: Default
Y 1ST DATA 2ND DATA
No. MEANING DATA MEANING DATA MEANING
53 System Upgrade
(Stand by CPU)
[8300R4]
0101 Changeover
(changeback)
time
YYYY MM
DD HH mm
000000000000
CCC
NONE
YYYY: Year (2011-2099)
MM : Month (01-12)
DD : Date (01-31)
HH : Hour (00-23)
mm : Minutes (00-59)
Executed immediately
Clear
No data
NOTE 1: If a specified changeover time is passed while CPU program is being download-
ed, the changeover of CPU program is executed immediately (second data be-
comes 000000000000).
NOTE 2: If you set the second data to 000000000000 while CPU program is being down-
loaded, the CPU program changeover is executed after CPU program download
is completed.
NOTE 3: This data is cleared after CPU program changeover is completed.
NOTE 4: If the system is reset five times during about three minutes, the CPU program
changeback is executed automatically.
NOTE 5: When the communication between Active CPU and Stand by CPU cannot oper-
ate normally, “HARDWARE ERROR” is displayed.
Continued on next page