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- 08:05, 26 May 2019 diff hist +15 Gameplan Repair →MPU-2 Only - Error In Early Parts Manuals For Switch Matrix Resistors
- 06:16, 22 May 2019 diff hist +944 Gameplan Repair →Switch Matrix
- 06:30, 16 February 2018 diff hist +552 Gottlieb System 3 →Theory of Operation
- 12:51, 25 September 2017 diff hist +3,228 Sega/Stern White Star Repair →Solenoid problems
- 12:44, 25 September 2017 diff hist +48 N File:IO test points.jpg Transistor test points on I/O Power Driver Board current
- 09:28, 25 September 2017 diff hist +691 Sega/Stern White Star Repair →Power Driver Board
- 09:05, 25 September 2017 diff hist +28 N File:IO driver rev G.jpg Stern I/O Power Driver Rev G
- 09:03, 25 September 2017 diff hist 0 File:IO driver rev F.jpg Viperrwk uploaded a new version of "File:IO driver rev F.jpg": Sega/Stern IO Power Driver Rev F current
- 09:02, 25 September 2017 diff hist +48 N File:IO driver rev F.jpg Stern/Sega Whitestar I/O Pwer Driver Board Rev F
- 09:50, 8 September 2017 diff hist +247 m Williams WPC →Failed Electrolytic Capacitor on the MPU
- 09:43, 8 September 2017 diff hist +628 Williams WPC →Failed Electrolytic Capacitor on the MPU
- 15:42, 23 July 2017 diff hist +382 Williams WPC →Muffled Sound and Speech
- 08:18, 7 July 2017 diff hist +540 Gottlieb System 3 →Alphanumeric Displays
- 06:53, 23 February 2017 diff hist +18 Williams System 9 - 11 →Using MOSFETs in the Lamp Matrix Circuitry
- 06:27, 23 February 2017 diff hist +580 Williams System 9 - 11 →Using MOSFETs in the Lamp Matrix Circuitry
- 16:06, 15 February 2017 diff hist -97 Stern S.A.M. System Repair →No Sound
- 16:02, 15 February 2017 diff hist 0 File:PCM1755 U16.jpg Viperrwk uploaded a new version of "File:PCM1755 U16.jpg" current
- 16:00, 15 February 2017 diff hist +122 Stern S.A.M. System Repair →No Sound
- 15:57, 15 February 2017 diff hist +163 N File:PCM1755 U16.jpg PCM1755 D/A Converter at U16 on the S.A.M. board. Failure of this part is often responsible for a complete lack of sound in an otherwise completely working system.
- 15:53, 15 February 2017 diff hist +862 Stern S.A.M. System Repair →Sound problems
- 10:08, 26 January 2017 diff hist +775 Gottlieb System 3 →Auxiliary Sound Boards
- 08:10, 23 January 2017 diff hist +247 Gottlieb System 3 →Switch Matrix
- 08:07, 23 January 2017 diff hist +260 Gottlieb System 3 →Lamp Matrix
- 07:46, 23 January 2017 diff hist +527 Gottlieb System 3 →Sound Problems
- 16:21, 20 January 2017 diff hist +14 m Gottlieb System 3 →No Test ROM
- 10:15, 20 January 2017 diff hist +6,329 Gottlieb System 3 →Sound problems
- 15:26, 3 January 2017 diff hist 0 Gameplan Repair →Switch Matrix
- 15:25, 3 January 2017 diff hist 0 Gameplan Repair →Switch Matrix
- 15:24, 3 January 2017 diff hist 0 File:SS Switch Matrix.jpg Viperrwk uploaded a new version of "File:SS Switch Matrix.jpg": Sharpshooter/Sharp Shooter II Switch Matrix Mapped current
- 10:28, 2 January 2017 diff hist +1 m Gameplan Repair →Switch Matrix
- 10:27, 2 January 2017 diff hist +642 Gameplan Repair →Switch Matrix
- 10:11, 2 January 2017 diff hist +64 N File:SS Switch Matrix.jpg Switches mapped to the matrix for Sharpshooter/Sharp Shooter II.
- 07:25, 12 December 2016 diff hist +5 m Gottlieb System 3 →Dot Matrix Displays
- 07:24, 12 December 2016 diff hist +85 Gottlieb System 3 →Dot Matrix Display Controller Board
- 07:23, 12 December 2016 diff hist +93 Gottlieb System 3 →Power Supplies
- 16:08, 8 December 2016 diff hist +253 Gottlieb System 3 →Sound Boards
- 15:03, 8 December 2016 diff hist +1 Gottlieb System 3 →Sound Boards
- 15:03, 8 December 2016 diff hist +224 Gottlieb System 3 →Sound Boards
- 14:55, 8 December 2016 diff hist +306 Gottlieb System 3 →Sound Boards
- 13:34, 8 December 2016 diff hist +45 Gottlieb System 3 →ROMs
- 12:39, 8 December 2016 diff hist +977 Gottlieb System 3 →ROMs
- 14:30, 6 December 2016 diff hist +1 Gameplan Repair →Architectural Difference From the Bally Switch Matrix
- 14:30, 6 December 2016 diff hist +13 Gameplan Repair →Architectural Difference From the Bally Switch Matrix
- 14:28, 6 December 2016 diff hist -1 Gameplan Repair →Switch Matrix
- 14:28, 6 December 2016 diff hist +450 Gameplan Repair →Switch Matrix
- 14:20, 6 December 2016 diff hist +3,625 Gameplan Repair →Switch Matrix
- 14:17, 6 December 2016 diff hist -3,886 Gameplan Repair →Difference From Bally Switch Matrix
- 14:16, 6 December 2016 diff hist -3 Gameplan Repair →Difference From Bally Switch Matrix
- 14:15, 6 December 2016 diff hist +6,237 Gameplan Repair →Switch Matrix
- 12:10, 6 June 2016 diff hist +8 Williams WPC →Failed Electrolytic Capacitor on the MPU
