RocTec: RM550C
Connects To: Trapdoor Slot (A500/+)

Rev E
Rev E

Rev F
Rev F

Hi Res Version, Rev E - 910 x 720, 133K
Hi Res Version, Rev F - 1056 x 804, 143K
Image showing switch - 496 x 445, 32K

Max Ram: 512K
Ram Type: Soldered DRAM Chips (Rev E), Socketed DRAM Chips (Rev F)
RTC: Yes
Connection: A500/+ Trapdoor Slot

The wires shown in the top right hand corner of the board connect to a switch in external housing which lets the user switch off the memory if required. Largely for compatibility reasons with very old games.

Contributions to this page by:
Eric Bailey, Michael Czajka, Popp Konrad


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