Siemens Sinumerik 840D sl Diagnostic Manual page 46

Overview of Alarms
NCK alarms
4280 Assignment of NCK input/output byte via MD %1[%2] does not match
hardware configuration
Parameters: %1 = String: MD identifier
%2 = Index: MD array
Definitions: When booting, the required input/output module was not found at the slot specified in the MD.
Reaction: NC not ready.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: Please inform the authorized personnel/service department. Check hardware or correct the MD, if
necessary. Note: monitoring of the hardware configuration is performed independently of the number
of activated inputs/outputs (MD10300 $MN_FASTIO_ANA_NUM_INPUTS, MD10310
$MN_FASTIO_ANA_NUM_OUTPUTS, MD10350 $MN_FASTIO_DIG_NUM_INPUTS, MD10360
$MN_FASTIO_DIG_NUM_OUTPUTS)
Program Con- Switch control OFF - ON.
tinuation:
4282 Hardware of external NCK outputs assigned repeatedly
Definitions: Several outputs have been configured on the same hardware byte.
Reaction: NC not ready.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: Please inform the authorized personnel/service department. Alter MD10368
$MN_HW_ASSIGN_DIG_FASTOUT or MD10364 $MN_HW_ASSIGN_ANA_FASTOUT.
Program Con- Switch control OFF - ON.
tinuation:
4285 Error on terminal block %1, error code %2
Parameters: %1 = Number of terminal block (1 ... 4)
%2 = Error code
Definitions:
Reaction: NC not ready.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: Please inform the authorized personnel/service department. Check hardware.
Program Con- Switch control OFF - ON.
tinuation:
4290 Sign of life monitoring: local P-bus not alive
Definitions: The COM computer must alter the sign-of-life on the local P-bus in each SERVO cycle. Monitoring for
alteration takes place in the IPO cycle. If the sign of life has not altered, this alarm is triggered.
Reaction: NC not ready.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: Please inform the authorized personnel/service department. Check hardware.
Program Con- Switch control OFF - ON.
tinuation:
2-46
SINUMERIK 840D sl, 840Di sl, SINAMICS, Diagnostics Manual (DAsl), 03/2009
© Siemens AG, 2009. All Rights Reserved
03/2009