Diagnostics; Drive Diagnostics Via The Integrated Display; Diagnostic Codes - Lenze 8400 motec Hardware Manual

6.6

Diagnostics

6.6.1

Drive diagnostics via the integrated display

On the top side of the Drive Unit, a green/red LED display indicates the respective
operating status of the controller. The LED shines brightly through the transparent cap.
LED status display
Description
Mains off
Switch-on phase (initialisation)
Operation or motor data identification
Controller inhibited (RFR)
Safety function active (Safe torque off)
Controller is ready (initialisation completed)
Operation with warning active
Quick switch-off active
System error
Error
Message is active
6.6.2

Diagnostic codes

Important codes for diagnostics
In addition to the keypad, also use the LEDs on the front of the controller for drive
diagnostics:
Two LEDs indicate the device status (DRIVE READY and DRIVE ERROR)
ƒ
Two LEDs indicate the bus status (CAN-RUN and CAN-ERROR)
ƒ
The LEDs for the bus status are less important during quick commissioning.

Tip!
The handling of the keypad X401 or the diagnosis terminal X401 is described
in the operating instructions. The instructions are supplied with the keypad
and are also included in electronic form on the product CD "L-force Inverter
Drives 8400".
EDS84DG752 EN 5.0
Drive diagnostics via the integrated display
(shining yellow)
LED flashes once approx. every 3 seconds (slow flash)
LED flashes once approx. every 1.25 seconds (flash)
LED flashes twice approx. every 1.25 seconds (double flash)
LED blinks every second
LED is permanently on

Commissioning
Diagnostics
green
off
on
on
blinking
flashing
flashing twice
on
blinking flashes every 3 s
flashing twice
on flashing
blinking
off
flashing
6
red
off
on
off
on
95