REQUESTS

2448 topics in this forum

1. MPU4 Rol-A-Top ROM

   By booze.net, June 21, 2024
   • 24 replies
   • 21.7k views
   • 
   • Geddy
   • July 30, 2025

2. MPU4 rom cart circuit diagram 1 2

   By launton, November 8, 2010
   • 38 replies
   • 7.9k views
   • 
   • Amot
   • October 16, 2020

3. MPU4 ROM HACKING

   By orchid, October 13, 2009
   • 12 replies
   • 1.7k views
   • 
   • orchid
   • October 17, 2009

4. MPU4 ROMS

   By booze.net, July 23, 2010
   • 3 replies
   • 757 views
   • 
   • booze.net
   • August 7, 2010

5. MPU4 Schematics

   By superbank, April 24, 2020
   • 12 replies
   • 1.4k views
   • 
   • MakinTrix21
   • May 1, 2020

6. MPU4 service manual

   By MrMadness, August 23, 2017
   • 3 replies
   • 1.1k views
   • 
   • sulzerned
   • September 26, 2017

7. MPU4 Sound Chip

   By sam20sam, August 4, 2011
   • 1 reply
   • 792 views
   • 
   • Bobbidoo
   • August 4, 2011

8. MPU4 Sound Chip AY 3 8912 A

   By sam20sam, March 11, 2012
   • 16 replies
   • 1.5k views
   • 
   • bigtime2u
   • March 18, 2012

9. MPU4 Test Jig Software 1 2

   By Homer_1209, May 28, 2019
   • 45 replies
   • 3.7k views
   • 
   • Homer_1209
   • June 6, 2019

10. MPU4 test rig manual 1 2

    By midibob, November 7, 2017
    • 27 replies
    • 3k views
    • 
    • riche100
    • May 22, 2019

11. MPU4 Test Rig Pictures.

    By Guitar, October 20, 2014
    • 0 replies
    • 770 views
    • 
    • Guitar
    • October 20, 2014

12. MPU4 Testing and Repair

    By dazza2471, September 3, 2020
    • 8 replies
    • 1.2k views
    • 
    • Spicerboy
    • December 10, 2020

13. mpu4 to mpu3 alpha wiring 1 2

    By roger821, May 8, 2013
    • 28 replies
    • 1.9k views
    • 
    • borgred
    • May 9, 2013

14. Mpu4 to Mpu3 Reels

    By stevelancett, June 7, 2017
    • 3 replies
    • 947 views
    • 
    • netdent
    • June 8, 2017

15. Mpu4 top gears roms

    By sulzerned, September 19, 2023
    • 7 replies
    • 21.7k views
    • 
    • sulzerned
    • September 20, 2023

16. mpu4 transformer

    By crackpot60, August 18, 2012
    • 24 replies
    • 1.9k views
    • 
    • borgred
    • August 19, 2012

17. MPU4 tube and slide problem

    By RichardD, July 18, 2012
    • 13 replies
    • 1.7k views
    • 
    • coral
    • August 29, 2012

18. MPU4 used a dot matrix?

    By El Condor, August 9, 2007
    • 1 reply
    • 887 views
    • 
    • FruitSim
    • August 9, 2007

19. MPU4 VIDEO BOARD(S)

    By orchid, May 29, 2010
    • 1 reply
    • 718 views
    • 
    • VINNY130172
    • May 29, 2010

20. MPU4 Video ROM's & Sound

    By Guest Tabo, January 8, 2006
    • 7 replies
    • 1.4k views
    • 
    • OldMan
    • January 15, 2006

21. MPU4 VIDEO SCHEMATICS WANTED

    By iamjimmi, May 22, 2021
    • 2 replies
    • 774 views
    • 
    • iamjimmi
    • May 23, 2021

22. mpu4.

    By Duffy, December 14, 2021
    • 1 reply
    • 764 views
    • 
    • Fruity maddness 88
    • January 16, 2022

23. Mpu4/mod 4 coin mech loom

    By MattyL, January 10, 2020
    • 21 replies
    • 2k views
    • 
    • MattyL
    • January 12, 2020

24. MPU5 - Barcrest "Cock a Doodle Dough" machine specific manual required

    By kimberz55, October 31, 2014
    • 2 replies
    • 871 views
    • 
    • steelfix1
    • October 31, 2014

25. MPU5 - Later machine PIC code

    By orchid, August 8, 2017
    • 17 replies
    • 1.7k views
    • 
    • Wizard
    • October 1, 2017