LD-16 Door Operator - Modernization
Serial Communication for TKE Legacy Control Systems
October 2021 - 88420 v.1.0
73
Serial Communications Troubleshooting Guide
Door Communications Faults in the Host CPU/CPUa, or Door Serial Communications Not Working Correctly
Verify the following applicable items.
CAN Systems
Jumper X1 on the CAN Interface Board is not installed.
(inserts a termination resistor – not used in this mode).
Door Adjustments D12 and D13 = 7.
462AEN/462AEM harness connections between CWIx (in COP) and CAN Interface Board are correct.
Wires are properly inserted in OPERF plug and OPERR plug.
TAC32 CAN Systems
Car CAN channel is fully functional; the DCN Command shows the CWIx node online.
RS485 Systems
462AEM harness connections between CWIx (in the COP) and Serial Interface Board are correct.
462AEN harness connections between CAN Interface Board and Serial Interface Board correct.
Wires are properly inserted in the OPERF plug and the OPERR plug.
RS485 Systems with
Serial Interface Board
in the COP
Door Adjustments D12 and D13 = 8.
Jumper X1 on the CAN Interface Board = ON.
JP1 on the Serial Interface Board (in the COP) = ON.
Door communication travel cable wires are not damaged and correctly connected at both ends.
CAN Interface Board
DIP Switch S1-2 = OFF (for 50K baud).
Door Operator
Control Board
RS485 Systems
JP4 on Serial Interface Board.
Front = OFF
Rear = ON
CAN Interface Board
DIP Switch S1-1.
Front = OFF
Rear = ON
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