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Scenario
Trigger
Erase User
During startup, press both
Flash
PB1 and PB2
simultaneously until the
buzzer buzzes five times
quickly, then continuously
for three seconds.
Bootstrap
During startup, press PB2
continuously for five
seconds.
Note: Before initiating
bootstrap, the CPU must be
connected directly to the
STS PC in standalone mode.
No other components can be
on the network which might
create a conflict with the
default IP address.
Table 20-3 ACE IP GW Failure – Error Code Display on LEDs
LEDs Location
LED Error Code
Ethernet LEDs
in CPU4600
On the ACE IP
GW, the four LEDs
begin with the
group marked E1,
as above.
ERR Code 1
ERR Code 2
ERR Code 4
ERR Code 6
20-9
Action
All the user Flash memory content
excluding logging files (files tagged as
data logging files) is erased, including the
site configuration, etc.
The RTU will start up in diagnostic mode.
Communication with the RTU is for
diagnostic purposes only (Error Logger/
SW Diagnostics.) You cannot download
to the RTU.
If the bootstrap fails, the four indicator
LEDs (see LEDs Location in Table 20-3)
will display the failure error in binary
code, as described in Table 20-3.
Description
ERR Code 1 = Error in Flash
ERR Code 2 = Error in SDRAM
ERR Code 4 = Unable to boot.
Corrupted bootstrap.
ERR Code 6 = Low voltage under 12V
Where OFF LED = '0';
ON LED = '1' (very fast blink, almost
continuous);
The highest LED is the most significant.
ACE IP Gateway Module
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