57
Nautilus® Commercial T9 Series Treadmill Service Manual
Troubleshooting Flowcharts
Use the flowcharts on the following pages to help you localize and correct electrical and electronic
problems.
Troubleshooting Flowchart: No Display
Is DS3 lit?
Remove P14 on
the VSD Board.
Is the
voltage
good?
Check fuses F1,
F3, and F4 on
Configuration
Plate Assembly.
Are the fuses
good?
Replace the
Configuration
Plate Assembly.
Replace the blown
fuse.
Check that
voltages between
TP7 (GND) and
pin 1 of P1 and
TP7 and pin 8 of
P1 on VSD Board
are 18VDC.
Check that the
voltage between
the red and black
wires reads
14VAC.
Is the
voltage
good?
Replace the VSD
Board
Remove Console,
and disconnect J4
harness on
Console
Processor PCB.
Check that the
voltage between
pins 1 (black) and
2 (brown) and pins
2 and 8 (purple) of
the wire harness
reads 18VDC.
Is the
voltage
good?
Replace the
Processor PCB.
Replace the Main
Cable.
End
There is no
Console display.
End
End
Replace the VSD
Board.
End
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
SECTION 4: T914/916 TROUBLESHOOTING ELECTRICAL PROBLEMS
Summary of Contents for Be Strong Commerical T912
Page 22: ...22 SECTION 2 CONSOLE CODES T9 14 16...
Page 66: ...66 SECTION 4 T914 916 TROUBLESHOOTING ELECTRICAL PROBLEMS...
Page 68: ...68 SECTION 4 T914 916TROUBLESHOOTING ELECTRICAL PROBLEMS...
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