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Appendix 7. Explanation of Alarms
Appendix 7.10 Multi CPU Errors (A)
A01 MULTI CPU ERROR 1600
Details
- The battery voltage in the CPU module has dropped below stipulated level.
Remedy
- Change the battery.
Details
- The lead connector of the CPU module battery is not connected.
Remedy
- If the battery is for program memory, standard RAM or for the back-up power function,
install a lead connector.
A01 MULTI CPU ERROR 1601
Details
- Voltage of the battery on memory card 1 has dropped below stipulated level.
Remedy
- Change the battery.
A01 MULTI CPU ERROR 1610
Details
- The number of writing to the FLashROM (the standard RAM or the area reserved by the
system) exceeded one hundred thousand times.
(Number of writing>100,000 times)- Voltage of the battery on memory card 1 has dropped
below stipulated level.
Remedy
- Replace the CPU modules.
A01 MULTI CPU ERROR 2000
Details
I/O module information power ON is changed.
- I/O module (or intelligent function module) not installed properly or installed on the base
unit.
Remedy
Read the common information of the error using a programming tool, and check and/or
change the module that corresponds to the numerical value (module number) there.
- Alternatively, monitor the special registers SD1400 to SD1431 using GX Developer, and
change the fuse at the output module whose bit has a value of "1".
- When a GOT is bus-connected to the main base unit or extension base unit, check the
connection status of the extension cable and the grounding status of the GOT.
A01 MULTI CPU ERROR 2001
Details
- During operation, a module was mounted on the slot where the empty setting of the CPU
module was made.
Remedy
- During operation, do not mount a module on the slot where the empty setting of the CPU
module was made.
A01 MULTI CPU ERROR 2011
Details
- The QA*B,QA1S*B was used as the base unit.
Remedy
- Do not use the QA*B,QA1S*B as the base unit.
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