3-18 420 Series
3.8 Floppy Disk Test
NOTE: Before running the floppy disk test, prepare a formatted work disk. Remove
the Diagnostics Disk and insert a work disk into the FDD. The contents of the floppy
disk will be erased.
To execute the Floppy Disk Test, select 5 from the DIAGNOSTIC TEST MENU, press
Enter and follow the directions displayed on the screen. The Floppy Disk test contains five
subtests that test the FDD. The following messages will appear after selecting the Floppy
Disk Test from the DIAGNOSTIC TEST MENU. Answer each question with an appropriate
response to execute the test.
1. Select the test drive number of the floppy disk drive to be tested and press Enter.
Test drive number select (1:FDD#1,2:FDD#2,0:FDD1&2) ?
2. Select the media type of the floppy disk in the test drive to be tested, and press
Enter.
Media in drive #X mode (0:2DD,1:2D,2:2D-2HD/2DD,3:2HD) ?
3. Select the track you want the test to start on and press Enter. Simply pressing
Enter sets the start track to zero.
Test start track (Enter:0/dd:00-79) ?
4. The floppy disk test menu will appear after you select the start track number.
Select the number of the subtest you want to execute and press Enter. The
following message will appear during the floppy disk test.
FLOPPY DISK XXXXXXX
xxxx DIAGNOSTIC TEST VX.XX
[Ctrl]+[Break] ; test end
[Ctrl]+[C] ; key stop
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