendices ...
Страница 192: ...File No 960 140 App ii ...
Страница 202: ...File No 960 140 A 6 ...
Страница 204: ...File No 960 140 B 2 B 2 System Board Back View Figure B 2 Board layout back H I J K L M N O P Q R S T A B C D E F G ...
Страница 206: ...File No 960 140 B 4 ...
Страница 228: ...File No 960 140 E 2 E 3 German GR Keyboard Figure E 3 GR keyboard E 4 French FR Keyboard Figure E 4 FR keyboard ...
Страница 229: ...File No 960 140 E 3 E 5 Spanish SP Keyboard Figure E 5 SP keyboard E 6 Italian IT Keyboard Figure E 6 IT keyboard ...
Страница 234: ...File No 960 140 G 2 ...
Страница 236: ...File No 960 140 H 2 ...