HEIDENHAIN iTNC 530 Technical Manual page 596

Error message
A001 Op. state MCU
not equal CCU
A080 Op. state MCU
not equal CCU
B800 Safe inputs
<Input> not equal
B900 Error in supply
voltage
BA00 Error in operating
temperature
February 2002
Cause
n
The automatic, SRG,
SBH, and SH operating
states of the MCU and
CCU are compared
cyclically. If the states
are unalike for over 200
ms, a stop 1 is output.
n
The automatic, SRG,
SBH, and SH operating
states of the MCU and
CCU are compared
cyclically. If the states
are unalike for over 200
ms, a stop 1 is output.
n
Wiring error X65, X66
(, X67).
n
Safety module defective.
n
The Vcc supply voltage
was out of range.
n
Excessive load from
external components
(e.g. encoder).
n
The power supply unit
(UVxxx) is defective.
n
The permissible
operating temperature
was exceeded.
n
Temperature sensor on
PCB is defective.
n
Insufficient ventilation of
the electrical cabinet (fan
defective).
n
Ambient temperature is
too high.
DSP Error Messages
Corrective action
n
Press CE to acknowledge the
error message.
n
Switch on the machine.
n
Inform your service agency.
• Check software version.
n
Press CE to acknowledge the
error message.
n
Switch on the machine.
n
Inform your service agency.
• Check software version.
n
Inform your service agency.
• Check the wiring X65, X66
(, X67).
• Exchange the safety
module.
n
Inform your service agency.
n
Measure the supply voltage.
• If below range (< 4.75 V):
Check the encoder
connections.
• If above range (> 5.40 V):
Exchange the power
supply unit (UVxxx).
n
Check the ventilation
conditions.
n
Inform your service agency.
As of NC
SW
340 420-01
340 420-01
340 420-01
340 420-01
340 420-01
10 – 3