Mitsubishi FX Protocol – PLC Error Codes
Only errors as listed in the C-more Micro-Graphic Panel Error Code Table shown on page A-3
can occur when using the Mitsubishi FX protocol, there are no PLC generated errors.
Mitsubishi Q / QnA Series – PLC Error Codes
The following table lists the errors that can be generated by the Mitsubisht Q / QnA Series PLC
when using the Q / QnA protocol.
Note: The following errors can be generated from the designated PLC, are monitored by the C-more Micro-
Graphic panel, and displayed on the panel’s screen as a hexadecimal value in panel error code P499, if active.
Please refer to the PLC users manual for additional information.
(PLC generated error codes for the Mitsubishi Q / QnA protocol continued on the next
page.)
PLC Error Codes for Mitsubishi Q / QnA and Q Series
Panel Error Code
P499 Hex Value
Description
0x4000 Serial communications checksum error. Check cable and grounding.
0x4001 Unsupported request sent to PLC.
0x4002 Unsupported request sent to PLC.
0x4003 Global request sent to PLC that cannot be executed.
0x4004
System protect switch is on and request was sent that cannot be executed.
Also PLC, may still be booting up.
0x4005 Packet sent is too large according to size request in header.
0x4006 Serial communications could not be initialized.
0x4008 CPU busy or buffer full.
0x4010 Request cannot be serviced while CPU is running. CPU must be stopped.
0x4013 Request cannot be serviced while CPU is running. CPU must be stopped.
0x4021 Drive memory does not exist.
0x4022 File (ZR memory) does not exist.
0x4023 File (ZR memory) name and File (ZR memory) number do not match.
0x4024 File (ZR memory) inaccessible by user.
0x4025 File (ZR memory) is locked by another device.
0x4026 File (ZR memory) password required.
0x4027 Specified range is out of File (ZR memory) range.
0x4028 File (ZR memory) already exist.
0x4029 Specified File (ZR memory) capacity cannot be retrieved.
0x402A Specified File (ZR memory) is abnormal.
0x402B The requested data cannot be executed in the specified drive memory.
0x402C The requested operation cannot be executed presently.
0x4030 The specified data type does not exist. Check the CPUs allowable data types.
0x4031
The specified address is out of range. The data type requested may need to be expanded in GX developer.
The CPU may not allow this data type.
0x4032 Address qualification is incorrect.
0x4033 Cannot write to system area.
0x4034 Request cannot be executed because completion address for an instruction cannot be turned on.
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