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APPENDIX
Hardware specifications
Model
HC-4000/HC-4100
HC-4500
Display
640 × 240 dots 16 grayscale high
contrast with backlight, DFSTN LCD
640 × 240 dots 256 colors high
contrast with backlight, STN LCD
Memory
4 MB (HC-4000)
8 MB (HC-4100)
16MB
ROM
16 MB
16MB
Interfaces
Serial port
RJ-11
Infrared port (IrDA compliant), IR send distance: 50cm(20 inch),
IR distance may change depending on the system used.
PC Card slot: 1 (Type II)
Internal Fax/Modem
Transmission speed: Data modem 33.6 kbps,
Fax modem 9.6 kbps
Dialing capability:
Tone and Pulse
Data communication command:
Data modem AT command set,
FAX modem EIA/TIA 578 class 1
Autodial : YES
Power
Main
3V DC, 2 AA-size (LR6) alkaline
batteries,
5V DC, AC adaptor (option)
2.4V DC, Ni-MH Rechargeable
Battery Pack,
5V DC, AC adaptor
Backup
3V DC, CR2032 lithium battery
3V DC, CR2032 lithium battery
Power consumption
1.8W
4.3W (using battery pack)
7.0W (using AC adaptor)
Battery
life
Main
•
Approx. 24 hours with continuous
display and without backlight or
modem use, at an ambient
temperature of 25
°
C (77
°
F)
•
Approx. 4 hours with continuous fax
sending using the internal
fax/modem and without backlight
use, at an ambient temperature of
25
°
C (77
°
F)
•
Approx. 6 hours with continuous
display and dimmed backlight
without using the internal
fax/modem, at an ambient
temperature of 25
°
C (77
°
F)
•
Approx. 3 hours with continuous
display and normal backlight
without using the internal
fax/modem, at an ambient
temperature of 25
°
C (77
°
F)
•
Approx. 2.5 hours with continuous
fax sending using the internal
fax/modem and dimmed backlight,
at an ambient temperature of 25
°
C
(77
°
F)