Mass storage, Keyboard, Setup program – Epson 4S User Manual
Page 2: Physical characteristics, Power supply, Option slot power limits, Environmental requirements, Epson el 4s/33
Epson EL 4S/33+
Keyboard
Mouse
Game port
Option slots
Speaker
Mass storage
Diskette drives
Hard disk
drives
Other devices
Keyboard
PS/2 compatible keyboard interface built
into main system board; 6-pin, mini DIN
connector; Num Lock setting selectable
through SETUP
PS/2 compatible mouse interface built
into main system board; 6-pin mini DIN
connector
10-pin game port interface on system
board; can control joy-stick functions with
the addition of an optional game port
connector
Three 16-bit, full-length and two 8-bit,
half-length I/O expansion slots, ISA
compatible, 8 MHz bus speed
Internal
Internal mounts:
Two
wide, one-inch high drives;
with three or more option cards installed,
the power supply may only support one
internal drive
Externally accessible mounts:
One
wide, third-height drive and
one
wide, half-height drive
3.5-inch diskette drive, 720KB or 1.44MB
storage capacity
5.25-inch
diskette drive, 360KB
or 1.2MB
storage capacity
form factor hard disk drive(s), up
to half-height size
Half-height tape drive, CD-ROM drive,
optical drive, or other storage device;
or
with mounting frames
Detachable, two-position height; 101 or
102 sculpted keys; countrydependent
main typewriter keyboard;
numeric/cursor control keypad; four-key
cursor control keypad; 12 function keys
Setup
Stored in ROM accessible by pressing
Program
Ctrl Alt S at the MS-DOS prompt
Physical Characteristics
Width
15.6 inches (396 mm)
Depth
14.5 inches (368 mm)
Height
4.1
inches
(104
mm)
Weight
15 lb (6.8 kg), without drives or keyboard
Power Supply
Type
65 Watt, UL listed, fan-cooled
Input ranges
90 to 115,230 to 260 VAC
Maximum
+5 VDC at 7.5 Amps, -5 VDC at
outputs
0.1 Amps, +12 VDC at 2.0 Amps,
-12 VDC at 0.3 Amps
Frequency
Cables
50 to 60Hz
Two to main system board; four to mass
storage devices
Option Slot Power Limits
l
Based on a system containing one hard disk drive and one diskette drive.
Environmental Requirements
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