Epson 386SX - Manual (Page 228)

Press Enter when you have viewed the table. If the results show
any read error tracks, run the write/read test (described above),
and follow the instructions there.
Run All Above Checks
To run all the tests on the menu in sequence, select 4.
When you choose this option, all checks for the hard disk
drive(s) and controller are performed automatically in
sequential order. Although you do not start each test, you must
still supply the appropriate responses to progress from one test to
the next. The first prompt you see is:
The data on the highest physical
cylinder may be destroyed by the
check.
Start the check ? (Y/N)
Select
Y
to continue with the test.
C-36 Performing System Diagnostics