10 CPU Unit Functions
• EM Area:
Performing Automatic Transfer at Startup
1
Turn OFF the PLC.
2
Turn ON pin 2 on the DIP switch on the front of the CPU Unit.
The simple backup will operate if pin 7 is ON. Be sure it is set to OFF.
3
Mount the Memory Card in the CPU Unit with the required files already stored.
4
Turn ON the PLC.
Automatic transfer at startup will start, and the BUSY indicator will flash yellow. The BUSY indi-
cator will turn OFF when transfer has been completed. If automatic transfer at startup fails, a
card transfer error will occur, and CPU Unit operation will stop.
DIP Switch on Front of CPU Unit
Switch pin number
2
Auxiliary Area Flags and Words
Name
Card Transfer Error Flag
(fatal error)
10-30
Name
Automatic transfer at
ON: Perform automatic transfer at startup
startup
OFF: Do not perform automatic transfer at startup
Address
A401.03
Turns ON when automatic transfer at startup from the
Memory Card fails. CPU Unit operation will stop, and the
ERR/ALM indicator on the front of the CPU Unit will light.
Setting
Description
CJ2 CPU Unit Software User's Manual
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