YASKAWA CIPR-GA50UВ001AJ Series Installation & Primary Operation page 145

Code Name
dnE Drive Disabled
DriveWorksEZ Alarm
dWA2
2
DriveWorksEZ Alarm
dWA3
3
DriveWorksEZ Alarm There was an error in the
dWAL
MECHATROLINK
E5
Watchdog Timer Err
FWD/REV Run
EF
Command Input Error
Option Card External
EF0
Fault
External Fault
EF1
(Terminal S1)
YASKAWA TOEPC7106170YB YASKAWA AC Drive GA500 Installation & Primary Operation
Causes
A terminal set for H1-xx = 6A
[Drive Enable] turned OFF.
There was an error in the
DriveWorksEZ program.
There was an error in the
DriveWorksEZ program.
DriveWorksEZ program.
The drive detected a watchdog
circuit exception while it
received data from the
controller.
A forward command and a
reverse command were input at
the same time for longer than
0.5 s.
The communication option card
received an external fault from
the controller.
A programming error occurred
on the controller side.
MFDI terminal S1 caused an
external fault through an
external device.
The wiring is incorrect.
External Fault [H1-01 = 2C to
2F] is set to MFDI terminal S1,
but the terminal is not in use.
15 Troubleshooting
Possible Solutions
Examine the operation sequence.
Examine the DriveWorksEZ program and
remove the cause of the fault. This is not
a drive fault.
Examine the DriveWorksEZ program and
remove the cause of the fault. This is not
a drive fault.
Examine the DriveWorksEZ program and
remove the cause of the fault. This is not
a drive fault.
Examine the MECHATROLINK cable
connection. If this error occurs
frequently, examine the wiring and
decrease the effects of electrical
interference as specified by these
manuals:
• MECHATROLINK-II Installation
Guide (MECHATROLINK Members
Association, manual number
MMATDEP011)
• MECHATROLINK-III Installation
Manual (MECHATROLINK
Members Association, publication
number MMATDEP018)
Examine the forward and reverse
command sequence and correct the
problem.
1. Find the device that caused the
external fault and remove the caus.
2. Clear the external fault input from
the controller.
Examine the operation of the controller
program.
1. Find the device that caused the
external fault and remove the cause.
2. Clear the external fault input in the
MFDI.
Correctly connect the signal line to
MFDI terminal S1.
Correctly set the MFDI.
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