User manual

English GBM-8
Page 36
8. Check list for troubleshooting
§ Parts are getting too hot and/or start to smoke.
Disconnect the system from the mains immediately!
Possible cause: one or more components are soldered incorrectly.
à In case you have mounted the module from a kit, perform a
visual check (à section 6.) and if necessary, remedy the faults.
Otherwise send in the module for repair.
§ The LEDs connected to the module do not light.
Possible cause: The voltage supply has been interrupted. à Check
the connection from the module to the transformer.
Possible cause: One or more LEDs are defective. à Check the LEDs
by connecting them directly to the power supply.
Hotline: If problems with your module occur, our hotline is pleased to
help you (address on the cover page).
Repairs: You can send in a defective module for repair (address on the
cover page). In case of warranty the repair is free of charge for you.
With damages not covered by warranty, the maximum fee for the repair
is the difference between the price for the ready-built module and the
kit according to our valid price list. We reserve the right to reject the
repairing of a module when the repair is impossible for technical or
economic reasons.
Please do not send in modules for repair charged to us. In case of
warranty we will reimburse the forwarding expenses up to the flat rate
we charge according to our valid price list for the delivery of the
product. With repairs not covered by warranty you have to bear the
expenses for sending back and forth.
!