Wpc schematic power driver board

Wpc schematic manual may 1993 marco specialties pinball parts. High speed ii black rose fish tales doctor who creature from the black lagoon white water bram stokers dracula twilight zone made sure your game has fliptronic ii sound board. Original board still seen some out there that are nos vs. Repairing williamsbally wpc pinball games from 1990 to 1999. Dot matrix controller board schematic babcock display. Browse over 30,000 instock pinball parts at marco specialties. System 3 through 6 driver board assembly drawing pdf low resolution, approx 1 meg.

There are three different types of power driver boards, type numbers are, a126971, a126973, a126974 and a driver board for the wpc 95 games, 20028 the greatest difference between the three boards is that some wpc driver boards have no flipper enable relay. Rebuild components for williams wpc 95 high voltage power supply. Ballywilliams wpc 95 replaces williams part number. Pbb080gottlieb system 80 pop bumper board small, but full of power ppb001data east playfield power board ppb sdb004stern white star driver board. A wpc 95 board, the led strip is connected at j116. Oct 08, 2016 driver board in my getaway pinball causing an opto problem. If the fuses are good on the dot matrix controller board or audiovisual board for wpc 95, you should next check the power at the dmd itself. A20028 and is a direct plug in replacement for the original oem driver board. Image of wpc powerdriver board schematic, showing lm323k. Wpc 2000 operator station and display board wiring figure 2. Congo attack from mars safe cracker tales of arabian nights scared stiff junkyard nba fast break medieval madness circus voltaire no good gofers champion pub monster bash cactus. Access information on the products we are offering.

Mar 05, 20 williams wpc cpu board repair adams family duration. Williams wpc pinball machine schematic manual june 1994. Wdp089 power driver board demolition man pinball parts by. Power tap and 8way power splitter board for williamsbally wpc 95 pinball machines. Williams bally wpc 95 system power driver circuit board. Id assume the wpc 95 schematic is correct because it is newer, but i. On wpcs and prior games, the dot matrix controller board uses two mpsd02 and mpsd52 transistors. Bally stern replacement boards the pinball resource. Cost of components used to repair is extra and will be advised. The information in this book covers power wiring diagram audio visual board schematic. In addition to the cpu board, there is a power driver board which handles all of the high voltage io, and an alphanumeric controller board, which translates cpu.

Im trying to identify parts on a wpc s cpu board and a power driver board pulled from a jackbot. Bally williams part numbers a126971, a126973, and a126974. Replacement of the pictured filter cap returned the board to factory spec. May 25, 2016 wpc sound board a12738 repair posted on may 25, 2016 by matthew mandarano these little sound boards in wpc era ballywilliams games can be difficult to track down issues on and there are no inexpensive reproduction replacements, so the boards themselves are quite expensive if they need to be replaced. Quick cross reference of boards sorted by game title. Wpc sound board a12738 repair carolina pinball repair. Leon borre williams wpc and wpc95 driver board repair pinwiki. Troubleshooting a failed solenoid is similar to the bally lamp board. Simplified solenoid driver design using fet technology with oversized transistors.

How to use a digital logic probe for pinball repair easy. Check these voltages at the dot matrix display, or at connector j604 on the controller board. Wpc 2000 oem operator station with separate onehand control. The ultimate mpu solenoid driver board is a replacement board for ballystern and other pinball machines. Williams wpc 89 driver board wdb089 driver board compatible with williams wpc89 and wpcs pinball games the boards that this replaces are. Here is a repair on a williams wpc 89 driver board from an adams family machine see another of my videos where i repair the cpu board for. To supply the coinop community with newly designed, low cost. Driver board schematic, part 2 pdf format, approx 80k.

Rottendog driver for ballywilliams wpc 89, a126971. This single board supports over 90 bally, stern and other games. Williams wpc driver board repair adams family youtube. This board is a plug and play replacement for the original bally williams wdp089 power driver board ref. The majority of electronic repairs will be on the wpc power driver board. Power wiring schematiccpu board schematic before 44. This is our standard, fixed repair charge for the a12697x 1, 2 williams wpc pinball power driver pcb. Repair williams, bally pinball games 19901999 part two. Probably just a bad schematic drawing and the guy doing the board layout fixed or changed a bunch of stuff that never made it in. Yet another wpc power driver board low coil power this board was sent to me because the gi circuits were quite crispy. This is a used original williams wpc 95 schematic manual. Replacing the bridge rectifiers and filter capacitors on the power driver board duration. Inside the front cover of the game manual is a list of each coil used in the game. Image of wpc powerdriver board schematic, showing lm323k 5vdc.

Im trying to identify parts on a wpcs cpu board and a power driver board pulled from a jackbot. Category listing of pinball boards power supply drivers. Replaces ballywilliams part numbers a126971, a126973, and a126974. Bally williams wpc89 mpu mpusound boards at arcadeshop, llc. Also check the connectors at the power driver board too. Driver board schematic, part 1 pdf format, approx 280k. Opto board power is jumped through the left opto board.

Click on the picture of the thumbnail to see to our ad and list of supported games. Have to say the wpc89 original schematic has by far the most errors on it of any pinball pcb i have tried to recreate. The original mpu board that this board replaces is bally williams part number a12742xx where xx is the game number. On wpc 95, the fliptronic board was eliminated and its components moved elsewhere. Addams family addams family gold black rose corvette creature. Q10 is turned on and off by the output of u2 pin, via u3 pin 8 in and out through 7. All generations of wpc use the same 17x2 pin connector to the power driver board, which controls lamps and general solenoids. New rottendog power driver board for wpc 89 ballywilliams games, wdb0894. The schematic will show you how they are connected but not physically. System 3 through 6 driver board assembly drawing pdf high resolution, approx 5 meg. Auxiliary power splitter for pinheck cpu power driver boards. A126974, but this board is still compatible with 3 boards.

The old original board is a major cause of game resets due to connector, voltage regulator obsolesce and capacitor age. Add two 220uf, 160v radial electrolytic capacitors to hv rebuild kit. Wpc 89 driver board bally williams part numbers a126971. Another problem can be cracked power solder joints on the power driver board at capacitor c30 and bridge br5 wpc s and prior, or capacitor c8 and diodes d3, d4, d5, d6 wpc 95. Display, sound, and flipper interfaces differ somewhat between generations. The cpu loads these pages ahead of time, then instructs the display controller to flip the images onto the screen. Rottendog replacement boards big daddy enterprises. Driver board compatible with williams wpc89 and wpc s pinball games with better 5v design to stop low voltage resets. Looking for opinions on a replacement wpc driver board. Leon borre williams wpc and wpc95 driver board repair. The wpc dot matrix controller board, or wpc95 av audiovideo board in later machines, provides the power for operation, and maintains the display dot images in its memory. Dmd089williams wpc dot matrix driver controller board. Driver board compatible with williams wpc89 and wpc s pinball games.

New power driver for wpc games made between 95 and 1999. Rottendog driver for ballywilliams wpc 89, a126971, wdb0894. After correcting the gi issues and rehabbing the 5vdc power path, i tested the board and found that the nominal 75vdc was only at about 42vdc. This happens much more often on wpc s and prior games though. These games use revision 1 of the dmd driver board a14039. Williams wpc 95 power driver board a20028 wms part number.

This board is a plug and play replacement for the original bally williams wpc089 mpu processor board. Special io boards exist to drive other miscellaneous devices like ticket dispensers or a printer. Power wiring diagrams cpu board schematic power driver board schematic audio visual board schematic dot matrix display driver board schematic dot matrix display driver board schematic the manual offered here is used. The boards that this replaces are bally williams part numbers a126971, a126973, and a126974. In the case of a failed right slingshot, the power comes in j515 and is controlled by q10. I just noticed a discrepancy between the wpc89 and wpc95 schematic with the asic chip. Wpc 89 driver board bally williams part numbers a12697. Security pic is the ic with the barcode, in position u22. New powerdriver for wpc games made between 95 and 1999. Id assume the wpc 95 schematic is correct because it is newer, but i havent checked a real pcb yet.