The HPCX was the same as the HPCV but added the Time module The phonebook-sized manual dwarfed the calculator, let alone the tiny ROM. View and Download HP CX quick reference manual online. HPCX Calculator pdf manual download. Hp HPCX Pdf User Manuals. View online or download Hp HPCX Service Manual, Quick Reference Manual.

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Replaced the rubber wheel – now it doesn’t work any more at all!


A calculator with cult status. A very popular calculator. Memory space is shared between programs and data storage, allocation is performed using manuxl SIZE command.

Within a program bp41cx labelsA – J and a – j can be used. White keyboard overlay with normal function codes. Math 1 ROM module, part no. Note that two extension port covers have been marked with a black pen hardly noticable. Bound printout from the pages at hp Without most of the keyboard labels, to be used with keyboard overlays.

The remaining registers can be used for program code. Refer to the table on the back of the calculator for special keys ie. About 70 magnetic cards for the magnetic card reader.



A unique feature was the barcode reader “wand” that allowed to read in programs that were printed on paper in the form of barcodes. Cardboard box with 6 rolls of paper for the A or A printer. Type, Precision, Input Mode. Delivers highly accurate results! To enter this command press: One register can hold up to 7 program steps 7 bytes. A picture of the serial interface connector. The “flying goose” and the “backwards flying goose”. B, Septemberprinted in Singapore. None powered from HP calculator.

Data inside extended memory is organized in files which can store programs or data. One one side marked “”. Infrared module HPA, serial number After the listing has been stopped when this “END” is displayed switching to PRGM mode will display the program and it is possible to delete it step-by-step to reclaim program memory.

Also, it is not possible to use “CLP” to delete the memory occupied by the program! Interestingly, the “print stack” command is listed incorrectly as “PRST”. Older units will be completely reset, newer units perform a “soft reset”. Labels and mutli-character string labels.

Rather, indirect access must be used. A HPCV with added extended memory, a built-in timer module and the extended functions module. The HPA quad memory module added registers giving a total of registers.


HP HP-41CX Manuals

For plain string input do not use XEQ. It is also one of the first calculators with support for alphanumeric strings – but in my opinion this makes the display hard to read.

Especially the possibility to access ROM code made it the preferred toy for “hackers”. One with standard key symbols, one with no labels.

Solved: HPCX manuals – HP Support Community –

German, pages, Unfortunately, my cleaning efforts made things even worse not visible on the picture. Magnetic program card mqnual with 39 unmarked magnetic cards. You can enter a program that starts with a local label. Apparently, only two such modules could be installed.

The graphics display of some of the Pioneer models is much better in this respect. Sheet of small adhesive labels with programming functions. The HPA “X-memory” module increased the extended memory space by registers bytes.

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