Operation
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169128 / 944160310050
2020-08-25·BA00·III·en·08
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Ethernet CPU module and
power module for Zone 1/Class I, Div.1
Series 9441, Series 9444, Series 9492
Error
Status
Status description/troubleshooting
"RUN" LED
lights up
"ERR" LED
is off
Data exchange
with AS
• CPU is exchanging data with AS.
• No common module alarms are present.
• Signal alarms may be present.
These are displayed on the module or on the
LCD display.
"RUN" LED
lights up
"ERR" LED
is flashing
Data exchange
with AS
• CPU is exchanging data with AS.
• A common module alarm is present.
• A module is missing or an incorrect module is
connected.
"RUN" LED
is flashing
"ERR" LED
lights up
Configuration or
parameter error
Configuration errors can only be corrected by a
download.
"RUN" LED
is flashing
"ERR" LED
is flashing
CPU module
boots
• The firmware starts.
• After the boot process, the flashing stops.
• If the LEDs flash continuously, there may be
problems with the initialisation files or no firmware
file may be present.
"RUN" LED
is flashing
"ERR" LED
is off
No data
exchange
with AS
• Firmware has been started but there is no
configuration data available.
• So that the CPU can be started, a configuration
must be loaded into the system via the DTM.
"RUN" LED
and
"ERR" LED
flash alternately
Leave data
exchange
with AS
• Valid configuration data is available.
• CPU can enter data exchange with the AS.
"RUN" LED
is off
"ERR" LED
lights up
CPU hardware
error
The CPU module is defective and must be replaced.
"RUN" LED
is off
"ERR" LED
is off
No supply
voltage at the
power module
available or
power module
is defective.
• Check the power module supply.
• The power module is defective and must be
replaced.
Summary of Contents for is1+ 9441 Series
Page 85: ......
