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41CV overlay for HP 48 (48S, 48SX, 48G, 48GX) calculators. This is a reproduction of HP Catalog number HP 82210A. We have white, transparent, Survey GX, Survey Pro, and SMI Surveying overlays. We can reproduce any other overlay that you desire as well.
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eBay
TDS 48GX Survey Pro overlay for HP 48 (48S, 48SX, 48G, 48GX) calculators. We have white, transparent, Survey GX, Survey Pro, and SMI Surveying overlays.
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Letter format, 660 pages.
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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.
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They have been tested to confirm they work. Images included of cards working in a 48GX, however calculator is NOT included.
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eBay