How Do You Make A Frankenstein 89 Graphing Calculator From A Ti 83 & Ti 89?
• TI83 Obtain a Texas Instruments TI-89 and TI-83 graphing calculators. • Disassemble both calculators by using a Torx screwdriver. • Take a Dremel tool (or manual file), and file down the 3 tabs in the case of the TI-83, where the TI-83’s LCD display was held in position. • As you have seen the hardware layout is a little bit different for each calculator. The previous step allows for the TI-89 into the TI-83 case. Fitting the TI-83 into a TI-89 case takes a little more work. Carefully, hold the calculator along with the LCD display to file the edges off. Be careful! This is a delicate process, so do not rush! Perhaps using masking tape will allow for strength so no connections are broken during this process. • Fit the calculator guts back into their new shell. Swapping the pad from behind the LCD allows for a snugger fit in the Frankenstein-89. But will make the swapped 83’s LCD move around, find some padding for a temporary replacement, and try a little non-hardening, clear-silicone
