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In case two of LED's do not emit
light, failure and malfunctioning
may be considered. Replace in the
following procedure. When removing
surface soils, also use the following
procedure.
Turn the power off.
The Mask has the LED Board. Disconnect the Connectors from both ends of LED Board, remove
2 U Nuts, take out and replace the LED Board. At this time, pay attention to the direction of the
LED Board, and install it.
After replacing the LED Board, be sure to perform sighting check according to the test mode.
FIG. 15. 1 b
FIG. 15. 1 c
If the light emission from the 2 LED's can not be seen, replace.
LED BD
838-13145-02
U NUT (2)
M3, plastic washer used.
REPLACING THE LED BD
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