61
7 Maintenance
Trouble
Possible cause & check point
Measures
“BAD” displayed on
“MASK ROM CHECK”
screen in test mode.
•Indicated Mask ROM
defective.
°
Write down the error code
“
***
”, immediately turn
OFF the main power
switch, unplug the power
cord from the receptacle
and contact your nearest
dealer.
“HARDWARE ERROR
(
***
)” displayed on
screen. Game failure
to start.
•Hardware getting in trouble.
The following message
appears.
(The game may fail to
play.)
•Something is wrong with
the product.
°
Immediately turn OFF
the main power switch,
unplug the power cord
from the receptacle and
contact your nearest
dealer.
GAME MODE LOCKED!
CONTACT YOUR NEAREST DEALER
PLEASE SET the PASSWORD
PRESS TEST SWITCH to MANUAL TEST MODE
Following display
shown on screen at
start. Game failure to
start.
•Error in indicated item.
°
Press test button to return
“OPTION SETTINGS”,
“RANKING DATA” and
“BOOKKEEPING
INCOME DATA” settings
to factory ones.
For “SCOPE SCREEN
ADJUST DATA” and
“GUN VOLUME DATA”
settings, press test
button to go back to test
mode. Then make new
settings.
BACKUP DATA ERROR
OPTION SETTINGS
RANKING DATA
BOOKKEEPING INCOME DATA
SCOPE SCREEN ADJUST DATA
GUN VOUME DATA
PRESS TEST SWITCH to FACTORY/DEFAULT SETTINGS
AND MANUAL TEST MODE
°
Write down the error code
“
***
”, immediately turn
OFF the main power
switch, unplug the power
cord from the receptacle
and contact your nearest
dealer.