Human Applications Standard Computer Interface, see HASCI
Humidity, excessive, avoiding, 2 If connector cable doesn’t go in
easily, 27
If diskette doesn’t seem to go into drive correctly, 15
If option card doesn’t go in smoothly, 32
INSERT DISKETTE message, 9, 15, 40
Interface, light pen, 23
Internal
Keyboard,
Keyboard cable, 6 connecting, 6
Keys, dedicated,
effect on diskettes, 14 sources of, 14
Main unit,
connecting to monitor, 6 red light on, 9, 40 what it looks like, 3
Memory, CMOS, 22
Microprocessor,
Modem(s),
connecting to
Monitor, video,
knob to control screen bright- ness, 4
opening, 40
port to connect cable, 4 socket to connect cable, 4 special features of, 21 two modes of, 20
type fonts, 21 Monitor cable,
Monitor outlet, round, 3
OPEN ME FIRST, carton marked, 1 Operating system,
CP/M, 19 definition, 19
Option cards, 23
access slot, removing,
devices controlled by, 23 how to hold, 31 inserting, 32 installing,
well for, 30
with own outlets, 27, 31 Outlet, grounded, required for
Parallel port, 22, 26 definition, 22
devices connected to, 22 Peripheral cards, see option cards Pixels, definition of, 21
Port(s), definition, 25 external device, 26 light pen, 26 parallel, 22, 26 serial, 22, 26
using, to connect external devices to
Power cord,
connecting to
is on, 8
when plugged in, opening the case, 8, 40
Power switch, location of, 4
switching on and off, 8, 34 using, when diskettes are in
drives, 8
42