FM CONTROL TROUBLESHOOTING CHART 1
Test the Receiver—R160
Start Initial Condition: Turn transmitter off (all lights are off—press [POWER] OFF) Cycle power to receiver (turn off and back on)
What is the state of the lights on the receiver?
OK state: Status—GREEN Link—RED Fault—OFF E-Stop—RED
Problem state: Status—RED
Note: If there is a short to ground on an output, it is not indicated at this stage. To test for short to ground, refer to the “*Fault Light is RED*” procedure at the bottom of this page and follow the instructions.
Problem state: Status—flashing GREEN & RED
The system is wired incorrectly. Most likely cause is one of the in- put/output wires has been connected to the power source.
Go to Chart 2
Is the Status light flashing RED?
Fuse is blown, change fuse
Inspect wiring looking for short circuits (e.g. bare wires)
If problem re-occurs, call for service.
What is the
state of the E-
Stop light ?
Inspect E-Stop wiring looking for short circuits (e.g. bare wires) Disconnect the E-Stop output as close to the receiver output as possible. If the Status light changes to:
GREEN, there is a short is the wiring after the discon-
Stays flashing RED, call for service .
OK state: E-Stop—RED
Fault Light is OFF
Call for service.
What is the state of the Fault light ?
There is a short to ground. Note: This should only occur when the transmitter is on and a function button is pressed. In this case the Status light will be GREEN and will turn RED at the same time as the Fault light.
*Fault Light is RED*
Go to Chart 2 to test the transmitter. If the transmitter is func- tioning properly, proceed to check the status of each of the out- put connections: Press each of the function buttons and observe the Fault Light. If the light turn GREEN, everything is OK. If the Light turns RED, there is a short in that connection.