REQUESTS

2441 topics in this forum

1. MPU4 Manual and Diagram

   By wirralbret, August 17, 2007
   • 21 replies
   • 2.4k views
   • 
   • CanonMan
   • September 4, 2007

2. Mpu4 mod 2 repair or replace

   By mark 24, April 29, 2020
   • 2 replies
   • 721 views
   • 
   • mark 24
   • April 29, 2020

3. MPU4 MOD 2 WANTED

   By dazza2471, April 21, 2015
   • 5 replies
   • 815 views
   • 
   • CanonMan
   • April 22, 2015

4. Mpu4 mod2

   By Swago, January 15, 2024
   • 1 reply
   • 37.7k views
   • 
   • Phil1974
   • January 15, 2024

5. MPU4 Mod4 Battery Problem

   By LaRie, July 24, 2012   

   • MPU4
   • Battery
   • (and 2 more)

     Tagged with:

     • MPU4
     • Battery
     • Corrosion
     • Expert
   • 11 replies
   • 2k views
   • 
   • stevelancett
   • July 24, 2012

6. mpu4 mod4 board required please

   By rfnutta79, October 3, 2014   

   • barcrest
   • mpu4
   • (and 1 more)

     Tagged with:

     • barcrest
     • mpu4
     • mod4
   • 5 replies
   • 1.6k views
   • 
   • rfnutta79
   • October 4, 2014

7. mpu4 mux board and mpu?

   By twarr, November 13, 2019
   • 0 replies
   • 710 views
   • 
   • twarr
   • November 13, 2019

8. MPU4 PDF for circuit board wanted please

   By Nicko, November 7, 2019
   • 2 replies
   • 779 views
   • 
   • Nicko
   • November 8, 2019

9. MPU4 Pot Luck (Pot LED)

   By booze.net, June 13, 2012
   • 15 replies
   • 1.7k views
   • 
   • cyberbob
   • June 17, 2012

10. MPU4 power supply + display

    By smccullie, July 15, 2012
    • 8 replies
    • 1.3k views
    • 
    • VINNY130172
    • July 22, 2012

11. Mpu4 power supply fuse holder

    By dazza2471, June 18, 2025
    • 3 replies
    • 429 views
    • 
    • dazza2471
    • June 19, 2025

12. MPU4 Program Card

    By JohnS, September 10, 2013
    • 12 replies
    • 1.2k views
    • 
    • Player
    • September 15, 2013

13. Mpu4 program card

    By dazza2471, June 29, 2025
    • 9 replies
    • 750 views
    • 
    • dazza2471
    • July 2, 2025

14. MPU4 program module needed

    By paulgee, August 17, 2010
    • 5 replies
    • 1k views
    • 
    • paulgee
    • August 25, 2010

15. mpu4 psu capacitors

    By sulzerned, July 24, 2012
    • 5 replies
    • 1.3k views
    • 
    • sulzerned
    • July 24, 2012

16. MPU4 PSU FUSES 1 2

    By booze.net, January 26, 2011
    • 31 replies
    • 5k views
    • 
    • dr slots
    • January 31, 2011

17. MPU4 PSU Repair

    By Richy20, February 9, 2015
    • 23 replies
    • 2.2k views
    • 
    • sulzerned
    • February 17, 2015

18. MPU4 reel board diodes

    By midibob, March 14, 2021
    • 6 replies
    • 1k views
    • 
    • midibob
    • March 14, 2021

19. MPU4 Reel c alarm

    By carl30.1, June 19, 2012
    • 3 replies
    • 1.2k views
    • 
    • crackpot60
    • June 22, 2012

20. MPU4 Rol-A-Top ROM

    By booze.net, June 21, 2024
    • 24 replies
    • 21.6k views
    • 
    • Geddy
    • July 30, 2025

21. MPU4 rom cart circuit diagram 1 2

    By launton, November 8, 2010
    • 38 replies
    • 7.8k views
    • 
    • Amot
    • October 16, 2020

22. MPU4 ROM HACKING

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

23. MPU4 ROMS

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

24. MPU4 Schematics

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

25. MPU4 service manual

    By MrMadness, August 23, 2017
    • 3 replies
    • 1k views
    • 
    • sulzerned
    • September 26, 2017