59
Trouble
Possible cause & check point
Measures
Start button malfunctioning. •Switch wires disconnected
from start button socket.
•Wires (connectors)
disconnected on PCB unit.
•Start button defective.
°
Reconnect switch wires
properly to socket. (See
page 45.)
°
Check to see if PCB unit
wires (connectors) are all
connected. (See page 53.)
°
Replace start button as
required. (See page 44.)
Start button functioning,
but button lamp failure to
light up.
•Lamp wires disconnected
from start button socket, or
wrongly connected.
•Start button lamp (LED)
defective.
°
Reconnect lamp wires
properly to socket. (See
page 45.)
°
Check performance on
“I/O CHECK” screen.
Replace start button as
required. (See page 44.)
Rifle unit’s trigger
malfunctioning.
•Wires disconnected from
trigger’s microswitch.
•Wires (connectors)
disconnected on PCB unit.
•Trigger’s microswitch
defective.
°
Reconnect microswitch
wires properly. (See page
47.)
°
Check to see if PCB unit
wires (connectors) are all
connected. (See page 53.)
°
Check performance on
“I/O CHECK” screen.
Replace trigger’s
microswitch as required.
(See page 47.)
Coin selector malfunctioning.
•Coin selector defective.
°
Check performance on
“I/O CHECK” screen.
Replace coin selector or
microswitch as required.
(See page 42.)
7 Maintenance