Leon Borre's Repair Articles

These pages were originally published here

Under Construction...This is the outline of Leon's site...

A site for pinball lovers

My home build R2D2 Robot site..

Visit the Jukebox-Fan site ..

View of a "total loss" Rock- Ola 1494 . .

View of a former restoration " Trashcan " Jukebox..

Restoration of a tiny Williams Juke-box ....

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Latest updates and changes....

Last change 7/08/2010

My collection. Pinball’s, jukeboxes, arcade-items, etc..

Restoration of a head to head pinball. Remake of plastics.

Pinball ... manuals...manuals...manuals.

Technical info and links.

Repair of WPC cpu board Simple matrix test.

Reset on WPC machines Sudden reset during gameplay, mostly when activating one or both flippers.

Repair of a shorted diode in the switch matrix. Only WPC machines.

Theatre of Magic, solution for a program bug in the software

Repair method for the Fliptronic board ( WPC) Universal test box for all driver boards, Bally , WPC, Zaccaria , lampdriver boards included.

Game roms, Williams, Bally, Atari, Zaccaria,Gottlieb. Included home-versions and profanity roms. These are sended via mail on simple demand.

Renewed and simplified repair method, since 30.1.2002 for cpu board Bally Stern. 1977 to 1985. Added memory test since 4/4/2002 With special test-eprom.....free down-load. New version 4 since 6.4.2006 The cpu on the test-fixture without 43 volt and fully operational (7 flashes...)

Complete home-made test bench for Bally/ Stern CPU boards. + Some new test eproms. ( november 2004).

Repair method for Bally Midway " Control Board " this is the cpu-driver board of Bally pinball machines from 1985 to 1989. Special test eprom .Test for specific CPU and driver section.

Led display's for Bally 6 and 7 digits. Do-it -yourself.

Bally cpu board -35 -17, Stern 100 and 200 Replacement of the obsolete clock IC U16 9602.

Repair method for Williams cpu board model 3, 4 and 6 With special test-eprom.....free download. Added new "Extra Flash" test for memory-chips. (since 10/10/2003)

Led display's for Williams models 3,4 and 6. Converting the original display driver board.

Repair method for Williams cpu model 7 With special test-eprom .... free download . Renewed ( 21/10/2003 ) memory test. Possible use of test eprom for model 3/6, see at end of the manual.

Repair method for Williams cpu model 9. Renewed june 2005 extra memory test ,extra sound test. With special test-eprom .... free download.

Repair method for Williams cpu systhem 11 all models. Memory test included. Sound test included since june 2005. With special test-eprom ... free download.

Repair method for Data-east cpu. Included memory test. With special test-eprom.....free down-load

Repair method for solenoid and lamp driver board Bally Stern. Simple and efficient self-made tools.

Repair method for solenoid board Williams Models 3 to 6 ( included )

Repair method for Gottlieb SYS80, all models. Auto self-diagnosis of the cpu board. With special test eprom…free download.

Repair of the Gottlieb SYS80 driver board. Easy to make tool , test every chip and transistor on that board!

Repair of the Gottlieb system 1 driver board. Easy to make tool, test every transistor on that board!

Repair of the Gottlieb system 1 CPU board. Diagnostic for the Rockwell PPS4/1 chipset.

Replacement of the obsolete game rom Gottlieb system 1.

Repair method for Bally sound board type 2815-32

Repair method for Bally sound board type 2815-51 and 2815-56 With special test eprom ...free download

Repair method for Bally sound board " Squalk and Talk" . type AS-2518-61 . Special test eprom .. free download .

Repair method for Atari pinballs cpu & I/O board. Models Hercules and Superman. Test eprom. Free down-load

Repair method for Atari first generation CPU board . Games; Space Riders , Atarians, Time 200, Neutron Star etc.. Test eprom. Free download.

Use a type 3/4 or 6 cpu board in ANY Williams game of that series. Run a Firepower (normally a type 6 board) on a type 3 cpu board!!

Repair method sound boards Williams type 3/4/6 and 7 Includes test eprom . Free download.

Self-made improved AID2 test-board. For Bally and Stern cpu-boards.

Repair method for Zaccaria CPU board, first generation. Type 1B1110. Test eprom, reniewed version since 1/2/2004. Free download.

Repair method for Zaccaria CPU board, second generation. Type 1B1165 or 1365 . Test eprom . Free download.

Jumpers settings for Zaccaria 1ste generation boards.

Test device for Zaccaria driver boards 1B1366 Easy self-made tool , no electronics !! Bench test of all 104 drivers !! Test device for Zaccaria driver boards 1B1110 Easy self- made tool. Bench test of all 85 drivers!

Zaccaria. Replace the 2708 game roms by 2716 ! Read -out a 2708 on ANY eprom programmer!!

Led display's for Zaccaria , 6 digits, home-made !!

Led display's for Zaccaria , 7 digits, do it yourself!!

Led display's for Zaccaria , 8 digits , glass is 2x4 type.

Led display's for Zaccaria, glass is full 8 digits type.

Zaccaria sound board type 1B1125 repair.

Repair method WPC and WPC-95 power driver board. Use a simple and self made test box, and service these boards safely out of the pinball machine.

Repair method for Nuova Bell CPU boards. Test eprom. Replacement of the " black-box" on the solenoid power board .

Have a "REAL" knocker on the latest Stern machines. Elvis, Lord of the rings, Terminator 3, The sopranos and others.

Your own mini sound board . Have any sound you want , on your pinball !!!Self recorded !

Indiana Jones. Rotating propeller on the two-winged plane, and illuminating machine-guns on the Messer Schmitt.

3D figurines missing on your playfield ? Make them !!

A multicolor Palantir sphere on your "Lord of the rings" Easy make and mount this in 15 minutes!

Make an electronic "Probe"

Make a Transistor, Thyristor and Triac tester.

Tips and tricks

Special " Scared Stiff " Make an " eyeball -shooter Dancing " boogie-men " Make your " bony flippers" Other improvements.

Re-install the kick-back on you Scared Stiff. Automatic extra 2ball multiball. The last and ultimate MOD !!!

Adaption of coin mechanisms to euro.

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