Omron SYSMAC CJ1W-EIP21 - Manual (Page 356)

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Automatic Clock Adjustment Error Processing Section 12-4
Note (1) For details on other error log information, refer to the Operation Manual,
Construction of Networks: SECTION 14 Troubleshooting and Error Pro-
cessing.
(2) An error will occur in the following CPU Units when the automatic clock
adjustment function is executed under the conditions shown in the table.
(3) The manufacturing date can be determined from the lot number on the
side or top corner of the CPU Unit.
(4) The lot numbers are as follows:
YYMMDDnnnn, in which YY indicates the last two digits of the year, MM
the month, DD the day, and nnnn the serial number.
CPU Unit Conditions
CPU Units manufactured on or
before January 31, 2003 (lot num-
bers 030131 or earlier):
CJ1G-CPU
@@ H
CJ1H-CPU @@ H
CS1G-CPU @@ H
CS1H-CPU @@ H
When the CPU execution mode is set to other
than normal mode (priority peripheral servicing
mode, parallel processing with synchronous
memory access mode, or parallel processing
with asynchronous memory access mode).
AND
When the CPU Unit operating mode is set to
RUN or MONITOR mode.