3-2.4. Clearing the Protection History
There are two ways to clear the protection history.
(a) Activate Protection History Display Mode. Press the "
STATUS
" button to display the protection his-
tory. Press and hold the "
DIMMER
" button for 3 seconds.
PRT:DC
Press and hold the "
DIMMER
" button for 3 seconds.
PRT:CLEAR
The above message is displayed and the protection history is cleared.
NO PROTECT
(b) Initialize this unit. (See "
CAUTION IN SERVICING.
")
b
Use the method in
3-2.4. (a)
if you do not want to erase your settings from this unit.
Warning Displays by POWER LED
If the power is turned Off while a protection is being detected, the POWER LED flashes in red to warn
you depending on the protection status as follows.
(a) ASO/DC protection: Flashes at 0.5-second intervals (0.25 seconds lit, 0.25 seconds unlit)
(b) THERMAL (A/B) protection: Flashes at 2-second intervals (1 seconds lit, 1 seconds unlit)
(c) CURRENT protection: Flashes at 4-second intervals (2 seconds lit, 2 seconds unlit)
115
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating
Summary of Contents for AVR-S730H
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