HEIDENHAIN ITNC 530 - Page 39

July 2010 4 – 39
B900 CC%d
supply voltage %d
 The Vcc supply voltage (x) was out of range.
 +4 = Undervoltage Vcc (+5 V)
Excessive load from external components
(e.g. encoders).
 +6 = Overvoltage Vcc
(+5 V).
The power supply unit is defective.
 +14 = Undervoltage Vcc (+15 V)
The power supply unit is defective.
 +16 = Undervoltage Vcc (+15 V)
The power supply unit is defective.
 -14 = Overvoltage Vcc
(-15 V).
The power supply unit is defective.
 -16 = Overvoltage Vcc
(-15 V).
The power supply unit is defective.
 Measure supply voltage Vcc (x).
 Vcc (+5 V) < +4.75 V Check encoder
connections.
 Vcc (+5 V) > +5.50 V Exchange power
supply unit.
 Vcc (+15 V) < +14.25 V Exchange power
supply unit.
 Vcc (+15 V) > +16.50 V Exchange power
supply unit.
 Vcc (-15 V) < -14.25 V Exchange power
supply unit.
 Vcc (-15 V) > -16.50 V Exchange power
supply unit.
 See “Power Supply” on page 17 – 251
BA00 CC%d
operating
temperature %d
 The temperature inside the LE was out of
the permissible range. (-128... 0...+127 =
Measured temperature value [°C] )
 Temperature sensor on PCB is defective.
 Insufficient ventilation of the electrical
cabinet (fan defective).
 The ambient temperature is too high or too
low.
 Check the ventilation conditions.
 See “Information Menu” on page 17 – 267
 See “Annex: Monitoring Functions” on page
3 – 661
 See “Temperature” on page 6 – 75
C003 MC/CC%d
system clock
mismatch
 Hardware error (quartz generator)
 Software error
 Exchange the drive control board or
processor board.
 Check the software version.
C004 Undefined
interrupt
 Software error
 Hardware error: Disturbance results in
internal interrupt
 Switch off the machine.
 Switch on the machine.
 Check the software version.
 Check the grounding.
C005 Unknown
hardware
identifier
 Software does not fit the hardware.
 Hardw
are defective
 Check the software
version.
 Exchange drive control board.
C007 DC-link
voltage too low
 Inverter defective
 Line power interrupted
 Check your line power supply.
 Check the inverter.
See Service Manual “Inverter Systems and
Motors“
C00A PWM
triangular signal
error
 Hardware error: Triangular signal does not
oscillate or it oscillates at the wrong
frequency
 Exchange drive control board.
 Inform your service agency.
Error message Possible cause of error Measures for error diagnosis and/or
corrective action
Additional information and descriptions in
the manual
Additional information and descriptions in
the manual