Troubleshooting
Model: C570R
Malfunction: Contact heart rate (HTR) malfunction.
Circumstance: Hold HTR contact plates; heart rate value is
incorrect.
Possible causes: 1. HTR wires are disconnected.
2. HTR board is defective.
Troubleshooting: 1. Inspect display wire connections.
2. Inspect the HTR wire on the drive board.
3. Inspect the HTR bridge board and HTR board
indicator LEDs.
4. Inspect the HTR contacts and their wire
connections.
3-10-1
Bridge board
Display
board
HTR board
S
e
n
so
r
S
e
n
so
r
Drive board
Driv
e
board
HTR board indicator LEDs
LED
Name
Explanation
LED1
Telemetry
Flashes to indicate incoming telemetry signal.
LED2
HTR contact Lights to indicate hands on contact plates.
LED3
HTR output
Flashes to indicate incoming HTR (contact)
signal.
LED4
Heart rate
signal output
Flashes to indicate heart rate signal output to
the display
HTR bridge board
HTR board
HTR bridge
board wire
Содержание C570R
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