11.3.2
KCU02 diagnostic display
Fig. 11-2:
LEDs at KCU02
LED
Color / status
Significance
Measures
H49
Safety
Green
Safety technology signals without
error
None
Red
Safety technology signals with error
(Error is saved until the device is
switched off.)
Check safety technology wiring for short circuit.
H52.1
E-Stop
Off
E-Stop not activated
None
Red
E-Stop active (/E_Stop)
Deactivate E-Stop, if necessary (see connection
point X50)
H52.2
Power Supply
Green
Supply unit without error, regular
status
None
Red
Supply unit signals error (/Bb_V)
Check power supply, see also "F2086 Error
supply module"
H52.3
Warning
Green
Supply unit without warning
(/Warn), regular status
None
Red
Supply unit signals warning
Check supply unit, see also "E2086 Prewarning
supply module overload"
H52.4
DC Bus In
Off
DC bus voltage (L+; L-) too low
Switch power on at supply unit
Module bus not connected (if H54
green)
Connect module bus (connection point X1)
Green
DC bus voltage (L+; L-) without
error (Ud), regular status
None
IndraDrive Mi Drive Systems with KCU02, KSM02,
KMS02/03, KMV03, KNK03, KLC03
343/407
Commissioning, operation, diagnostics and maintenance
R911335703_Edition 04 Bosch Rexroth AG