27
TROUBLESHOOTING GUIDE
PROBLEM
PROBABLE CAUSE
REMEDY
Monitor issues;
Too bright, too dim,
blurry, etc.
Monitor settings out of adjustment
Remove fish head
Remove wood blocks holding monitor
in place
Take the monitor out of the wood
frame
Use buttons to adjust settings
Game plays, but not all
the functions work
Inputs not working; no coin-up,
buttons don’t work, display reads
“door open”
I/O serial cable unplugged between
I/O and motherboard
Display does not show some
screens, no audio
USB software flash drive loose or
faulty
Game freezes or locks up
Faulty RAM or motherboard
Game doesn’t coin up
One of the coin switches is jammed
Un-jam coin switch. If one is closed,
the other won’t work either.
Short in coin door harness
Unplug red spade connector from
door and jump between white and
black wires to simulate coin up;
replace harness if needed
I/O serial cable unplugged between
I/O and motherboard
Check connections and reseat cables;
replace I/O serial cable if needed
Faulty I/O board
Replace I/O board (AACB1900)
“Low tickets” displayed
on monitor, despite being
filled
Ticket stack not resting properly on
the low ticket switches
Adjust ticket stack so it holds the
switch down
Faulty low ticket switch
Replace low ticket switch (A5SW200)
Faulty wire or connection
Check the connection between the
switch and the I/O board
Faulty I/O board
Replace I/O board (AACB1900)