Receiver troubleshooting
LED
Characteristic
Description
Action
POWER
Green; pulsing
Receiver is starting up
Wait until start-up process is
finished
HARDOK
Green; continuous
Receiver hardware OK
Operate
Red; pulsing
EEPROM error; data corruption; CAN bus error (if CANERR
activates)
Reprogram EEPROM
Red; other
Electronic board hardware breakdown
Replace device
SIGNAL
LED off
No radio signal detected
-
LED on + transmitter switched
off
Radio channel occupied
Change transmitter's frequency
channel
LED on + DATA switched off
Radio channel occupied by non Danfoss system
Change transmitter's frequency
channel
DATA
LED off + SINGAL LED on
Radio error
Replace radio
Green; pulse
Receiving good frames
OK
ID
LED off + DATA LED on
No valid ID; Danfoss system nearby
If channel not occupied, check
chosen ID in the transmitter or
reset the receiver
LED on + SIGNAL LED on +
DATA LED on
Valid frames received from the transmitter; correct link
OK
RELAY
Green
STOP relay activated
-
ORDER
Green
-
-
User Manual
R13 B Receiver
Troubleshooting
©
Danfoss | January 2019
BC292365780571en-000101 | 9
