eBay
HP 48GX 128K Graphic Calculator. Calculator and buttons are in very good condition. Works Excellent. The furthest number on the right side will be behind the dark line, but can still be seen. - Instructions manuals and other paperwork in box.
eBay
Tested, Warranted To INSTAL / CHANGE the battery --Battery would sit in the tray facing up(positive up) /SEE PIC 1MB BLANK RAM Card for use with HP 48GX Expandable Graphic Calculators Checking the RAM Card 1--Make sure the write protect switch is in NO position 2--Turn the calculator ON 3--Insert the Ram card in PORT 2 (in port one, you will get a black screen) 4--If the calculator goes OFF, simply turn it back ON with the Ram card in it 5--Ignore Invalid Card Data OR Low Batt (P2) Warning messages 6--Press and hold the ON key, Press the 4th menue key (' D '), Then release both 7--Three vertical line will appear ( You might have to do step6 a few times to get the 3 vertical lines) --Now press the up-arrow key --After a while (hash screen) , you will see the 1st block (128KBytes) on the.
eBay
Tested. Some corrosion on battery terminal but doesn't affect use.
eBay
HP 48G 48G+ 48GX Calculator User's Guide Good used condition, minimal markings, none noticed I have a stack of these in various versions 3 - 8. If you prefer a specific edition please see my other listings. Quick start guide not included. From calculator specialists since 1993. See our other listings.
eBay
eBay
Original HP Calculator case This case was designed by HP for the HP 41CV with a card reader and it fits perfectly the HP 48 series. The 48SX on the photo is just for display ! The sell is for the case, Of course works perfectly with HP 50G
eBay
eBay