Big Buck Hunter II Page 34
Version 03/04
S
OUND
P
ROBLEMS
Symptom
Probable Cause
Solution
No sound
+12 vdc power supply is bad
R12 vdc power supply.
Bad connection to the board.
Check for +12 vdc power on the board.
Check for +5 vdc power on the board at
pins 16(-) and 32 (+).
Sound adjustment in Operator
Adjustables
Check the volume setting in the
OPERATORS ADJUSTABLE section of
the Operator Mode.
All of the attract mode sounds are
“OFF”.
JAMMA Harness connected improperly
Check the speaker connection.
Miscellaneous
Identify Pin 1 on the JAMMA connector
and on the PCB. If installed incorrectly,
damage to the PCB may have occurred.
M
ISCELLANEOUS
P
ROBLEMS
Symptom
Probable Cause
Solution
Green LED not blinking (D5A or D20)
Program not running.
Make sure all socketed IC’s are seated
correctly. Look for bent pins.
Run the power-up test by holding down
the START button during power-up.
Bad connections.
Make sure you have continuity from
PCB to power supply.
Sounds Bad
Miscellaneous
Check the speaker connections.
Try another main PCB to verify the
problem.
On power up the game goes through a
long test ending with the Player Control
Test
Start switch is stuck or the signal wire is
connected to the normally closed post.
Fix the Start switch. Put the signal wire
on the normally open post.
