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- 09:48, 17 December 2018 diff hist +442 Williams WPC →Failed Voltage Regulator: Added note regarding EZ-SBC PSU5
- 19:12, 15 October 2018 diff hist +282 Williams System 9 - 11 →Isolating the CPU Sound from the Speech Board
- 19:06, 15 October 2018 diff hist 0 N File:System9JumperTemporary.jpg current
- 19:00, 15 October 2018 diff hist 0 File:WMS D-12238 Jokerz Sound.jpg Chibler uploaded a new version of "File:WMS D-12238 Jokerz Sound.jpg" current
- 14:39, 10 October 2018 diff hist +450 Bally/Stern →SB-100 Sound Board: Bench connections for the SB-100
- 23:37, 9 October 2018 diff hist 0 N File:SB-100BenchTestConnections.jpg current
- 16:30, 8 October 2018 diff hist +58 Williams WPC →The "Replace BR2 and C5 Mantra": added definition link
- 21:22, 6 October 2018 diff hist -75 White Water current
- 21:21, 6 October 2018 diff hist +353 White Water →Game-Specific Issues
- 21:13, 6 October 2018 diff hist -58 White Water →WPC Specific Issues
- 21:13, 6 October 2018 diff hist -9 White Water
- 21:11, 6 October 2018 diff hist +51 White Water →Game-Specific Issues: Cleaned up missing links
- 21:06, 6 October 2018 diff hist 0 N File:WH2OBackSpinFix.jpg current
- 11:21, 30 September 2018 diff hist +305 Williams System 9 - 11 →MPU Driver Boards: Added hi-res image for later System 11 (nothing) mpu
- 11:15, 30 September 2018 diff hist 0 N File:System11NothingLater.jpg current
- 21:45, 10 September 2018 diff hist +570 Bally/Stern →Powering up the first time
- 21:41, 10 September 2018 diff hist 0 N File:RottenDogTL783.jpg current
- 19:40, 9 September 2018 diff hist +399 Data East/Sega →Shorted 5V Circuit
- 19:38, 9 September 2018 diff hist 0 N File:DESoundC62Short.jpg current
- 19:32, 9 September 2018 diff hist +30 Data East/Sega →Missing or Broken Pins on the MPU-to-Sound Connector
- 22:50, 31 August 2018 diff hist -18 Williams WPC →WPC Dot Matrix Controller board: Updated link to DMD article (Charter no longer allows personal pages)
- 22:48, 31 August 2018 diff hist +35 Williams WPC →WPC Dot Matrix Controller board
- 22:45, 31 August 2018 diff hist +140 m Williams WPC →WPC Dot Matrix Controller board
- 19:44, 23 August 2018 diff hist +6 Williams WPC →Page Errors
- 19:44, 23 August 2018 diff hist +6 m Williams WPC →Failed RAM
- 19:43, 23 August 2018 diff hist +116 Williams WPC →Failed RAM
- 12:27, 17 August 2018 diff hist +426 Williams WPC →Switch Matrix Problems
- 12:25, 17 August 2018 diff hist -569 Williams WPC →Traditional Test Using a Jumper
- 12:23, 17 August 2018 diff hist -46 Williams WPC →Traditional Test Using a Jumper
- 12:22, 17 August 2018 diff hist +11 Williams WPC →Traditional Test Using a Jumper
- 12:19, 17 August 2018 diff hist +10 Williams WPC →Traditional Test Using a Jumper
- 12:17, 17 August 2018 diff hist -16 Williams WPC →Traditional Test Using a Jumper
- 12:16, 17 August 2018 diff hist +8 Williams WPC →Traditional Test Using a Jumper
- 12:15, 17 August 2018 diff hist -244 Williams WPC →Traditional Test Using a Jumper
- 12:12, 17 August 2018 diff hist +461 Williams WPC →Controlled Lamp Operational Description
- 11:59, 17 August 2018 diff hist +61 Williams WPC →Controlled Lamp Operational Description
- 11:54, 17 August 2018 diff hist +90 Williams WPC →Traditional Test Using a Jumper: Adde switch matrix test animated gifs from Sascha Voskuil
- 11:51, 17 August 2018 diff hist +756 Williams WPC →Further MPU Circuitry Diagnosis
- 11:42, 17 August 2018 diff hist +376 Williams WPC →WPC CPU
- 11:40, 17 August 2018 diff hist 0 N File:LampMatrixGeneralTesting.gif current
- 11:39, 17 August 2018 diff hist 0 N File:LampMatrixColumn4Shorted.gif current
- 11:39, 17 August 2018 diff hist 0 N File:LampMatrixColumn4Inop.gif current
- 11:37, 17 August 2018 diff hist 0 N File:Switch matrix test COLs1-8 with ROW1.gif current
- 11:36, 17 August 2018 diff hist 0 N File:Switch matrix test ROWs1-8 with COL1.gif current
- 11:34, 17 August 2018 diff hist 0 N File:WPC89 CPU solder-side ZAZ FEB2017.PNG current
- 11:34, 17 August 2018 diff hist 0 N File:WPC89 CPU compnt-side ZAZ FEB2017-10.jpg current
- 11:12, 17 August 2018 diff hist +308 Williams WPC →WPC ASIC Pinout
- 11:12, 17 August 2018 diff hist 0 N File:ASICPinOutSmall.jpg current
- 11:10, 17 August 2018 diff hist 0 N File:ASICPinOut.pdf current
- 14:59, 11 August 2018 diff hist +199 Gottlieb System 80 →Enabling Free Play
