Atlas Copco Power Focus 4000 Graph Quick Manual page 34

E405 IO Expander is not
connected or not
responding
E406 RE-alarm is not connec-
ted or not responding
E417 Too many communica-
tion sessions at one time
E420 ST accessory not sup-
ported
E421 Safety trigger not sup-
ported by tool software
E433 No RBU present
E434 RBU Timeout
E436 RBU fi le system
warning
E437 RBU fi le system compt
E438 RBU fi le mismatch
E440 RBU no fi les
E441 RBU no answer
E442 RBU no such fi le
E444 RBU packet rejected
E445 RBU corrupt
E446 RBU read error
E447 RBU write error
E448 RBU delete error
E449 RBU fl ush error
E450 RBU list error
E451 RBU Update Failed
Yes The I/O expander is not properly con-
nected or the ID of the I/O expander is
not the same as the one confi gured.
Yes The Remote alarm is not properly con-
nected or the ID of the Remote alarm
is not the same as the one confi gured.
For example, ToolsTalk, ToolsNet,
Operator panels
Unknkown device connected to the ST
bus, not supported in this release.
Yes No RBU detected at start-up or RBU
found missing at runtime.
Yes RBU did not respond to command
from PF .
There has been repairable fault in the
RBU fi le system e.g. power-off or other
interruption during download.
The RBU fi le system has too many
faults. Anattempt will be made to
repair it by means of erasing the RBU.
Yes A fi le with incorrect name or size was
returned to a read request.
Yes
Yes
Yes
Yes RBU responds with an answer not
matching the last request. This is pro-
bably due to duplicates sent when the
PF does not acknowledge packages.
Yes
Yes
Yes
Yes
Yes RBU Erase failed.
Yes
Yes One of the database processes failed to
synchronise the NVRAM with the RBU.
34