Epson 486dx2,486sx Manual De Usuario

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EQUITY 486DX2/50 PLUS
EQUITY 486SX/25 PLUS
Keyboard
Serial Port Connector 
(CN4)
Layout
Function
Detachable, two position, 
 
dependent) sculpted keys
58-key QWERTY main keyboard;
 numeric/cursor 
pad; 
10 
 keys;
additional 
 cursor pad; 16 function
keys 
(user-definable)
Four levels (normal, shift, control,
alternate); user-definable
Environmental Requirements
Serial Port Connector Pin Assignments
Altitude
Maximum
wet bulb
-330 to 
 It
-330 to 39600 
(-100 to 3000 m)
(-100 to 3600 m)
(-100 to 12000 m)
 F
 F
134°F
 
 
 
Physical Characteristics
Width
17 inches (432 mm)
Depth
16 inches 
 mm)
Height
inches (153 mm)
Weight
Single diskette drive model:
(without
26 lb (11.8 kg)
keyboard)
Connector Pin Assignments
Parallel 
Port Connector 
Pin 13
Pin 1
Pin 25
Pin 14
Parallel Port 
Connector 
Pin 
Assignments
7
16
25
SIGNAL GND
6
DATA6
17
DATA7
16
SIGNAL GND
Keyboard and Mouse Connector 
 and 
Pin 6.
,Pin 5
Pin 
 Pin 3
Although the keyboard and mouse connectors are physically
identical, they cannot be used interchangeably.
 
 Pin 
Pin
 signal
1
 
 Data
 
3
Ground
4
 VDC
5
Keyboard Clock
6
Reserved
Mouse Connector Pin Assignments
Pin
 signal
1
 Mouse Data
12
 Reserved
3
Ground
4
 (fused)
5
Mouse Clock
16
 
I
VGA Connector (CN3)
 Low Logic
486DX2/50 & 486SX/25 PLUS-2
5/12/92
Equity Series Computers