NW7 board is a replacement board for the Williams pinball machines from System3 to System7. It replaces the three following electronic boards: the CPU board, the Driver board and the sound board. It is compatible with the following games : System3 :...
JOUST FIREPOWERII LASER CUE STAR LIGHT Package content : • The NW7 board in its anti-static packaging • The Quick install guide • A µSD/SD adapter • The bill Thanks A big thank-you to : Didier FRULEUX (Doc Pinball), Pascal JANIN, Thierry...
Warranty certificate The NW7 board has a two-year limited liability warranty (parts and labor). This warranty is valid throughout the European Union for defects resulting from normal use of the product. The warranty period begins at the time of shipment of the product or base on a valid proof of delivery.
Installation /!\ The pinball machine must be turned off before handling any electronic boards, connectors and fuses. If in doubt, unplug the power cable from the machine. Required equipment for the installation : • Phillips PH2 screwdriver • A voltmeter • The Williams Instruction Manual of the current game Installation time : approximately 1 hour Before the installation of the new board, several points must be checked : •...
Steps 1 to 3 only apply to games with a sound board in the cabinet. : Contact, World Cup, Disco Fever, Pokerino, Phoenix, Stellar Wars et Flash. Step 1 Unlock the cabinet door with the key, unlock and remove the cuff and remove the glass.
Step 2 Disconnect all connectors from the sound board. Bring 10J2 and 10J4 connectors (the two 4-pins connectors) through the opening of the backbox : they will be connected to the NW7 board.
Some games are not equipped with volume control potentiometer in the cabinet and therefore do not have 10J4 connector. In this case, only 10J2 is to be brought into the backbox. Step 3 Lower down the playfield and put the glass back. Step 4 Unlock the backbox with the key.
Step 5 Disconnect all connectors from the three CPU, Driver and sound boards. Remove the screws holding these boards. Step 6 Put the two intermediate screws of the driver board rails without tightening them.
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Step 8 Unpack the NW7 board from its anti-static package. Mount it using the two screws set during step 6. Both screws should go through the upper oblong holes of the NW7 board..
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If needed, adjust the position of the right rail previously loosened. Step 9 Mount and tighten the lower screws.
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Step 10 Tighten the upper screws and then tighten the three screws on the right rail. The NW7 should now be well held. Step 11 Unscrew the three upper collars that hold the harness. On some games, other collars may need to be removed.
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Step 12 Connect the connectors to the NW7 board according to the wiring plan below. Hold the back of the NW7 board with one hand when inserting the connectors to prevent it from bending and damaging the components. Wire colors may vary on some games.
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To hold the harness in its new position, two collars removed in step 12 can be set in the bottom rail mounting holes of the original CPU board. Step 14 Adjust the Game Select DIP Switches according to the game in which the NW7 board is installed.
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Switch 1 and 2 correspond to the switch 1 and 2 of the sound board and keep their original function (see the Williams instruction manual for more details on sound settings). NUMERO DU JEU SOUND GAME SELECT ALGAR OFF OFF ALIEN POKER OFF OFF ALIEN POKER FR...
10J4 connector is connected to the NW7 board. In this case, the potentiometer on the NW7 board has no effect. • Using the potentiometer on the NW7 board if the 10J4 is not connected. Troubleshooting A first diagnosis can be done with the three LEDs of the NW7 board.
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Replace the µSD card Incorrectly formatted µSD card or Reformat the µSD to FAT32 and copy all corrupted FAT32 file system NW7 files on it. Files are available on www.pinball-technology.com Invalid or corrupted system file Copy the system file again...
Sound customization Only one type of sound file is supported by the NW7 board : WAV file sampled at 44100 Hz with one of the four following formats : 8bit PCM MONO, 8bit PCM STEREO, 16bit PCM MONO and 16bit PCM STEREO. Others sound file types (MP3, WMA, OGG, ...) are not supported.
Jukebox mode The jukebox mode of the NW7 board allows the pinball machine to play music between or during games. The Jukebox mode is disabled by default. The Jukebox mode is configurable with the “jukebox.conf” file stored in the “Jukebox” folder of the µSD card. The configuration is done by a system of parameters/values.
NW7 board. Updating the firmware of the NW7 board The NW7 board has a powerful update system that allows you to get the latest firmware version in just a few steps. To perform an update, you need a “system_upcpu_version_number.bin" file, then follow the instructions below : •...
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