Yaskawa 1000 Series Drive Option - Analog Input - Manual (Page 26)

26 YASKAWA ELECTRIC TOBP C730600 38C 1000-Series Option AI-A3 Installation Manual
7 Troubleshooting
7 Troubleshooting
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Drive-Side Error Codes
Table 6 lists the various fault codes related to the option. Refer to the drive Technical
Manual for further details on fault codes.
Check the following items first when an error code occurs on the drive:
• Are the cables connected properly and securely?
• Is the option is properly installed to the drive?
• Did a momentary power loss occur?
Table 6 Fault Displays, Causes, and Possible Solutions
Digital Operator Display Fault Name
oFA01
Option Fault (CN5-A)
Option is not properly connected
Cause Possible Solution
Option at drive port CN5-A was changed during
run.
Turn the power off and check the connectors between the drive
and option.
Digital Operator Display Fault Name
oFb01
Option Fault (CN5-B)
Option is not properly connected
Cause Possible Solution
Option at drive port CN5-B was changed during
run.
Turn the power off and check the connectors between the drive
and option.
Digital Operator Display Fault Name
oFb02
Option Fault (CN5-B)
Two of the same options are connected simultaneously.
Cause Possible Solution
AI-A3 option connected to CN5-B port while
another option was connected to CN5-A port.
Only one of the options: AI-A3, DI-A3, or SI-†† can be
connected to the drive at the same time.
Digital Operator Display Fault Name
oFC01 Option connection error at drive port CN5-C
Cause Possible Solution
Option at drive port CN5-C was changed during
run.
Turn the power off and check the connectors between the drive
and option.