CRESTRON
CNRFHT-15/30 & CNIRHT-15/30
Hand-Held Wireless Transmitters
R E M O T E C O N T R O L S Y S T E M S
10
DOC. 8054C
TEST/TROUBLESHOOTING:
Table 4 provides corrective action for possible trouble situations. If further assistance is required, please contact a
CRESTRON technical support representative.
Table 4. Troubleshooting Guide
TROUBLE
POSSIBLE CAUSE(S)
CORRECTIVE ACTION
LED on unit does not
illuminate.
No battery in unit or battery is dead.
Install new battery.
Unit is in sleep mode.
Depress and hold any button until unit
transmits.
Intermittent response during
transmission.
Refer to causes when LED does not illuminate.
Refer to corrective action when LED does not
illuminate.
CNRFHT is not tuned to CNRFGW.
Refer to Installation/Setup for tuning
instructions.
Receiver antenna not extended to optimum length.
Extend receiver antenna to nine or 10 inches.
Receiver is blocked or moved.
For IR unit, verify direct line-of-sight. For RF
unit, verify that heavy metal is not in vicinity
of transmission.
CNRFGW is in contact with metal.
Verify that heavy metal is not in vicinity of
transmission.
No response from CRESNET II
system.
Refer to causes when LED does not illuminate and
intermittent response during transmission occurs.
Refer to corrective action when LED does not
illuminate and intermittent response during
transmission occurs.
NET ID of receiver is incorrectly set.
Enter Performance Viewport in the CRESNET
Workshop. Depress the F4 key to poll the
network. Verify that the NET ID for the
receiver is properly set to match the SIMPL
program.
NOTE:
After changing the CNRFGW identity code,
disconnect and reconnect the network
connector.
RF ID or IR ID is incorrectly set.
Verify that the RF ID or IR ID for the
transmitter is properly set to match the
SIMPL program.
Program does not match hardware.
Verify correct program is loaded in system via
Performance Viewport Workshop.
Receiver is unplugged (no power).
Verify power to the receiver.
Two or more receivers are too close together.
Verify that multiple receivers are properly
spaced (>50 feet) from each other.
Wrong transmitter in use.
If multiple transmitters are accessible, verify
proper unit is used.
