Siemens SINUMERIK 840Di Diagnostic Manual page 80

Overview of Alarms
NCK alarms
6452 Channel %1 block %2 tool change not possible. Tool holder/spindle
number = %3 not defined.
Parameters: %1 = Channel ID
%2 = Block number, label
%3 = Tool holder/spindle number
Definitions: The desired tool change is not possible. The toolholder/spindle number has not been defined.
Reaction: Correction block is reorganized.
Interface signals are set.
Alarm display.
Remedy: General: The following must apply: 'maximum programmed address extension s (=spindle
number/toolholder number)
of Ts=t, Ms=6 must be less than the value of $MN_MM_NUM_LOCS_WITH_DISTANCE.
With magazine management: Check whether the toolholder number/spindle number and the
magazine data have been defined correctly.
(See also the system variables $TC_MPP1, $TC_MPP5 of the buffer magazine).
Program Clear alarm with NC START or RESET key and continue the program.
Continuation:
6453 Channel %1 block %2 tool change not possible. No assignment between
toolholder/spindle no. = %3 and buffer magazine location %4
Parameters: %1 = Channel ID
%2 = Block number, label
%3 = Spindle no.
%4 = Location no.
Definitions: The desired tool change is not possible. No relation has been defined between the toolholder/spindle
number and the buffer magazine location (Location No.)
Reaction: Correction block is reorganized.
Interface signals are set.
Alarm display.
Remedy: - Check whether the magazine data ($TC_MLSR) have been defined correctly.
- Check whether the alarm-causing program command _ e.g. TCI _ has been programmed correctly.
Program Clear alarm with NC START or RESET key and continue the program.
Continuation:
6454 Channel %1 block %2 tool change not possible. No distance relation
available.
Parameters: %1 = Channel ID
%2 = Block number, label
Definitions: The desired tool change is not possible. Neither the spindle nor the buffer magazine location have a
distance relation.
Reaction: Correction block is reorganized.
Interface signals are set.
Alarm display.
Remedy: - Check whether the magazine data ($TC_MDP2) have been defined correctly.
- Check whether the alarm-causing program command _ e.g. TCI _ has been programmed correctly.
Program Clear alarm with NC START or RESET key and continue the program.
Continuation:
2-80
© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
11/2006