YASKAWA SI-P3 Technical Manual page 33

Operator Display
Cause
Non-compatible option connected to the drive.
Operator Display
Cause
Option cards AI-A3 or D1-A3 were connected to the CN5-
B port while an option card was already connected to CN5-
A.
Operator Display
Cause
Non-compatible option connected to the drive.
Operator Display
Cause
Option cards AI-A3 or D1-A3 were connected to the CN5-
C port while an option card was already connected to CN5-
A.
Minor Faults and Alarms
■
Operator Display
Cause
The drive output is disabled. "bb" will be displayed on the
operator when the drive is set for control by PROFIBUS-DP
and:
• a conventional data format is used and the operation
command bit F is set to 1.
• a PPO type data format is used the the control word (STW)
bit 3 is set to 0.
Operator Display
Cause
Communication wiring is faulty, there is a short circuit, or
something is not connected properly.
Programming error on the master side
Communication circuitry is damaged.
YASKAWA ELECTRIC SIEP C730600 42A YASKAWA AC Drive-Option Card PROFIBUS-DP Technical Manual
PROFIBUS-DP Option Fault (CN5-B)
oFb00
Non-compatible option card is connected.
⇒ Connect the correct option card to CN5-A.
PROFIBUS-DP Option Fault (CN5-B)
oFb02
Two of the same option cards are connected at the same time.
⇒ Only one type of option input card AI-A3 or DI-A3 can be connected to the drive. Only this option card for PROFIBUS-DP
can be connected to CN5-A.
PROFIBUS-DP Option Fault (CN5-C)
oFc00
Non-compatible option card is connected.
⇒ Connect the correct option card to CN5-A.
PROFIBUS-DP Option Fault (CN5-C)
oFc02
Two of the same option cards are connected at the same time.
⇒ Only one type of option input card AI-A3 or DI-A3 can be connected to the drive. Only this option card for PROFIBUS-DP
can be connected to CN5-A.
Table 17 Alarm Display
Baseblock
bb
Data format and setting contents do not match.
Set either of the bits depending on which data format is used.
Serial Communication Transmission Error
CALL
Communication has not yet been established.
Check for wiring errors.
⇒ Correct the wiring.
⇒ Remove and ground shorts and reconnect loose wires.
⇒ Check communications at start-up and correct programming errors.
Perform a self-diagnostics check.
⇒ Replace the drive if the fault continues to occur.
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Minor Fault Name
Possible Solution
Minor Fault Name
Possible Solution
9 Troubleshooting
Minor Fault
(H2- = 10)
No output
Minor Fault
(H2- = 10)
YES
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