Mitsubishi Electric A173UHCPU - PC Link Communication Errors

APPENDICES
APP − 35
2.5 PC Link Communication Errors
Table 2.14 PC Link Communication Error Codes
Error Codes
Stored in D9196
Error Description Action to Take
01
A receiving packet for PC link
communication does not arrive.
The arrival timing of the receiving
packet is too late.
• Check whether the PC has been switched
ON.
• Check whether the communication cable
has been connected firmly.
• Check whether the communication cable
has been broken.
• Check whether the A30BD-PCF or A30CD-
PCF has been mounted normally.
02
A receiving packet CRC code is
invalid.
• Check whether there is a noise source near
the PC.
• Check whether the communication cable
has been connected firmly.
• Check whether the communication cable
has been broken.
03
A receiving packet data ID is
invalid.
• Check whether the A30BD-PCF or A30CD-
PCF has been mounted normally.
• Replace the A30BD-PCF or A30CD-PCF.
04
The number of received frames is
invalid.
• Check whether the communication cable
has been connected firmly.
• Check whether the communication cable
has been broken.
• Check whether there is a noise source near
the PC.
05
A PC communication task is not
active yet.
• Start the PC communication task.