Stern Scramble - two board version All parts are 2716 or 2516 (but NOT TMS2716) CPU board loc cksm --- ---- 5c ec0a 5d 5ff0 5e 78c4 Video board loc cksm --- ---- 2c b5ac 2e a15f 2f 7a31 2h c656 2j dc5a 2l f649 2m 1207 2p f854 5f 5a24 5h c375