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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?

YES

Fuse is blown, change fuse

  • 1.

    Inspect wiring looking for short circuits (e.g. bare wires)

  • 2.

    If problem re-occurs, call for service.

What is the

Problem state:

state of the E-

E-Stop— Flashing

Stop light ?

RED

NO

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-

nection point.

  • 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.

10-6.0

02/15/06

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