TRON, Midway 1982 ----------------- There is a Filter Assembly and 5 boards not including the Angle Encoder Board (2 of them if it's a cocktail): Power Supply, Dual Amp, Video Gen, CPU, and Sound I/O (actually, I believe it's labeled SUPER Sound I/O. Can you say `WOW!'?). The only boards you'll actually need to play the game are the Video Gen, CPU, and Sound I/O and these are actually attached in a three board sandwich. You'll need to make a conversion harness and find a way to amp the sound, though. ======================================= VIDEO GEN BOARD (A084-90908-A968) ======================================= This board has no connectors that go outside of the 3 board sandwich. It only has a couple of connectors for those 2 thin ribbon cables which run to the CPU Board. ======================================= CPU BOARD (A084-91399-A968) ======================================= This board has 5 connectors for those thin ribbon cables. 2 go to the Video Gen Board and 3 go to the SUPER Sound I/O Board. Outside of that is: J1 - 20 pin (GOES TO J4 POWER SUPPLY) 2 - +5v 3 - +5v 4 - +5v 6 - GND 7 - GND 10 - GND 17 - RESET 16 - V.BATT 18 - +12v 20 - A.GND 15 - KEY (2 WIRES GO TO J5 POWER SUPPLY) 5 - +5v 14 - GND ---------------------------------------- J2 - 9 pin (MONITOR) 1 - RED 2 - GND 3 - GREEN 4 - GND 5 - BLUE 6 - GND 7 - KEY 8 - /HBLNK 9 - /VBLNK ========================================== SOUND I/O BOARD (A084-90009-A968) ========================================== J3 - 9 pin (TO 1K VOLUME CONTROL) 1 RVR ------\ TO 1K VOLUME CONTROL 2 RVS ------| " " (center tap) 3 RV12 ------/ " " 4 - KEY (4 WIRES GO TO J1:2,3,6 ON THE DUAL AMP BOARD) 6 - RIGHT SHIELD 7 - RIGHT AUDIO 8 - LEFT SHIELD 9 - LEFT AUDIO ------------------------------------------ J4 - 19 pin 1 - COIN 1 2 - COIN 2 3 - PLAYER 1 START 4 - PLAYER 2 START 5 - PLAYER 1 FIRE 6 - TILT 7 - SERVICE 8 - TEST 9 - COMMON (J4:3-5,7; J5:1-8; J6:9) 14 - KEY 19 - COMMON (J4:1,2,6,8) (7 WIRES GO TO 10-4 ON THE PLAYER ONE ANGLE ENCODER BOARD) 10 - D0 11 - D1 12 - D2 13 - D3 15 - D4 16 - D5 17 - D6 ------------------------------------------- J5 - 23 pin (9 WIRES GROUNDED BY J4:9) 1 - PLAYER 1 LEFT 2 - PLAYER 1 RIGHT 3 - PLAYER 1 UP 4 - PLAYER 1 DOWN 5 - PLAYER 2 LEFT 6 - PLAYER 2 RIGHT 7 - PLAYER 2 UP 8 - PLAYER 2 DOWN 19 - KEY (2 WIRES GO TO J5 POWER SUPPLY) 20 - COIN METER RETURN GOES TO CONN 5 PIN 10 ON POWER SUPPLY 21 - COIN METER UNREG+5 GOES TO CONN 5 PIN 1 ON POWER SUPPLY ------------------------------------------- J6 - 10 pin (ONLY USED FOR A COCKTAIL VERSION) 8 - KEY (7 WIRES GO TO 10-4 ON THE PLAYER TWO ANGLE ENCODER BOARD) 1 - D0 2 - D1 3 - D2 4 - D3 5 - D4 6 - D5 7 - D6 (1 WIRE GROUNDED BY J4:9) 9 - PLAYER 2 FIRE ============================================ DUAL AMP BOARD (A082-90910-0000) ============================================ J1 - 8 Pin 4 - KEY (3 WIRES GO TO J3 CPU BOARD) 2 - RIGHT AUDIO 3 - SHIELD (also called STRAND) 6 - LEFT AUDIO (2 WIRES GO TO J5 POWER SUPPLY) 5 - AUDIO RETURN 8 - AUDIO -------------------------------------------- J2 - 6 Pin 3 - KEY (2 WIRES GO TO LEFT SPEAKER) 4 - + (PLUS) 6 - - (MINUS) (2 WIRES GO TO LEFT SPEAKER) 1 - + (PLUS) 2 - - (MINUS) =========================================== ANGLE ENCODER BOARD (A082-91418-D000) =========================================== 13 Pin 11 - KEY (3 WIRES GO TO J5 POWER SUPPLY) 1 - +12v 2 - GND 13 - +5v (7 WIRES GO TO J4:10-13,15-17 (J6:1-7 FOR PLAYER 2)) 10 - D0 9 - D1 8 - D2 7 - D3 6 - D4 5 - D5 4 - D6 =========================================== POWER SUPPLY BOARD (A082-90412-8000) =========================================== J3 - 9 Pin (GOES TO FILTER ASSEMBLY) 2 - 8v COM 3 - 8v COM 4 - 8v UNREG 5 - 12v COM 6 - 15v UNREG 7 - 5v COM 8 - 8v UNREG 9 - 12v COM ------------------------------------------ J4 - 15 Pin (GOES TO J1 CPU) 1 - V.BATT 3 - +5v 4 - A.GND 5 - +5v 6 - +5v 8 - GND 9 - GND 10 - GND 12 - +12v 15 - RESET ------------------------------------------- J5 - 15 Pin (2 WIRES GO TO J1 CPU) 2 - +5v 5 - GND (2 WIRES GO TO J5 SUPER SOUND I/O) 1 - COIN METER UNREG+5 10 - COIN METER RETURN (3 WIRES GO TO THE ANGLE ENCODER BOARD(S)S) 3 - GND 4 - +5v 9 - +12v (2 WIRES GO TO J1 DUAL AMP) 13 - AUDIO 15 - AUDIO RETURN (2 WIRES GO TO COIN DOOR & DISPLAY LIGHTS) 11 - RETURN FROM LIGHTS (GND?) 14 - +12v ------------------------------------------ J6 - 3 Pin (GOES TO MT-93 XFORMER) 2 - ??? (is it center tap?) 3 - 12v (VIA 2 AMP SLO BLO FUSE) ============================================ FILTER ASSEMBLY (A945-00002-0000) ============================================ INPUT - 9 Pin (FROM MT-96 XFORMER) 1 - 8v (AC?) 2 - CENTER TAP 8v? 3 - 8v (AC?) 4 - CENTER TAP 15v? 5 - CENTER TAP 8v? 6 - CENTER TAP 15v? 7 - 15v (AC?) 8 - GND? 9 - 15v (AC?) ------------------------------------------ OUTPUT - 8 Connections (TO POWER SUPPLY) (THEY ARE UNNUMBERED IN THE SCHEMATICS. SEE THE POWER SUPPLY BOARD SECTION FOR WHAT IT NEEDS) ------------------------------------------------------------------------------- OPTION SWITCH SETTINGS ------------------------------------------------------------------------------- ------------------------------------------------------------------------------- /////////// SWITCH NO. 1 - AT B3 - LOCATED ON SOUND I/O P.C. BOARD //////////// ------------------------------------------------------------------------------- | SW#1 SW#2 SW#3 SW#4 SW#5 SW#6 SW#7 SW#8 SW#9 SW#10 |--------------------------------------------------- 2 COIN METERS | ON NOT NOT NOT NOT NOT NOT 1 COIN METER | OFF USED USED USED USED USED USED ---------------------------|--------------------------------------------------- MINI / UPRIGHT | ON COCKTAIL TABLE | OFF ---------------------------|--------------------------------------------------- BUY IN ALLOWED | ON NO BUY IN | OFF ---------------------------|--------------------------------------------------- FREEZE VIDEO | ON NORMAL OPERATION | OFF ------------------------------------------------------------------------------- ------------------------------------------------------------------------------- /////////// SWITCH NO. 3 - AT D14 - LOCATED ON SOUND I/O P.C. BOARD /////////// ------------------------------------------------------------------------------- ------------------------------------------------------------------------------- | SW#1 **SW#2 **SW#3 **SW#4 |--------------------------- NORMAL OPERATION | OFF SOUND I/O DIAGNOSTIC MODE | ON -----------------------------|------------------------------------------------- NORMAL OPERATION | OFF RAM/ROM TEST | ON INDICATES TEST RESULTS VIA | YELLOW L E D ON SOUND I/O | BOARD: FAST FLASH = BAD ROM | SLOW FLASH = BAD RAM | -----------------------------|------------------------------------------------- NORMAL OPERATION | OFF OSCILLATOR TEST | ON -----------------------------|------------------------------------------------- NORMAL OPERATION | OFF FILTER TEST | ON ------------------------------------------------------------------------------- ** NO EFFECT IF SW#1 OR SWITCH NO. 3 IS IN THE "OFF" POSITION. THE REMAINDER OR TRON'S MOST COMMON OPTION SETTINGS ARE CONDUCTED DURING THE MACHINE SETUP PORTION OF THE SELF-TEST MODE. SIMPLY FOLLOW THE ON-SCREEN INSTRUCTIONS TO MAKE ANY ADJUSTMENTS YOU FEEL ARE NECESSARY.