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B8976111/02
Error
CP does not switch from the
protected mode to the
configuration mode.
The "AUP" display remains unlit
after the failure of a slave.
Automatic address programming
is unsuccessful although the
"AUP" display is lit.
"CER" LED and the LEDs of
active slaves flicker irregularly.
Table 6-1
Error Indicators on the CP 142-2
Possible Cause
Button not pressed long enough
CP is in the configuration mode.
More than one AS-i slave has failed. Check the AS-i cable.
The CP has detected unconfigured
slaves.
The AUTO_ADDR_ENABLE flag is
not set.
The configuration data (I/O
configuration, ID code) of the
replaced slaves do not match the
values of the original slaves.
Replaced AS-i slave does not have
the address "zero"
Replaced AS-i slave is not correctly
connected or is defective.
An extender is installed in the AS-
Interface with "Line1" and "Line2"
connections reversed.
6-2
AS-i Master Module CP 142-2
Remedy
Press the button for at least 5 seconds.
"Automatic programming" is not possible
in the configuration mode.
Program the address of the new slave
with the addressing unit.
If "APF" is displayed at the same time,
check the power supply on the AS-i
cable.
If more than one AS-i slave is defective,
program the address of the replaced
slaves with the address programming
device.
Remove the unconfigured slaves from
the AS-i cable.
Set the bit with the corresponding FC
calls.
Check whether the correct "replacement
slave" was used.
Compare the information from the
manufacturer about configuration data.
If you want to replace the original AS-i
slave with a different type, assign the
address with the addressing unit and
reconfigure the CP 142-2.
Set the address of the replaced slave
using the addressing unit.
Check the connections of the slaves; if
necessary, replace the AS-i slave.
Correct the connections to the extender.
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