Expansion Unit - Epson NB3s User Manual

options
Internal 2400-baud, Hayes-compatible, auto-dial modem
1MB or 4MB RAM expansion cards
20MB or 40MB. interchangeable hard disk drives
External numeric keypad
Battery pack
External battery charger
Car cigarette lighter adapter
Carrying case

Expansion Unit

Power Supply
Automatic 100-240V sensing, 50/60 Hz. Supplies enough power to
operate the computer, recharge the battery pack and power an
optional full-size keyboard
Hard disk
Interchangeable, slide-out, 120MB hard disk; 19ms average access
time; built-in controller
Option slots
Two standard input/output expansion slots, a/l&bit
ISA-compatible. Switch to disable internal VGA controller
Option slot
Front
Rear
Options
120MB interchangeable hard disk drives
External keyboard
Adapter to connect external keyboard to keypad port
Option Card Power Limitations
There is a limit on the amount of current that can be drawn by
installed option cards. The total current consumption of the two
option card slots must not exceed the maximum current for each
voltage shown below.
Refer to the option card handbook for details.
Notebook Computers
Dimension
Maximum size
Width
0.66 inches (17 mm)
Height
4.80 inches (122 mm)
Length (normal) 10.63 inches (270 mm,
13.30 inches (340 mm)
installed)
(hard disk 6.12 inches (155 mm)
Width
0.66 inches (17 mm)
Height
4.13 inches (106 mm)
Length (normal) 10.63 inches (270 mm)
(with expansion cover)
13.30 inches (340 mm)
11/30/90
EPSON NB3s
NB3s-3