116 / 157 V3.3 11.07.2007 KRC-AD-KRC2ed05-BA en
KR C2 edition05
LED
U
IC
: Intermediate circuit voltage
U
limit
: Intermediate circuit voltage = 250 V
KCP The following KSD error messages are displayed in the message window of
the KCP:
Fig. 11-7: KSD error display
1 LED 1 (red) 2 LED 2 (green)
LED 1 LED 2 Meaning
Off Off No 24 V
On Off Undefined state
Flashes quickly Flashes quickly
(U
IC
> U
limit
)
Fault is present
Flashes slowly Flashes slowly
(U
IC
< U
limit
)
Message is present (except in case
of undervoltage U
IC
), default value
= 250 V
Flashes quickly
(U
IC
> U
limit
)
Off Flashes slowly U
IC
< U
limit
Off Flashes quickly U
IC
> U
limit
Off On Servo enable, U
IC
> U
limit
Display in
message
window
Meaning / cause Remedy
DRIVERS
ERROR Ax
No.: TRIP
KSD is in a fault state; robot
carries out Emergency Stop
See detailed error mes-
sage which is also dis-
played.
OVERCUR-
RENT Ax
Overloading of the axis
I
2
t overload
KSD defective
Reduce load on axis (re-
duce OVR,
$ACC_AXIS)
Exchange KSD
SYNCHRO-
NISATION
ERROR
DRIVE
MODULE
Ax
Max. permissible
number of communica-
tion errors with the servo
bus exceeded
Too many consecutive
toggle bit errors; causes
short-circuit braking.
Check Interbus cable
between DSE, KPS and
KSD