Startup Procedure and Test Run
3
3.3 LED Status Ring
YASKAWA SIEPC71061723A YASKAWA AC Drive CR700 Technical Manual 145
3.3 LED Status Ring
The LED Status Ring on the drive cover shows the drive operating status.
A - ALM/ERR
B - Ready
C - RUN
LED Status Description
A ALM/ERR
Illuminated
The drive detects a fault.
Flashing
*1
The drive detects:
• Alarm
• An oPE parameter setting error
• A fault or error during Auto-Tuning.
Note:
The LED will illuminate to identify a fault if the drive detects a fault and an alarm at the same time.
OFF
No fault or alarm occurs on the drive.
B Ready
Illuminated
The drive is operating or is prepared for operation.
Flashing
*1
The drive is in STo [Safe Torque OFF] Mode.
Flashing Quickly
*1
The voltage of the main circuit power supply dropped, and only the external 24 V power supply provides the power to
the drive.
OFF
• The drive detects a fault.
• There is no fault and the drive received a Run command, but the drive cannot operate (such as when in Programming
Mode, or when is flashing).
C RUN
Illuminated
The drive is in regular operation.
Flashing
*1
• The drive is decelerating to stop.
• The drive received a Run command but the frequency reference is 0 Hz.
• The drive received a DC Injection Braking command.
Flashing Quickly
*1
• The drive received a Run command from the MFDI terminals and is switching to REMOTE Mode while the drive is
in LOCAL Mode.
• The drive received a Run command from the MFDI terminals when the drive is not in Drive Mode.
• The drive received a Fast Stop command.
• The safety function shuts off the drive output.
• The user pushed on the keypad while the drive is operating in REMOTE Mode.
• The drive is energized with an active Run command and b1-17 = 0 [Run Command at Power Up = Disregard
Existing RUN Command].
• The drive is set to coast-to-stop with timer (b1-03 = 3 [Stopping Method Selection = Coast to Stop with Timer]), and
the Run command is disabled then enabled during the Run wait time.
OFF
The motor is stopped.
*1 Refer to
Figure 3.6 for the difference between flashing and flashing quickly.
Figure 3.6 LED Flashing Statuses
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