6
Η
Power Module Replacement
6-1
6.
Power Module Replacement
6-1 Status LED Indicators for Power Module
Each power module features one LED to help inform the user about the power module
status.
LED status:
“OFF”
:
When the locking latch is located at
“
²
”
, the power module is inactive.
When the locking latch is located at
“
±
”
and the main power is turned on, the power
module is failed.
“FLASHING”
:
The power module is failed and off line.
“ON”
:
The power module is active.
"
Note:
While releasing the locking latch of power module during normal mode, the power
module is off line and discharges the DC bus until the DC bus voltage reaches safety
level. Then, the LED will be off.
Fail
On
Off
Fail
On
Off
