Danfoss MP08A User Manual page 14

User Manual
MP08A Receiver
Troubleshooting
LED Color and frequency
POWER Green | continuous
STATUS Blue | fast pulses
Blue | continuous
Blue | slow pulses
Green | continuous
Red | slow pulses
Red | double pulses
Red | triple pulses
Red | 4 pulses
Red | 5 pulses
Red | 1 Long + 1 short
pulse
DIAG1
Orange | slow pulses
Orange | double pulses
Orange | triple pulses
Orange | 4 pulses
Green | slow pulses
Green | double pulses
Green | triple pulses
DIAG2 NOT USED
14 | © Danfoss | March 2022
Pulse frequency Description
Switched ON if powered
System is starting; establishing connection with
radio and EEPROM
Waiting for transmitter communication, coming
from ACTIVE STOP
Waiting for transmitter communication, coming
from PASSIVE STOP
Working
EEPROM module missing or corrupt
Radio communication error
Secondary micro error or error between micro
communication
ERROR
After 15 sec Not all expansion boards have been
initialized
CAN Signature ERROR
Low tension in the receivers power supply
Hardware error
Low link quality
Medium link quality
High link quality
NOT USED NOT USED
Action
Check power supply if LED is
switched off.
Wait
Release STOP button and press
START on the transmitter.
Press Start on the Transmitter
Operate
Check EEPROM and reprogram
if necessary
Replace receiver
Replace receiver
Check DIAG1 LED
Check CAN wiring and
Configuration(EEP or Expansion
ID#), Check Bus Termination.
Check Signature in Compliance
Block and EEPROM are the
same.
Supply the system with the
correct voltage
Replace receiver
N/A
N/A
N/A
N/A
BC292475492602en-000201