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Dr. Halo  |  1990-11-29  |  17KB  |  720x348  |  1-bit (2 colors)
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OCR: DATA LINES DATA LINES 72 PIN CONN ADDRESS ( CONT . ) 43256 43256 LINES ADDRESS PROGRAM RAM CONTROL CHARACTER RAM CNTRL V or H DIP SWS TO CARD 5V IN4005 14 STATIC RAM GAME CARTRIDGE 2 1. 1KR PREPPING NINTENDO CART FOR MOD: 7404 1 72 PIN 1) REMOVE SOLDER BRIDGE (V OR H) TO CE 22. NINTENDO 1.1KÑ 2) REMOVE BOTH ROMS AND REPLACE W/STATIC CARD EDGE 5 RAMS W THE FOLLOWING PINS PULLED UP: CONNECTOR CHR RAM - 20,27 PRG RAM - 1,20,27 LEN 3904 IN4005 2 E 3) SCRIBE A BREAK IN 5V CIRCUIT PATH RIGHT 3 VOLT ABOVE CIC CHIP. JUMPER WITH 1N4005. LITHIUM 4) JUMPER WE PINS ON CHR RAM PIN 27 TO CARD 2KR 2002 BATTERY EDGE 19 AND PRG 27 TO C EDGE 15. JUMPER PIN 1 ON PRG RAM TO HOLE NORMALLY FOR #27. GND 72