Combination of Repair Parts (CW/CW Sensor Board/Main board)
◆Repair mode
CW CW Sensor Board Main Board Comment
Failure Part ×
Old Sensor Replacement Old
When CW sensor board is old things, it is replaced
with an old board.
New Sensor Replacement New
When CW sensor board is new things, it is replaced
with a new board.
Failure Part ×
Old Sensor Old
When CW sensor board is old things, it is replaced
with an old board.
New Sensor New
When CW sensor board is new things, it is replaced
with a new board.
Failure Part ×
Old Sensor New Replacement
When CW sensor board is old things, it is replaced
with an new board.
New Sensor Replacement
When CW sensor board is new, it is not necessary to
exchange.
Failure Part
××
Old Sensor Old
When CW sensor board is old things, replace a CW
sensor board from Optical Engine.(*)
New Sensor
When CW sensor board is new, it is not necessary to
replace.
(*)Optical engine for repair has CW and new CW
sensor board.
◆How to recognize an old and new CW sensor board (Figure 1)
･The form of an attachment hole differs, a circle hole as the old board
and an ellipse hole as a new board.
･The sizes of a board also differ.
New CW Sensor
Board
Old CW Sensor
Board
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