1.
Switch off the power supply of the CPU.
2.
Set the DIP switches S1 under the front flap to the following position:
S1
S1-1
S1-2
Action
0 1
1
2
OFF
ON
After PowerON the CPU executes a reset to
factory settings type 1
.
3.
Switch on the power supply of the CPU again.
After the start-up of the CPU it performs a reset to
factory setting type 1
and shows
the following LED behavior:
Status
RN
ER
IO ER
PN-C ER
PN-D ER
IO DIAG
yellow 1Hz
green
red
The CPU requests a power cycle after a reset to
factory settings type 1
:
Status
RN
ER
IO ER
PN-C ER
PN-D ER
IO DIAG
yellow 2Hz
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.
ð
The CPU starts in
Standard Mode
.
n
The overlay file system with user program, configurations, user data and firmware
adjustments is deleted.
n
The non-volatile memory for retentive data is deleted.
n
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
ð
The CPU now executes a reset to
factory setting type 2
and is then in the
delivery state.
With DIP switch S1
Reset to factory settings
type 2
iC9200 Series
Deployment
MRESET and reset to factory settings
HB700 | CPU | PMC921xEx | en | 23-06
72
