143 / 157V3.3 11.07.2007 KRC-AD-KRC2ed05-BA en
11. Troubleshooting
Invalid header byte Defective KCP or KPS, defec-
tive CI3 board, defective con-
nectors or connecting cables,
voltage dips.
Exchange the defective mod-
ule, carry out a visual inspec-
tion of the bus wiring.
Interface error Defective KCP or KPS, defec-
tive CI3 board, defective con-
nectors or connecting cables,
voltage dips.
Exchange the defective mod-
ule, carry out a visual inspec-
tion of the bus wiring.
Operating mode error Defective KCP, defective con-
nectors or connecting cables,
voltage dips.
Exchange the defective mod-
ule, carry out a visual inspec-
tion of the bus wiring.
No protocol received Defective KCP, defective con-
nectors or connecting cables,
voltage dips.
Exchange the defective mod-
ule, carry out a visual inspec-
tion of the bus wiring.
Initialization error Two KCPs in the ESC circuit!
Only one KCP (master) may be
present in the circuit. Wrong
configuration on ESC master
(KCP).
Disconnect second KCP.
Configuration error Wrong KCP used. Exchange KCP.
Hardware error General message. Hardware fault in node xx;
observe other error messages.
PICA/PICB ESC chip from which the mes-
sage comes.
Relevant in the case of supervi-
sor errors.
Communication error Defective KCP, KPS or CI3
board, EMC interference,
defective connectors or con-
necting cables.
Exchange the defective mod-
ule, reduce the interference,
carry out a visual inspection of
the bus wiring.
Software error Exchange module with soft-
ware error.
I/O monitoring error TA24V/A-B or input channels
A/B interchanged, drives con-
tactor return not connected.
Check the wiring to the inputs
and the external contactor.
RAM error RAM error. Exchange module.
Relay error Two modules are active, the
relay on the module is stuck, or
two operating modes are
selected.
Exchange CI3 board.
Output error General message.
Output error: operating mode Relay error (operating mode),
incorrect KCP variant, defec-
tive mode selector switch on
cabinet.
Exchange CI3 board.
Drives contactor auxiliary con-
tact error
Auxiliary contact or coil not
wired, or wired incorrectly,
jumper not plugged in, KPS
defective.
Check wiring to external con-
tactor (auxiliary contact), check
jumper X123 on KPS600,
exchange KPS600.
Output error: local emergency
stop
Relay error (EMERGENCY
STOP).
Check periphery.
Output error: AE coil Mains contactor fault. Check wiring to external con-
tactor, exchange KPS600.
Crossed connection error on:
Local E-STOP
Short-circuit TA24(A) /
TA24(B). Single-channel wir-
ing. Channels A-B inter-
changed.
Check wiring of the input for
local E-Stop (NA).
Message text Cause Troubleshooting
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