display option. On pressing [CTRL][ENTER], then holding down [ALT] while pressing [ENTER] 13 times, the user comes to a cryptic poem, relating to business issues faced by the software development team. The poem is as follows: Self-test poem 3 This easter egg is in the HP 200LX self test mode. With the palmtop powered off, the user may press [ESC][ON] to start the self test mode, then cursor down to the display option. On pressing [CTRL][ENTER], then holding down [SHIFT] while pressing [ENTER] 13 times, the user comes to an allegorical poem, about the history and future of the HP LX palmtops. The poem is as follows (note that the project names for the HP 95LX, the HP 100LX and the HP 200LX are 'Jaguar', 'Cougar' and 'Felix' respectively, and that 'Felix' was the first LX to include Quicken): Hidden development aid in 'More Applications' This easter egg is in the built in System Manager of the HP 200LX. This 'easter egg' is probably more of a development tool than an easter egg, but, in any case, the user may display the function by first pressing the blue [&...] key to start 'More Applications'. The user may then hold down [ALT] while pressing [F9] 4 times, followed by [F10] once. As long as the [ALT] key is held down, the user will observe columns of data about System Manager compliant (.EXM) programs registered with the System Manager, along with other arcane program information. Hidden hex calculator The HP 200LX includes an undocumented calculator application named HEXCALC, written by Andrew Gryc. It provides arithmetical and logical operations in binary, octal, decimal and hexadecimal system. The utility can be added to the applications menu by an entry with the following fields: Name: He&x Calc Path: D:\BIN\HEXCALC.EXM See also HP 110 / HP 110 Plus DIP Pocket PC / Atari PC Folio / Atari Portfolio Poqet PC Poqet PC Prime Poqet PC Plus ZEOS Pocket PC Ben NanoNote Sub-notebook (HP OmniBook) Netbook Palmtop PC Ultra-mobile PC References Further reading The HP 200LX: A Review by Rob Tillotson. Sy's HP 200LX review External links 200LX Software S.U.P.E.R. software mirror, over 1500 programs and 200 databases for the 200LX HP 200LX Old-Computers.com Museum HP Palmtop Paper Online (Thaddeus Computing; Buy-Sell-Repair) Articles concerning the NASA STS-95 E-Nose experiment "Off-the-Shelf" 200LX used by "Shade Tree Engineer" The Electronic Nose and The Quadrupole Mass Spectrometer Array: Results From