Williams Pinball CPU Tester Edward Cheung [email protected] rev. date: 8/15/2015 (change history on last page) Page 1 of 64 Page 2 of 64 1 Introduction .................................................................................................................................... 5 1.1 Parts List ................................................................................................................................. 6 2 Initial Checkout and use ................................................................................................................. 7 2.1 Switch Matrix Test Section .................................................................................................... 7 2.2 Lamp Matrix Display ............................................................................................................. 8 2.3 Special Switches ..................................................................................................................... 9 2.4 Solenoid Indicator bank ........................................................................................................ 10 2.5 Score display ........................................................................................................................ 10 2.6 DVM and Mini-scope functions ........................................................................................... 11 2.7 Connectors ............................................................................................................................ 12 3 System 3 ....................................................................................................................................... 14 3.1 Interconnect Harness ............................................................................................................ 14 3.2 Troubleshooting procedure ................................................................................................... 14 3.2.1 Connection to the Tester ................................................................................................... 14 3.2.2 General Hookup................................................................................................................ 15 3.2.3 Power Hookup .................................................................................................................. 15 3.2.4 CPU Core.......................................................................................................................... 15 3.2.5 IO Peripherals ................................................................................................................... 16 4 System 4 ....................................................................................................................................... 19 4.1 Interconnect Harness ............................................................................................................ 19 4.2 Troubleshooting procedure ................................................................................................... 19 4.2.1 Connection to the Tester ................................................................................................... 19 4.2.2 General Hookup................................................................................................................ 19 4.2.3 Power Hookup .................................................................................................................. 19 4.2.4 CPU Core.......................................................................................................................... 20 4.2.5 IO Peripherals ................................................................................................................... 20 5 System 5 ....................................................................................................................................... 22 6 System 6 ....................................................................................................................................... 23 6.1 Interconnect Harness ............................................................................................................ 23 6.2 Troubleshooting procedure ................................................................................................... 25 6.2.1 Connection to the Tester ................................................................................................... 25 6.2.2 General Hookup................................................................................................................ 25 6.2.3 Power Hookup .................................................................................................................. 25 6.2.4 CPU Core.......................................................................................................................... 26 6.2.5 IO Peripherals ................................................................................................................... 26 7 System 7 ....................................................................................................................................... 29 7.1 Interconnect Harness ............................................................................................................ 29 7.2 Troubleshooting procedure ................................................................................................... 30 7.2.1 Connection to the Tester ................................................................................................... 30 7.2.2 General Hookup................................................................................................................ 30 7.2.3 Power Hookup .................................................................................................................. 30 7.2.4 CPU Core and Peripherals ................................................................................................ 30 8 System 8 ....................................................................................................................................... 32 8.1 Interconnect harness ............................................................................................................. 32 8.2 Troubleshooting procedure ................................................................................................... 32 8.2.1 Connection to the Tester ................................................................................................... 32 Page 3 of 64 8.2.2 General Hookup................................................................................................................ 32 8.2.3 Power Hookup .................................................................................................................. 32 8.2.4 CPU Core.......................................................................................................................... 32 8.2.5 IO Peripherals ................................................................................................................... 33 9 System 9 ....................................................................................................................................... 34 9.1 Interconnect Harness ............................................................................................................ 34 9.2 Troubleshooting procedure ................................................................................................... 36 9.2.1 Connection to the Tester ................................................................................................... 36 9.2.2 General Hookup................................................................................................................ 36 9.2.3 Power Hookup .................................................................................................................. 36 9.2.4 CPU Core.......................................................................................................................... 36 9.2.5 IO Peripherals ................................................................................................................... 37 9.3 Testing Tips .......................................................................................................................... 40 10 System 10 ..................................................................................................................................... 42 11 System 11 ..................................................................................................................................... 43 11.1 Interconnect Harness ............................................................................................................ 44 11.2 Troubleshooting procedure ................................................................................................... 45 11.2.1 Connection to the Tester ............................................................................................... 45 11.2.2 General Hookup............................................................................................................ 45 11.2.3 Power and Display Hookup .......................................................................................... 45 11.2.4 Testing the board .......................................................................................................... 46 12 DataEast/Saga ............................................................................................................................... 49 13 Appendix A. Board