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Copying,
disks, 1-19-22, 3-10, 3-13,
4-8-12
reference files, 2-5
system files, 2-4
Country code, 2-4
CPU, E-l
CPU chip, D-4
CPU speed, selecting, 3-5
CPU SPEED switch, 3-5, B-6
Creating MS-DOS partition,
2-2-3
Creating subdirectories,
4-14 -16
CRT interface, E-1
Ctrl Alt Del, 3-6
Ctrl C, 3-6
D
Data diskette, copying, 3-13,
4-8-12
DATE command, 1-23
DB-9P, 1-9, E-1
DB-25S, 1-7, E-1
DEVICE LIST, D-2
Diagnostics, power-on, 1-16,
C-1 -6
DIP switch cover, 1-11
DIP switches
back panel, 1-10
keyboard, 1-10 -12
setting, 1-10 -14, 3-7
DIR command, 4-14
Directory, 4-4-5
DISKCOPY, 1-20 -21, 4-8 -12
Disk drive,
assignments, 1-14
caring for, 3-11-12
external, 1, 1-8, 1-10, 1-14,
2-5
hard, 1-15, 3-9-10, E-1
inserting diskettes into,
3-12 -13
lights, 3-3
single, 3-14
Diskette,
backing up, 3-13
care and handling, 3-11-12
choosing, 3-10
copying, 1-19 -22, 3-10,
3-13, 4-8-12
double-density, 3-10, B-4
double-sided, 3-10, B-4
formatting, 3-11, 4-6-7,
D-13
inserting, 3-12
MS-DOS, 1-2
problems, B-4 -5
reading, 5-3
reference, 1-2
removing, 3-12-13
storing, 3-11
system, 1-2, 1-19
types, B-4
write-protecting, 3-13-14,
B-4
Disk operating system, 1-17
Dot-matrix printer check,
D-19 -20
Double-density diskettes,
3-10, B-4
Double-sided diskettes, 3-10,
B-4
Drive. See Disk drive
Drive assignments, 2-6
DU, 4-8
E
Electroluminescent
element, 3-7, A-2 -8,
B-2,
Error,
codes, D-24 -25
correction check, D-22
detection check, D-22
messages, B-l, D-24 -25
Execution speed, CPU, 3-5
Exiting Diagnostics, D-23
I-2
Index