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HB700 | CPU | PMC921xEx | en | 24-04
Deployment CPU iC921xM-EC
iC9200 Series
Safe Mode
Reset to factory settings
type 2
Start-Up in
Safe Mode
4.
Switch off the power supply of the CPU.
5.
Set the DIP switch S1 to the default position:
S1
S1-1
S1-2
Action
0 1
1
2
OFF
OFF
After PowerON the CPU starts in
Standard
Mode
- Default setting.
6.
Switch on the power supply of the CPU again.
🡆
The CPU starts in
Standard Mode
.
■
The overlay file system with user program, configurations, user data and firmware
adjustments is deleted.
■
The non-volatile memory for retentive data is deleted.
■
The current firmware version is overwritten by the original firmware version and the
delivery state of the CPU is restored.
1.
Switch off the power supply of the CPU.
2.
Press and hold the operating mode switch in position MR and switch on the power
supply of the CPU again.
3.
As soon as the LEDs show the following behavior after start-up, release the oper-
ating mode switch again (duration ca. 30s):
Status
RN
ER
IO ER
PN-C ER
PN-D ER
IO DIAG
yellow
2Hz
green
red
red
🡆
The CPU now executes a reset to
factory setting type 2
and is then in the
delivery state.
4.8
Firmware update
You can update the firmware via the Web-based management WBM.
Please note that you can only execute a firmware update with adminis-
trator rights!
4.9
Safe Mode
By means of the DIP switch
‘S1’
beneath the front flap you can start your CPU in
Safe
Mode
. Here the CPU starts with the following behavior:
■
The CPU goes to RUN with the default project.
■
A project can be loaded but not executed.
■
The SliceBus is switched off.
■
All field buses are disabled.
■
The parametrization memory with the current firmware version and the
overlay file
system
remains unchanged.
■
During online access, you are informed that the CPU is in
Safe Mode
.
■
The
non-volatile memory
for retentive data remains unchanged.
■
The CPU can only be reached via the default IP address.
■
Additionally, a memory area reserved exclusively for
Safe Mode
is enabled, which
allows the CPU to restart in the event of a memory overflow.
Summary of Contents for iC9200 Series
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Page 214: ...214 HB700 CPU PMC921xEx en 24 04 Checklists Deployment CPU iC921xM FSoE iC9200 Series...