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AVR-1910/1620/1610/790/590
2. Errors checking mode (Displaying the protection history)
2.1. Operation specifications
Error mode (Displaying the protection history):
When started up, the error information is displayed.
Starting up:
● All model commonness
With the "STATUS" and "MULTEQ" buttons pressed, press the "ON/OFF" button to turn the power on. The error (protection
history display) mode is set.
Now, press the "STATUS" button to turn on the FL display.
2.2. About the display on the FL display
When the "STATUS" button is pressed after setting the error (protection history display) mode, a history like the one shown
below is displayed, depending on the conditions.
(1) Normally (when there has been no protection incident)
(2) For ASO/DC (when the last protection incident was ASO or DC protection)
(3) For THERMAL (when the last protection incident was THERMALprotection)
When the "STATUS" button is pressed again after the above protection history is displayed, the normal display reappears.
2.3. Clearing the protection history
There are two ways to clear the protection history, as described below.
(1) Start up the error (protection display) mode, display the error, then press and hold in the "ENTER" button for 3 seconds.
Press and hold in the "ENTER" button for 3 seconds
The above is displayed and the protection history is cleared.
(2) Initialize.
※ If you want to save a backup, use the method in 3.(1) above.
Warning indication by the POWER LED
If the power is turned off when a protection incident has been detected, the POWER LED (red) flashes as a warning ac-
cording to the conditions in which the protection incident occurred.
(1) ASO/DC PROTECTION : Flashes in cycles of 0.5 seconds (0.25 seconds lit, 0.25 seconds off)
(2) THERMAL PROTECTION : Flashes in cycles of 2 seconds (1 second lit, 1 second off)
FLD N O P R O T E C T
FLD P R T : A S O / D C
FLD P R T : T H E R M A L
FLD : T H E R M A L T H E
FLD P R T : C L E A R
FLD
NO PROT ECT
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