Ti 92 Plus Module. B000QA46DG Ti 89 Ti 92 Plus Guidebook. The 92-SC rack mounted receiver configuration is based on the Model 90-6R pre-programmable transceiver module.
Details about B000PBQ4JA TI-92 Plus Module by Texas Instuments Paperback. I do know that there is an Exec string that makes it reboot in TI-92 mode until the next reset which I tested back when I had the calculator available but I never tried removing the module. Zoom Math will also run on the TI-83 Plus but Zoom Math is a slow app on any calculator and its twice as slow on the TI-83 Plus.
The TI-92 Plus is an upgrade from the straight TI-92.
I do know that there is an Exec string that makes it reboot in TI-92 mode until the next reset which I tested back when I had the calculator available but I never tried removing the module. The contrast was improved and it has more memory. TI-92 Plus Module with Advanced Mathematics Software. Jan 29 2021 I own a TI-92 with soldered ROM.