No Heart Rate; Channels Do Not Change; Sound Does Not Change; Faulty Pcb - Life Fitness Lifecycle LC9500 Service Manual

Lifecycle Upright Bikes LC95, LC91, LC85, C9, C7, 95Ce, 95Ci, 93Ci, and 90C
TROUBLESHOOTING GUIDE
SYMPTOM
No heart rate or, display reads (No
Heart Rate).

Channels do not change.

Sound does not change.

Faulty PCB

No sound.

PROBABLE CAUSE
No heart rate reading
Faulty cable connection
Malfunctioning
Handlebar/Lifepulse Grip
Assembly (include. Worn or
damaged heart rate lead)
Life Pulse handlebar
Handlebar/Lifepulse Grip
Assembly
Loose or malfunctioning heart
rate lead connection at Display
Console
Malfunctioning Display
Console
Wear or damage to grip
Key pad malfunction.
Interface PC board defective.
Key pad malfunction.
Interface PC board defective.
Only one channel programmed
Faulty headphones.
Faulty headphone jack
Faulty cable to Headphone
jack assembly
Air/cable setting may not be
correct
Power applied prior to video
hookup
8
CORRECTIVE ACTION
Executive Diagnostic Mode to verify
performance of heart rate function.
Verify heart-rate cable is properly
connected.
Using an ohmmeter, verify continuity
at the main console cable. See wiring
diagram for pin location.
Replace Handlebar/Lifepulse
Assembly.
Verify that the handlebar is
functioning. See diagrams.
Using an ohmmeter, verify continuity
between Lifepulse sensor and cable
connection. See wiring diagram for
pin location.
Dry wipe sensors.
Secure connection. Replace
malfunctioning Handlebar/Lifepulse
Grip Assembly
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Replace the handlebar assembly.
Run Key pad test in diagnostics.
Replace if defective.
Replace Interface PC board.
Run Key pad test in diagnostics.
Replace if defective.
Replace Interface PC board.
Follow the setup procedures in the
operator manual.
Replace headphones.
Replace headphone jack assembly.
Replace Headphone jack cable.
Follow the set up procedures in the
operators' manual.
Power down, install video, and follow
channel instruction.