Fcc information, 4ghz troubleshooting guide, Caution – Spektrum SPMR2400 DX2L User Manual
Page 5: Antenna separation distance

5
SPEKTRUM DX2L USER GUIDE
EN
FCC INFORMATION
This device complies with part 15 of the FCC rules.
Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this
device must accept any interference received, including
interference that may cause undesired operation.
CAUTION
: Changes or modifications not expressly
approved by the party responsible for compliance could
void the user’s authority to operate the equipment.
This product contains a radio transmitter with wireless
technology which has been tested and found to be compliant
with the applicable regulations governing a radio transmitter
in the 2.400GHz to 2.4835GHz frequency range.
ANTENNA SEPARATION DISTANCE
When operating your Spektrum transmitter, please be sure
to maintain a separation distance of at least 5 cm between
your body (excluding fingers, hands, wrists, ankles and feet)
and the antenna to meet RF exposure safety requirements
as determined by FCC regulations.
The following illustrations show the approximate 5 cm RF
exposure area and typical hand placement when operating
your Spektrum transmitter.
2.4Ghz TROUBLEShOOTING GUIDE
Problem
Possible Cause
Solution
The system will not
connect
Your transmitter and receiver are too close
together
Move transmitter 8 to 12 feet from receiver
You are around metal objects
Move to an area with less metal
The model selected is not the model bound to
the transmitter.
Check model selected and ensure you are bound
to that model
Your transmitter was accidentally put into bind
mode and is no longer bound to your receiver
Rebind your transmitter and receiver
The receiver goes into
failsafe mode a short
distance away from the
transmitter
Check the receiver antenna to be sure it is
not cut or damaged
Replace the receiver or contact Horizon Product
Support
Make sure your receiver antenna is in an antenna
tube and is above the vehicle
The receiver quits
responding during
operation
Inadequate battery voltage
Charge batteries. Spektrum receivers require
at least 3.5V to operate. An inadequate power
supply can allow voltage to momentarily drop
below 3.5V and cause the receiver to brown out
and reconnect
Loose or damaged wires or connectors be-
tween battery and receiver
Check the wires and connection between the
battery and receiver. Repair or replace wires
and/or connectors