Troubleshooting - YASKAWA 1000 Series 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
Cause
Option at drive port CN5-A was changed during
run.
Digital Operator Display
Cause
Option at drive port CN5-B was changed during
run.
Digital Operator Display
Cause
AI-A3 option connected to CN5-B port while
another option was connected to CN5-A port.
Digital Operator Display
Cause
Option at drive port CN5-C was changed during
run.
26
Option Fault (CN5-A)
oFA01
Option is not properly connected
Turn the power off and check the connectors between the drive
and option.
Option Fault (CN5-B)
oFb01
Option is not properly connected
Turn the power off and check the connectors between the drive
and option.
Option Fault (CN5-B)
oFb02
Two of the same options are connected simultaneously.
Only one of the options: AI-A3, DI-A3, or SI-
connected to the drive at the same time.
oFC01 Option connection error at drive port CN5-C
Turn the power off and check the connectors between the drive
and option.
YASKAWA ELECTRIC TOBP C730600 38C 1000-Series Option AI-A3 Installation Manual
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
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