8 Backup Operations
8-2
CJ2 CPU Unit Hardware User’s Manual
8-1 Backing Up Data
There are two methods for backing up PLC data.
• Operation: PLC Backup Tool running on the personal computer
• Backup destination: Computer hard disk
• Operation: DIP switch and Memory Card Power Switch
• Backup destination: A Memory Card inserted in the CPU Unit
Using a Computer to Back Up Data to the Computer
Using Front-panel Switches on the CPU Unit to Back Up Data to a
Memory Card
PLC Backup Tool
CPU Unit
Backup
All PLC data
Memory Card
All PLC data
Backup
Back up data by
pressing the Memory
Card Power Switch.
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