Page 22 - WilliamsMidway WPC 91 Schematics 16-9289

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If you choose to enter the Test Menu, press the Enter button when the name appears in the displays,
under the Main Menu. The Test Menu gives you several tests to choose from. Press the Up or Down
button to cycle through the Tests Menu. Press the Enter button to activate the desired test when it
appears in the displays. The Test Menu shown below is a standard test menu. This menu may
change to add game specific tests.
T. Test
Moou
T.l
Switch Edges
T.2 Switch Levels
T.3 Single Switch
TA
Solenoid Test
T.5 Flasher Test
T.6 General Illumination
T.7 Sound
&
Music Test
T.8 Single Lamps
T.9
All Lamps
T.lO
Lamp
&
Flasher Tests
T.ll DisplayTest
Once you have entered the test desired, press the Enter button to cycle through the available modes
in that test.
Press the Escape button to return to the Test Menu. Press the Up button to advance to the next desired
test, (or press the Down button to return to a previous test). Press the Enter button to activate that test.
If you choose to return to the Main Menu press the Escape button again.
T. 1 SwitchEdges
For all switches, the number on the left indicates the column, the number on the right
indicates the row. Example- Switch 23 means 2nd column, 3rd row.
To test the Left and Right Flippers, press the Left or Right Flipper buttons during switch test. The
flipper name and switch number should show in the displays. Any other results indicate the
system has detected a problem with the flipper circuit.
To activate the Switch Edges Test, from the Test Menu, press the Enter button. The name and
number of each switch that is pressed is shown in the displays. If any other switch, or no switch at
all is indicated, the system has detected a problem with the switch circuit.
T.2 SwitchLevels
Once the test name is shown under the Test Menu, press the Enter button. The name and number of
each switch that is activated is shown in the displays. This test automatically cycles through all
switches that are detected closed.
T.3 SingleSwitches
Once the test name is shown under the Test Menu, press the Enter button. The Single Switch Test
isolates a particular switch by blocking signals from all other switches. Use the Up or Down
buttons to select the switch to be tested. Either Open or Closed appears in the displays to indicate the
state of the switch at the present time. When the switch is activated, an
"A"
appears in the displays.
Press the Start button to obtain wire color, connector, and fuse information of any switch when that
switch is displayed.
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