CJ1W-PNT21 Omron, CJ1W-PNT21 Datasheet - Page 126

• Manufacturer Part Number: CJ1W-PNT21
• Description: CJ Profinet Master
• Manufacturer: Omron

Specifications of CJ1W-PNT21

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

D-3
In order to restore the Unit’s parameter sets from the Memory Card mounted to the CPU Unit, perform the
following procedure.
1 Power down the PLC and insert a Memory Card into the Card slot.
2 Turn ON pin 7 of the DIP switch on the front of the CPU Unit (behind the cover above the Memory Card slot).
3 Turn ON the PLC’s power supply.
4 When the PLC’s power is turned ON, the MCPWR Indicator on the front of the CPU Unit will light and flash
5 Restart the PLC.
once. The MCPWR Indicator will remain lit while the data is being read. The Indicator will go OFF after the
data has been read properly. During the Data Transfer, the PRM LED on the front of the Unit will flash, and
the Parameter Transfer in Progress bit in Unit Status Word (CIO Word n+4) will turn ON.
Restoring Unit Setup Files
Note
1 Data will not be read from the Memory Card to the CPU Unit if pin 1
2 A CJ1-H, or CJ1M CPU Unit will remain in PROGRAM mode after
3 File backups may take from several seconds to several minutes.
4 If an error occurred in the transfer from the Memory Card to the Unit,
of the DIP switch is ON (write-protecting program memory).
the simple backup operation has been performed and cannot be
changed to MONITOR or RUN mode until the power supply has been
cycled. After completing the backup operation, turn OFF the power
supply to the CPU Unit, change the settings of pin 7, and then turn
the power supply back ON.
Refer to CS/CJ-series Programming Manual (W394) for information
on execution times.
the File Read Error bit in Unit Status Word (CIO Word n + 4, bit 09)
will turn ON. To correct this, re-perform the Restore action. If the
problem persist, use CX-Profibus to download the original settings
from the PC.
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