Flex 6EX System Instruction Manual
March 2016
Page 37 of 38
7.3 TROUBLE SHOOTING TIPS
Problems Possible
Reasons
Suggestions
No response
when transmitter
push button is
pressed
(Improper startup &
settings)
Transmitter has low battery
power
Check the transmitter battery level.
Emergency stop button
activated prior to startup
Prior to turning on the transmitter power switch
make sure that the red emergency stop button is
elevated.
Transmitter push button
functions locked
Initiate the Start command by rotating the power
key-switch to START position.
Incorrect system RF
channel
Check to ensure that the transmitter handset and
receiver unit both have the same channel.
Incorrect system serial
number/ID code
Check to ensure that the transmitter handset and
receiver unit both have the same serial number/ID
code.
System out of range
Make sure that the startup procedure is initiated
within 100 meters (300 feet) from the receiver
location.
No response
when transmitter
push button is
pressed
(Damaged
hardware)
Defective transmitting
and
receiving module
Check the SQ display on the face of the receiver
unit. If it does not light up when push button is
pressed then either the transmitting or receiving
module is defective. First replace the
transmitting module. If SQ display is still not lit
when the push button is pressed, go ahead and
replace the receiving module.
Defective encoder
board or decoder module
If still no response, then replace the transmitter
encoder board. If it still
doesn’t work then the decoder module
is defective.
No AC power to
the receiver
Incorrect input voltage
Make sure the source voltage is set correctly.
Blown fuse
Check for any blown fuses.
Incorrect wiring
Check input voltage connection.
Outputs do not
correspond to
transmitter
Incorrect output connection
Check the system wiring again. Please refer to
the output contact diagram inside this manual or
on the receiver cover.
