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DISASSEMBLY AND REPLACEMENT
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4.12.52 Original reading start sensor (prism)
(3) Release 2 latches and take off the original
reading start sensor.
When replacing the original reading start
sensor, be sure to perform the original
reading start sensor adjustment.
( P.6-80 "6.14.8 Original reading start
sensor adjustment")
Fig. 4-453
(1) Take off the reading start guide unit.
( P.4-122 "4.12.10 Reading start guide
unit")
(2) Remove 4 screws and take off the stay.
Fig. 4-454
(3) Remove 2 screws and take off the original
reading start sensor prism unit.
When replacing the original reading start
sensor, be sure to perform the original
reading start sensor adjustment.
( P.6-80 "6.14.8 Original reading start
sensor adjustment")
Fig. 4-455