8. Troubleshooting
8.1 Error message
The message
“please install driver for new hardware”
appears when connecting the gateway to the
computer.
Solution:
The Danfoss Bluetooth® Gateway operates on a driver which is normally installed as stan-
dard. Please contact the computer supplier to obtain a driver.
LED2 Sequence
Meaning
LED flashes red for approx. 3 seconds in short,
rapid bursts
RS485 Bluetooth® gateway is defective.
Solution:
Please return for service.
8.2 LED2 is flashing
red
1. Parameter definition files are not imported.
Solution:
Check the
Quick Start Guide
for the corresponding gateway.
2. Product keys are not installed.
Solution:
Check the
Quick Start Guide
for the corresponding gateway.
3. Polarity on RS485 network interchanged.
Solution:
Check your wiring
.
4. Addressing on Modbus nodes not different to zero.
Solution:
Check addressing of individual network nodes.
5. Mismatch in address range in Tool4Cool® and Modbus nodes.
Solution:
Check addressing of individual network nodes.
6. Double addressing of Modbus nodes.
Solution:
Check addressing of individual network nodes.
8.3 Top causes
of errors
Operating Instructions
Danfoss Bluetooth® Gateway with Tool4Cool® LabEdition
20
DEHC.PS.300.D1.02
