Sharp AR-651 (serv.man19) Service Manual ▷ View online
AR-651/810 RADF (DOCUMENT FEEDER) 16 - 81
(G-4) Cover open/close switch
(1) Remove the ADF rear cover.
(2) Remove 1 screw and take off the cover open/
close switch.
(G-5) Tray sensor
(1) Open the tray, remove 3 screws and take off
the back cover.
(2) Disconnect 1 connector, release the latches
and take off the tray sensor.
(G-3) Original length sensor
(1) Remove the lower guide.
(2) Remove 1 screw, disconnect 1 connector and
take off the original length sensor with the
bracket.
(3) Remove 1 screw and release the original
length sensor from the bracket.
Original length sensor
Cover open/close switch
Back cover
Tray sensor
AR-651/810 RADF (DOCUMENT FEEDER) 16 - 82
(G-8) Intermediate transport sensor
(1) Open the platen sheet and remove 1 screw
fixing the band.
(2) Move the platen sheet toward the direction of
the white arrow to deflect the fulcrum and take
it off.
(3) Remove 2 screws and take off the scanning
end guide.
(4) Remove 4 screws and take off the small
original transport guide.
(G-7) APS operation sensor
(1) Remove the ADF rear cover.
(2) Disconnect 1 connector.
(3) Remove 1 screw and take off the APS
operation sensor with the bracket.
(4) While turning the sensor flag to deflect the
light shielding section from the sensor, release
the latches and take off the APS operation
sensor.
Sensor flag
Platen sheet
Small original
transport guide
transport guide
Scanning
end guide
end guide
(G-6) Tray width sensor
(1) Open the tray, remove 3 screws and take off
the back cover.
(2) Disconnect 1 connector, remove 1 screw and
take off the tray width sensor.
Note: Put together both marks at the rack and pinion
as shown by the right figure when installing the
tray width sensor.
APS operation sensor
AR-651/810 RADF (DOCUMENT FEEDER) 16 - 83
(G-9) RADF open/close switch
(1) Remove the ADF rear cover.
(2) Disconnect 3 connectors.
(3) Remove 1 screw and take off the RADF open/
close switch with the bracket.
(4) Remove 1 screw and release the RADF open/
close switch from the bracket.
<Installing procedure>
(5) After installing the RADF open/close switch to
the bracket, connect the connectors to it in
the alignment shown by the right figure.
RADF open/close switch
Blue Orange Brown
(G-10) Large original exit sensor
(1) Open the jam access cover.
(2) Open the reverse guide and detach the front
side inlet and take off the guide toward the
front side.
(3) Open the scanning guide, detach the inlets at
both sides and take off the guide upward while
holding both sides.
(4) Remove 2 screws and take off the large
original exit guide.
Scanning guide
Large original exit guide
(5) Disconnect 1 connector, release the latches
and take off the intermediate transport sensor.
Intermediate transport sensor
AR-651/810 RADF (DOCUMENT FEEDER) 16 - 84
(5) Remove 1 screw, disconnect 1 connector and
take off the large original exit sensor with the
bracket.
(6) Remove 1 screw and release the large
original exit sensor from the bracket.
(G-11) Read sensor
(1) Remove the ADF left cover.
(2) Remove 1 screw, disconnect 1 connector and
take off the read sensor with the bracket.
(3) Remove 1 screw and release the read sensor
from the bracket.
(G-12) Registration sensor/Original length sensor
(1) Remove the ADF left cover.
(2) Open the jam access cover, remove 5 screws
and take off the upper transport guide.
(3) Release each latch, disconnect each
connector, and take off the registration sensor
and original width sensors.
Large original exit sensor
Read sensor
Upper transport guide
Registration sensor
Original width sensor
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