Specifications

APPENDIX A: TECHNICAL SPECIFICATIONS
A - 3
Expansion
Peripherals External peripherals (such as a modems and printers) can be connected via
the fast serial interface (1.536 Mbits/sec), which accepts optional 3Link
parallel and serial interfaces. The Serial 3Link allows communication with
other computers.
Socket: 6-way two row rectangular (male, with retracting protective cover).
See the 'Reduced External Expansion' section of the 'SIBO Expansion Ports'
chapter in the
Hardware Reference
manual for pinout details.
Environment
Operating temperatures: 0ºC to 50ºC.
EMC: FCC Class B; EN55022 Class B
Psion Series 3c Technical Specification
Physical characteristics
Part numbers: 1600-0126-10 (1MB)
1600-0122-10 (2MB)
Size 165mm x 85mm x 22mm (6.5"x 3.0"x 0.9").
Weight 275g (including batteries).
Screen 480 x 160 pixel high contrast retardation film LCD.
Size 131.6mm x 45.2mm, (4.915" x 1.637").
Pixel pitch 0.26mm x 0.26mm
Pixel size 0.23mm x 0.23mm.
Keyboard 58 key, QWERTY layout, computer style keyboard (UK models).
9 touch sensitive icon buttons for application selection.
Sound and recording Loudspeaker with DTMF dialing and digital sound playback.
Microphone for digital sound recording.
Power supply
Internal 2 x AA batteries.
Backup 3V Lithium CR1620 battery.
External A Psion Series 3 mains adaptor, (9-11V 250mA), (Note: earlier models
175mA).
Vehicle power adaptor (24v & 12v cigarette lighter sockets), from Jan/Feb
1997.
Memory
Built in 2MB Masked ROM and 1MB or 2MB RAM.
Two SSD drives allow extra storage space on Flash/RAM SSDs, up to 8MB.
System information
Processor NEC V30H running at 7.68MHz.
Operating system EPOC.
Microsoft MS-DOS compatible Flash Filing System.
Communications
Infrared: IrDA SIR optical link, for IR communications and printing.
Protocols: XMODEM, YMODEM and ZMODEM, (except from Comms Script in early
models), giving compatibility with most computer communications software.
Language Full script language with sample scripts allows automated log-on to
electronic mail and other systems, and control of modems.