Sound Problems; Control Problems - it SILVER STRIKE BOWLING Installation And Operation Manual

Sound Problems

Symptom
No Sound
Distorted or scratchy game sounds

Control Problems

Symptom
Button does not work.
Button always indicates closed in
the player control test. Pressing it
will show it is not depressed.
Button always indicates closed in
player control test even with the
switch disconnected entirely.
Trackball is not functioning in any
direction.
Trackball does not work in a
certain direction.
Trackball works intermittently.
Silver Strike Bowling™
© Copyright 2004 Incredible Technologies, Inc. All Rights Reserved. Unauthorized duplication is a violation of applicable law.
Probable Cause
Audio Cable between the I/O board
and the Nighthawk Chassis are not
connected.
Speakers are not connected
properly.
Volume is set to the lowest level.
Attract mode sounds may be set to
all off. You will have sounds when
playing the game.
Defective Nighthawk Chassis.
Bad speaker.
Loose speaker or grill cover is
causing vibration.
Loose/defective audio cables from
the Nighthawk Chassis to the I/O
board.
Defective I/O board.
Probable Cause
Switches Common post is not
connected to digital ground.
Signal wire is not connected to the
Normally Open post of the switch.
Switch is defective.
Signal wire is connected to the
Normally Closed post of the switch.
Defective I/O board.
Trackball is not connected to the
I/O board properly.
Defective trackball Interconnect
cable.
Trackball is defective.
I/O board is defective
Trackball cable is defective.
Trackball is defective.
I/O board is defective.
Inside of the trackball is dirty.
Rollers are worn.
Trackball is over-tightened.
Version 08/04
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Solution
Verify audio cables are connected.
See diagram on page 45.
Verify continuity from the I/O board
speaker output pins to the speakers.
Refer to pin out diagram - page 43.
Adjust the volume to an audible
level.
Choose one of the 5 Attract Mode
sound options in Sound
Adjustments.
Be certain all other possibilities are
explored before replacing the
Nighthawk Chassis.
Replace blown speaker.
Verify all components are installed
properly and securely.
Check the audio cable connections.
Replace cable.
Verify on a known working system.
Replace if necessary.
Solution
Verify continuity to digital/power
supply ground.
Verify continuity from the I/O board
to the Normally Open post of the
switch.
Replace defective switch.
Connect signal wire to the Normally
Open post of the switch.
Test on a known good system.
Replace if necessary.
Verify the trackball is connected to
J208 labeled trackball on the I/O
board.
Verify continuity on the trackball
Interconnect cable.
Replace trackball.
Replace I/O board. Try it on a
known good system.
Verify continuity on the trackball
cable. Repair or replace if needed.
Repair or replace the trackball. Try it
on a known working system.
Repair or replace the I/O board. Try
it on a known working system.
Clean the inside of the trackball.
Replace the rollers and bearings.
Do not over-tighten the trackball.
Tighten just enough to flatten the
lock washers.
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