Psion 5mx

Psion 5mx is a PDA product from Psion . It comes in two variants, Series 5 (launched in 1997) and Series 5MX (1999), the latter has a faster processor and better screen and updated software. There is also a rare series 5MX Pro, which differed only to have an operating system loaded into RAM, then upgrade. Ericsson Marketing modified version of the series 5MX called the MC218.

Psion 5mx a major upgrade for the Psion Series 3rd A Psion Series 4 does not exist, because of concerns about tetraphobia Psion in their Asian market. [Edit] appearance of the Psion Series 5 Psion Series 5MX similar but motherboards and other internal components are different and not interchangeable. Monitors are not interchangeable because the screen on different cable.

Series 5 was the first of a sliding-clamshell design that is unique when the keyboard slides up to open as a means to compensate for the monitor function and overalls on, so the touchscreen does not drop the control function specified in the allocated European Patent EP 0766166B1 [1]. This design is a novel by Martin Riddiford, an industrial designer to make designs. A simpler version of this design is also used in the Psion Revo.

Moving parts and hinges can be damaged or destroyed. Overall, the most serious problems, because design errors on the screen where the cable tool hole created unnecessary additional burdens bend the cable at this point every time Psion Series 5 is opened or closed, and eventually lead to cable failure, causing serious injuries and the incidence of vertical lines on the screen. Cable screen for Psion Series 5 is more durable than the Psion Series 5MX screen cable. There are aftermarket cable is available for 5MX which aims to eliminate this problem (see Psion Flexi in 'External links' below).


The core is a RISC-based 32-bit ARM710T processor with MMU [2] running at 18 MHz (Series 5) or 36 MHz (5MX), 4, 8 or 16 MB of RAM. This is supported by two AA batteries, which are usually 10 to 20 hours of use. Touch-sensitive screen, illuminated half-VGA (640 x 240 pixels) LCD screen with 16 shades of gray. Keyboards generally regarded as one of the best for its size, with large buttons travel and writing skills. Second RS-232 and IrDA (infrared) serial connector supplied with the speakers and a microphone, which dictates and musical ability to play music. external storage, Compact Flash.
Psion 5MX - (in 5 cm square)

EPOC operating system, now known as Symbian OS, built-ins, along with applications for word processing, spreadsheets, databases, emails, contacts and calendar management, and development of software used by itself Psion's OPL language. A Java Virtual Machine, WAP browser and synchronization software for Windows comes with an optional installation 5MX, and then "Executive Edition" of 5MX is assembled with different hardware and additional software including a Web browser version 3.62 of Opera and power supply. A wealth of third party software is also available from games and navigation tools, reference, communication and productivity applications, and standard tools such as Perl and Python programming.

Open Psion open source project, previously PsiLinux, focuses on Linux port to the Psion 5MX Psion and other PDA.

Psion's experience in the design of the form factor and attention to detail makes this machine a favorite with users of energy, many of them stuck with them despite their age and the advent of mobile phones, Symbian OS-powered PDAs and other more impressive specs . There are occasional rumors Psion back to consumers, but Serie 5MX, they seem to be the Swan Song.