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- 02:14, 26 May 2019 diff hist -1 m Gottlieb System 3 →NVRAM Installation
- 12:00, 23 March 2019 diff hist +981 Gottlieb System 80 →Sounds Only Board: Added info on System 80 Hulk prototype sound board
- 21:28, 16 October 2016 diff hist +2 Talk:Main Page
- 20:11, 1 September 2016 diff hist +34 Gottlieb System 1 →Speakers
- 23:19, 17 August 2016 diff hist +145 Williams WPC →WPC 10 Opto Board (A-15430, A-18159, A-20246)
- 23:37, 26 May 2016 diff hist +141 Williams WPC →WPC Fuse Table
- 23:32, 26 May 2016 diff hist 0 N File:WPCFuseList.jpg current
- 09:35, 17 April 2016 diff hist +4 m Williams WPC →Double Flipper Opto Switch Board (A-15894)
- 09:33, 17 April 2016 diff hist +219 Williams WPC →Bi-Directional Motor Board (A-15680)
- 01:22, 17 April 2016 diff hist +61 Williams WPC →Bi-Directional Motor Board (A-15680)
- 20:10, 18 March 2016 diff hist 0 N File:IllustratedT2DiodeTieback.jpg current
- 20:09, 18 March 2016 diff hist 0 N File:SimplifiedIllustratedTiebackDiode.jpg current
- 20:08, 18 March 2016 diff hist 0 N File:IllustratedDiodeTiebackSTTNG.jpg current
- 18:55, 18 March 2016 diff hist +1 Sega/Stern White Star Repair →General Switch Matrix Testing
- 06:07, 13 March 2016 diff hist +48 Williams WPC →Blown / Failing Q20 Transistor on the Driver Board and the Diode Tieback
- 18:48, 3 March 2016 diff hist +49 Bally/Stern →Squawk & Talk Jumper Settings
- 18:45, 3 March 2016 diff hist -4 Bally/Stern →Squawk & Talk Jumper Settings: Updated Elektra jumper spec
- 19:02, 6 February 2016 diff hist +6 m Gottlieb System 80 →Sound "Locks Up" after certain switch closures: cleanup
- 19:02, 23 January 2016 diff hist +306 Data East/Sega →Low or Missing 5VDC
- 18:57, 23 January 2016 diff hist +204 Data East/Sega →Low or Missing 5VDC
- 18:55, 23 January 2016 diff hist +241 Data East/Sega →Low 5VDC and game resets: clean up
- 18:45, 23 January 2016 diff hist +90 Data East/Sega →Low 5VDC and game resets
- 18:40, 23 January 2016 diff hist +3 Data East/Sega →Similarity to the Williams System 11 Power Supply
- 18:39, 23 January 2016 diff hist -37 Data East/Sega →Similarity to the Williams System 11 Power Supply
- 18:38, 23 January 2016 diff hist +6 Data East/Sega →Similarity to the Williams System 11 Power Supply
- 22:21, 12 January 2016 diff hist 0 m Gottlieb System 1 →Installing a Coin Cell Battery
- 13:06, 27 December 2015 diff hist +40 Williams System 9 - 11 →Replacement power supply: Sausage finger cleanup
- 15:27, 26 December 2015 diff hist +57 Williams WPC →General Illumination Problems: added detail
- 22:17, 23 December 2015 diff hist 0 Williams WPC →Failed TIP-36c: spelling
- 20:04, 20 December 2015 diff hist +526 Williams WPC →Failed RAM: use the buttons for speed
- 09:55, 5 December 2015 diff hist +24 Data East/Sega →Burning Dual ROMs into a Single 5C ROM: your micro aggression is in evidence! :-)
- 22:23, 23 November 2015 diff hist +137 Bally/Stern →AS-2518-32 & AS-2518-50 Sound Board Troubleshooting: yet another cracked solder joint pic
- 20:28, 1 August 2015 diff hist +165 Williams System 9 - 11 →System 9 Games: Added reason for code 7
- 20:24, 1 August 2015 diff hist 0 Data East/Sega →System 11 CPU Board LED Flash Sequence at Boot Up When Working Properly: Correct copy/paste error
- 20:24, 1 August 2015 diff hist -85 Data East/Sega →System 9 CPU Board 7-Segment LED Codes at Boot Up When Working Properly
- 20:23, 1 August 2015 diff hist +91 Data East/Sega →CPU Board LED Flash Sequence at Boot Up When Working Properly
- 18:56, 1 August 2015 diff hist 0 Williams System 9 - 11 →MPU Driver Boards
- 18:56, 1 August 2015 diff hist +403 Williams System 9 - 11 →MPU Driver Boards: Added note about System 9 inductor removal
- 18:50, 1 August 2015 diff hist +210 Williams System 9 - 11 →An Alternative to Rebuilding the Reset Circuit (System 9): Finishing touches...
- 18:43, 1 August 2015 diff hist +1 Williams System 9 - 11 →An Alternative to Rebuilding the Reset Circuit (System 9): Numbering gets "honked up" with pics inline...Argh...
- 18:43, 1 August 2015 diff hist +1,280 Williams System 9 - 11 →An Alternative to Rebuilding the Reset Circuit (All versions of System 11): Added System 9 analog for System 11 reset generator alternative--Nice work Jim!
- 18:30, 1 August 2015 diff hist +510 Data East/Sega →Power Supply Issues: Added DE Power Selection Connector info
- 18:24, 1 August 2015 diff hist +634 Gottlieb System 3 →Power Jumpers: Added closeup of power jumper, coverted to gallery
- 16:20, 8 May 2015 diff hist +69 Williams System 3 - 7 →Quick Start: Repairing a Williams System 3-7 MPU: Added WMS 3-7 QuickStart
- 16:03, 8 May 2015 diff hist +2,285 Williams System 3 - 7 →Problems and Fixes
- 15:54, 8 May 2015 diff hist +1 Williams System 3 - 7 →Relocating the batteries away from the MPU board
- 17:38, 5 May 2015 diff hist 0 Stern S.A.M. System Repair →The S.A.M. Board Set
- 17:37, 5 May 2015 diff hist 0 Stern S.A.M. System Repair →SAM CPU / Sound Board
- 17:35, 5 May 2015 diff hist +260 Stern S.A.M. System Repair →The S.A.M. Board Set
- 17:32, 5 May 2015 diff hist +4 m Stern S.A.M. System Repair →SAM I/O Power Driver Board
