Error handling and siagosis
CX8050, CX8051 - Embedded-PCs for
CANopen and CAN
133
Version: 1.4
K-bus error codes
Error code
Error code argument
Description
Remedy
Persistent, continuous
flashing
EMC problems
• Check power supply
for undervoltage or
overvoltage peaks
• Implement EMC
measures
• If a K-bus error is
present, it can be
localized by a restart
of the coupler (by
switching it off and
then on again)
3 pulses
0
K-bus command error
- No Bus Terminal
inserted
- One of the Bus
Terminals is defective;
halve the number of Bus
Terminals attached and
check whether the error is
still present with the
remaining Bus Terminals.
Repeat until the defective
Bus Terminal is located.
4 pulses
0
K-Bus data error, break
behind the Bus Coupler
Check whether the n+1
Bus Terminal is correctly
connected; replace if
necessary.
n
Break behind Bus
Terminal n
Check whether the Bus
End Terminal 9010 is
connected.
5 pulses
n
K-bus error in register
communication with Bus
Terminal n
Exchange the nth bus
terminal
6 pulses
0
Error at initialisation
Exchange Bus Coupler
1
Internal data error
Perform a hardware reset
on the Bus Coupler
(switch off and on again)
8
Internal data error
Perform a hardware reset
on the Bus Coupler
(switch off and on again)
7 pulses
0
Process data lengths do
not correspond to the
configuration
Check the Bus Terminals
for the configured Bus
Terminals
1..n
K-bus reset failed
Check the Bus Terminals
Содержание CX8050
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