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Setting of the hold / non-hold area
When changing the range of the hold area of data registers and other operation memory
areas, set the system register no. 6 - no. 14.
KEY POINTS
•
If the "Alarm Battery Error" is not set, the ERR.LED will not blink even if a
battery error is detected.
•
The setting of the system register no. 6 - no. 14 are only effective when the
backup battery is installed. Use the initial valuesdirectly when the battery is
not installed.
21.1 Memory Backup
21-5
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