Troubleshooting
7
7.5 Minor Faults/Alarms
SIEPYEUOQ2A01A AC Drive Q2A Technical Manual 275
Code Name Causes Possible Solutions
CP2 Comparator 2 Limit Error
The monitor value set in H2-26 [Compare2 Mon.
Selection] was outside the range of H2-27
[Compare2 Low Limit] and H2-28 [Compare2 Up
Limit].
Examine the monitor value and remove the cause of the error.
Note:
• The drive detects this error when the terminal is assigned to H2-01, H2-02, and H2-03 = 3D [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct
Selection = Comparator2].
• If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
• H2-35 [Compare2 Protection Selection] enables and disables CP2 detection.
Code Name Causes Possible Solutions
CrST Cannot Reset
The drive received a fault reset command when a
Run command was active.
Turn off the Run command then de-energize and re-energize the
drive.
Code Name Causes Possible Solutions
CyC
MECHATROLINK
CommCycleSettingErr
The communications cycle of the controller is not
set in the permitted range of the MECHATROLINK
interface option card.
Set the communications cycle of the controller in the permitted
range of the MECHATROLINK interface option card.
Note:
If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
Code Name Causes Possible Solutions
dEv Speed Deviation
The load is too heavy Decrease the load.
Acceleration and deceleration times are set too
short.
Increase the values set in Acceleration/Deceleration Time C1-01
to C1-08 [Accel Time 1 to Decel Time 4].
The dEv detection level settings are incorrect. Adjust F1-10 [Speed Dev Level] and F1-11 [Speed Dev Delay
Time].
The load is locked up. Examine the machine.
The holding brake is stopping the motor. Release the holding brake.
Note:
• The drive detects this error if the difference between the detected speed and the speed reference is more than the setting of F1-10 for longer than F1-11.
• If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
• If the drive detects this error, the drive will operate the motor as specified by the stopping method set in F1-04 [Speed Dev Detection Select].
Code Name Causes Possible Solutions
dnE Drive Disabled
A terminal set for H1-xx: MFDI Function Select =
1A [Drive Enable] turned OFF.
Examine the operation sequence.
Note:
If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
Code Name Causes Possible Solutions
qAL2 Q2pack Alarm 2
There was an error in the Q2pack program. Examine the Q2pack program and remove the cause of the error.
This is not a drive fault.
Note:
If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
Code Name Causes Possible Solutions
qAL3 Q2pack Alarm 3
There was an error in the Q2pack program. Examine the Q2pack program and remove the cause of the error.
This is not a drive fault.
Note:
If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
Code Name Causes Possible Solutions
qAL1 Q2pack Alarm
There was an error in the Q2pack program. Examine the Q2pack program and remove the cause of the error.
This is not a drive fault.
Note:
If the drive detects this error, the terminal assigned to H2-01, H2-02, and H2-03 = 4 [2NO-2CM Func Selection, 3NO-3CM Func Selection, and 4NO-4CM Funct Selection =
Alarm] will be ON.
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