1.2MB 1, 7, 30-31, 47
optional 7
standard 7
Floppy disk problems 46-47
Format B-3
floppy disk 30-31
hard disk 36
Front panel 7-8
Green power LED lamp 7, 26
Grounded outlet 4
GW-BASIC 2-3, B-3
Hard disk 29, B-3
backing up 35
care of 32-33
controller card 37, 40
formatting 36
internal, 20MB 1, 7, A-2
LED lamp 7, 21, 33
partitioning 35
preparing for use 35-36
problems 47
using 35-36
Hardware B-4
HDFMTALL 36
HDFORMAT 35
HDPART 35
HDSIT 27, 33
Head, read/write 27, 29, 33, B-6
High-density diskettes 1, 30-31, 47, B-4
Horizontal main unit 5
Humidity A-3
IBM PC
character set 16
diskette compatibility 30
option card 1
software compatibility 1
IBM PC AT 30
Initial screen display 22-23
Input, AC 9-10, 21, 45
Input/output port 8
Inserting
diskette 23-24
option card 41
Index-5
