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Automatic Clock Adjustment Error Processing Section 5-4
Note (1) For details on other error log information, refer to the Operation Manual,
Construction of Networks: SECTION 8 Troubleshooting.
(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.
03C6 Clock data
write error
0001: Clock data could not
be refreshed because of a
CPU Unit error.
Clear the CPU
Unit error.
---
0002: Clock data could not
be refreshed because the
CPU Unit could not write
clock data in that operation
mode.
The automatic
clock adjustment
function is not
supported by cer-
tain CPU Units
(models, lot num-
bers) if they are in
RUN or MONI-
TOR mode.
(See note.)
---
Error
code
Meaning Detailed error code Correction EEPROM
1st byte 2nd byte
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.