
VVDED397047US R8/01 ALTIVAR
58 Keypad Display
08/01 Chapter 3 — Diagnostics and Troubleshooting
© 1998–2001 Schneider Electric All Rights Reserved
85
CHAPTER 3—DIAGNOSTICS AND TROUBLESHOOTING
KEYPAD DISPLAY AND INDICATING LEDS
When a fault condition is detected, a fault code and a plain language
message will be displayed as long as power is maintained. See Table 25
on page 91 for fault codes and messages. In addition, the LEDs on the
front of the drive controller indicate several states:
Figure 24: Location and Description of LEDs
FAULT STORAGE
The first fault detected is saved and displayed on the keypad display if
power is maintained. The drive controller trips, the red fault LED
illuminates, and the fault relay de-energizes. To reset the fault:
1. Remove power from the drive controller.
2. Before restoring power, identify and correct the cause of the fault.
3. Restore power. This will reset the fault if it has been corrected.
In certain cases, if automatic restart has been enabled, the drive
controller can be automatically restarted after the cause of the fault has
disappeared. See page 75.
FAULT
POWER
Other LEDs, display the state with option card installed
Green POWER LED illuminated: drive controller powered
Red FAULT LED
• illuminated: drive controller in fault
state
• flashing: drive controller in fault state
after pressing the keypad display
STOP key in terminal mode with a
Forward, Reverse, or DC injection
input active, or following a change to
the configuration. The motor cannot
be started until the Forward, Reverse,
or DC injection inputs are reset.
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