American Pinball Repair Guides
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1 Introduction
Manufacturer's website: https://www.american-pinball.com/
2 Games
- Houdini
- Oktoberfest
2.1 Machine Pictures
3 Technical Info
3.1 Boards
The "Add On Board" (PCB0021-01) controls the Start Button LED (12 volts), Shaker Motor (12 volts), and Knocker Coil (48 volts).
American Pinball uses the MultiMorphic board sets.
- P3-ROC CPU (PCB0002-00)
- SW-16 board
- PD-16 board (PCB0004-00)
- PD-LED2 board (PCB0008-00)
3.2 Power Supplies
3.3 Displays
Main monitor in backbox is 15.6" Monitor Assembly # MASM0026-00. The Stage Monitor is 4.3" screen size.
3.4 Speakers
Houdini uses the following speakers:
- (2) midbass 4" backbox speakers # ELE005-00
- (2) midbass 3" backbox speakers # ELE004-00
- (2) tweeters 2" backbox speakers # ELE0003-00
3.5 Flippers
Houdini uses Williams WPC style flipper assemblies. The flipper coil is a lugless type with a connector already on it so no soldering is needed. Just plug/unplug the coil. American Pinball coil # COL0003-00.
3.6 Cabinet Parts
4 Problems and Solutions
4.1 Power Supplies
4.2 Solenoid Problems
4.3 Switch Problems
4.4 Lamp Problems
4.4.1 General Illumination Problems
4.4.2 Controlled Lamp Problems
4.5 Display Problems
4.6 Sound Problems
Houdini uses a Lepy model LP-168S or Lepai LP-168HA (sold by Parts Express) super bass power amplifier. Specs are 2 X 40 watt amplifier and 1 X 68 watt subwoofer output. Owner's manual for the LP-168HA is located here: https://lepaiaudio.com/docs/manuals/310-308--lp-168ha-manual.pdf
The Lepy 168S is a knockoff (counterfeit) of the Lepai LP-168HA:
https://lepaiaudio.com/counterfeit/
4.7 Flipper Problems
4.8 Pop Bumper Problems
5 Optional Equipment
These are some of the optional accessory equipment available for American Pinball machines.
- Shaker Motor Kit # KIT0001-00 (plugs into "Add On Board" )
- Knocker Kit # KIT0002-00 (adds a real knocker, plugs into "Add On Board" )
- Add On Driver Board # PCB0021-01 (allows connection of accessory items such as shaker motor and knocker)
- End Of Stroke Switch Kit # KIT0004-00 (for Houdini flippers, corrects flipper problems)
- Houdini Power Supply Upgrade # MASM0132-00 (Houdini only, operates coils better than original power supply)