66 F232203
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Troubleshooting
15. Control Has No Display (Coin)
The machine's control doesn't show a display.
Is there
voltage (120 Volts
AC) between pins 1
and 4 of the
J9 plug?
1A
2A
NO
Test the
1/8 Amp fuse on
the fuse board with an
ohm meter. Is the
1/8 Amp fuse
blown?
YES
Replace the 1/8 Amp fuse.
YES
Is there voltage
(120 Volts AC)
from terminal 28
to terminal 25?
3A
Is there voltage (200-240 Volts
AC) between input power
connections L1 and the ACN?
4A
Test the
F1 and F2 fuses
with an ohm meter.
Is the F1 and/or
the F2 fuse
blown?
5A
Replace the F1 and/or the
F2 fuse.
NO
YES
NO
NO
YES
Is there voltage (120 Volts AC)
from terminal 28 to terminal 26?
6A
CHM416S
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