Omron CJ - PROGRAMMING MANUAL 12-2009 Programming Manual page 283

Manipulating Files
Backing up data from the CPU Unit to the Memory
Card
Restoring data from the Memory Card to the CPU
Unit
Power ON
Comparing data between the CPU Unit and the
Memory Card
Memory Card
Power Switch
Note
The following table provides a summary of the simple backup operations.
Backup operation
Backing up data to the Memory Card
Memory Card
Power Switch CPU Unit
Program
Memory
I/O memory
Card
Parameter
area
Pin 7: ON
Restoring data from the Memory Card
CPU Unit
Program
Memory
Card
I/O memory
Parameter
area
Pin 7: ON
Comparing data to the Memory Card
CPU Unit
Program
Memory
Card
Compare
I/O memory
Parameter
area
Pin 7: OFF
1. Refer to Verifying Backup Operations with Indicators on page 246 for de-
tails on the results of read, write, and compare operations.
2. Refer to 5-3-2 Operating Procedures for guidelines on the time required for
Memory Card backup operations.
Pin Procedure
status
Pin 7
ON Press and hold the Memory Card
Power Switch for three seconds.
ON Turn the PLC OFF and ON again.
(See note 1.)
OFF Press and hold the Memory Card
Power Switch for three seconds.
Section 5-2
243