18: TROUBLESHOOTING
18-20 USER’S MANUAL
Troubleshooting Diagram 14
Is the 10-I/O type
MICRO
3
base unit used?
YES
NO
NO
Call IDEC for assistance.
YES
The clock data is broken. Set the calendar/clock
using the program loader.
FUN
2
BRD
8
MCS/R
Year
Data
REP
B
Is error indicator ERR1 on?
Is “Calendar NG” (error
code 800) displayed?
YES
NO
The calendar/clock does not
operate correctly.
See Troubleshooting Diagram 3,
“Error indicator ERR1 is on.”
Read the error data using the program loader.
FUN
2
BRD
0
The 10-I/O type does not have
calendar/clock function.
Use the 16- or 24-I/O type.
Is the calendar/clock
operating normally?
Clear the error code.
DEL
Make sure of the correct calendar/
clock data using FUN28.
YES
NO
END