EPSON ActionNote 500C
LCD screen
Iatches
battery compartment cover
/
diskette
drive light diskette drive
button
I
Computer Specifications
Main Unit
CPU
System speed
Memory
Cyrix 486SLC2-50
High and low speeds available; low speed
is simulated 8 MHz; speed selection
through keyboard command
To select low speed, press the Ctrl, Alt,
and - keys simultaneously. To select
high speed, press the Ctrl, Alt, and + keys
simultaneously. (Use the - or + key on the
numeric keypad; Num Lock must be on)
4MB RAM standard on a system board;
expandable to 8MB (maximum) with a
4MB memory module; system
with 4MB or 8MB of standard RAM
microprocessor
may
come
ROM
Video RAM
Shadow RAM
Numeric
coprocessor
Clock/calendar
Controllers
Diskette drive
Hard disk
Parallel
Serial
LCD
External video
Pointing
device
External
keyboard
Speaker
Modem
Phone jack
Keyboard
Trackball
128KB system BIOS, VGA BIOS, and Setup
code located in single, programmable,
OTP ROM on main system board
512KB DRAM on main system board
Supports shadowing of 128KB system and
video BIOS ROM into RAM
Socket for optional Cyrix 83S87-25
numeric coprocessor
Real-time clock, calendar, and CMOS
RAM; backed up by built-in clock chip
Built-in controller for one internal 3.5-inch
diskette drive; supports 1.44MB and
720KB formats
Built-in controller for internal hard disk
drive
Centronics compatible, 25-pin, D-sub,
female connector; 8-bit bidirectional
parallel
RS-232C, programmable, asynchronous,
9-pin, D-sub male connector
Built-in, 16-bit Cirrus Logic GD6235 video
controller; maximum resolution of
640 x 480 in 256 colors
Autosensing, 16-bit controller; external
15-pin, D-sub, female connector for
connecting an analog VGA or SVGA
monitor;
maximum resolution 1024 x 768
in 16 colors
6-pin, mini-DIN connector for a PS/2-type
pointing device
6-pin, mini-DIN connector for a PS/2-type
external keyboard
Built-in ISA compatible speaker controller;
internal
Internal connector for optional fax/modem
Standard RJ-11 connector for the internal
fax/modem
85 (International) or 84 (US) keys;
embedded numeric keypad and F11 and
F12
keys
Portable trackball with drivers and
utilities installed
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ActionNote 500C-1
EPSON ActionNote 500C
Mass Storage
Diskette drive
Hard disk One internal hard disk drive; must be
drive 2.5-inches wide, 15.5 mm height
LCD Display
Setup
Program
One internal, 3.5-inch diskette drive;
supports 1.44MB and 720KB formats
maximum, with AT interface and MCC
mounting holes on the side
640 x 480 in 256
high-contrast two-film; enhanced, STN
single-scan. passive matrix; continuous
brightness and contrast controls;
power-saving feature; brightness and
contrast enhancement
Stored in ROM accessible by pressing the
Delete key when prompted during boot
(memory test)
colors, 0.3 mm,
Power Supply
AC adapter
Battery pack Rechargeable, internal battery pack; S-cell,
Caution
Use only the AC adapter, optional automobile adapter,
and batteries designed for use with the ActionNote 500C
(AC adapter model number AP-3S25, automobile adapter
A880461, NiCad battery A880451, and NiMH battery
ASB1181). Do not use any adapter or battery designed for
other ActionNote computers.
+15.5VDC, 2.4A continuous AC adapter
with international voltage input, 50/60 Hz
9.6 volt, 16.3W; 2 AH NiCad or 2.3 AH
NiMH (optional)
Altitude
Acoustical
noise
Operating: -61 to 4,000 m
(-200 to 13,120 feet)
Nonoperating: -61 to 9,136 m
(-200 to 30,000 feet)
35 dB @ 1 meter (maximum)
LEDs
*
Power-Power is on; AC adapter, battery pack, or
automobile adapter is supplying power
0
Low battery-Battery capacity is less than 20% when
flashing
@
Charging-Battery is fully charged; blinks when the
AC adapter is connected and charging the battery
(I,
Suspend mode--Computer is in Suspend mode
8
Hard disk drive--computer is accessing the hard disk
drive
1~
Num Lock-Num Lock is on, which activates the
embedded numeric keypad
k
Caps Lock-Caps Lock is on
IB Scroll Lock-Scroll Lock is on
Physical Dimensions
Height
Width 280 mm (11.0 in.)
Depth
Weight (with 2.5 kg (5.5 lb)
battery pack
installed)
42 mm (1.6 in.)
225 mm (8.7 in.)
Environmental Requirements
Temperature
Humidity
ActionNote 500C-2
Operating 5° to 35° C (41° to 95° F)
Non-operating: -20° to 60° C
(-4° to 140° F)
Operating: 30% to 90% (non-condensing)
Non-operating: 5% to 95%
(non-condensing)
Options
4MB expansion memory module
External PS/2-compatible keyboard
External numeric keypad
Additional NiCad or NiMH battery pack
Additional AC adapter
Internal 9600/2400 baud fax/modem with software
Internal 14.4/14.4 baud fax/modem with software
Adapter for an automobile cigarette lighter
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Main System Board Diagrams
Top Side; see “System Board Components” for a
description of each labeled component
EPSON ActionNote 500C
1/94
ActionNote 500C-3
EPSON ActionNote 500C
Underside; see “System Board Components” for a
description of each labeled component
ActionNote 500C-4
.
1/94
EPSON ActionNote 500C
System Board Components
Major Subassemblies
Connector Pin Assignments
DIP Switches
DIP
switch* 1
SW1
SW2
l
On
On
Do not change these settings.
2 3
On on
off
- -
4
Off
Parallel port connector pin assignments (J3)
*Active low logic
Serial port connector pin assignments (J1)
Pointing device connector pin assignments (J11)
Pin Signal
1
Mouse data
2
Reserved
3
Ground
Pin
4
5
6
Signal
+5 VDC (fused)
Clock, mouse
Reserved
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ActionNote 500C-5
EPSON ActionNote 500C
External keyboard connector pin assignments (J7)
Video port connector pin assignments (J6)
Internal Keyboard Connectors
Internal keyboard connector pin assignments (J17)
LED Connector
pin 1
LED connector pin assignments (J4)
AC-DC Power Connector
pin 3
pin 4
AC-DC power connector pin assignments
Pin
1
2
3
4
Shielded
Signal
Ground
+ 15.5 VDC
Unused
Unused
Frame ground
pin 1
pin
Diskette Drive Cable Connector
pin 26
lill,,,,,,,,,,,,,,,,,,,,,
2
pin 1
ActionNote 500C-6
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IDE
Hard Disk Drive Connector
Fax/modem Connector
EPSON ActionNote 500C
LCD (CCFT) Inverter Connector
LCD (CCFT)
inverter connector pin assignments (J8)
DMA Assignments
Hardware Interrupts
LCD Panel Connector
LCD connector
pin assignments (J5)
LiROl5 JRestwved
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ActionNote 500C-7
EPSON ActionNote 500C
System l/O Address Map
Drive Option Information
Hard disk drive options *
Standard diskette drive specifications
Information Reference List
Engineering Change Notices
None.
Technical Information Bulletins
None.
Product Support Bulletins
None.
Related Documentation
TM-AN500C
PL-AN500C
400290600 ActionNote 500 Series User’s Guide
ActionNote 500 Series Service Manual
ActionNote Parts Price List
ActionNote 500C-8
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