Sega NAOMI Service Manual page 27

Number
of
credits required
for
starting
game, etc.
can
be set.
=>
CREDIT
NO
USE
NO
USE
SEQUENCE
SETTING
SEQUENCE
1
SEQUENCE 2
SEQUENCE
4
SEQUENCE 5
SEQUENCE 6
EXIT
[ZOMBIE
ZONE
TO START
TO CONTINUE
CREDIT(S)
CREDIT(S)
CREDIT(S)
CREDIT(S)
CREDIT(S)
]
SELECT WITH SERVICE
BUTTON
BUTTON
depending
on
specific
games.