Sharp SF-7300 - Name and Function of each Component

I
SF-7300
SF-735O
(SF-7300 top view)
MH,PS
Exposurecorrtrdphte
/
MORS
II
/
I
u
No.~ mirror~ase unit
AE senior slit
\
Copylamp unit
/
No.u5 mirrorbase unfi
A. Name and function of each component
the k~mirror drfie motor.
(1) Documenttebk
(10)
● Mirrorhome~tiase~~(MHpS)
A tremmitffve type photoeeneoris usedto dated the posi-
tionof the copykmp unithomeposition.
● Mirroroverrunsensor(MORS)
A tremmittive type photoeeneoris used to deteotthe posi-
tbn of the c~y tip unitovernmposition.
(11) No.~ mirrorbaee unit
This unitmwee to *an the dmunrerrtimage.
(12) copy lamp unit
Consists of the No.1 mirror,thermal fuse, AE sensor, copy
lamp, exposure oontrd pfatea, and retior, and moves to
acarrthe doometi image.
(13) Themdfuee
Atta&ed to the reffedor and funotionato shut off the copy
lamp power when an irregubr optkd systemtemperature
is encountered.
100V:(119.C, 10A)
200V:(119*C, 10A)
(14) Reflector
Used to refl~ the copylamp lightonthe &ument.
(15) E~urecontrolpktes
Four plates are attached to the oopy lamp unit to adjust ex-
posurebalance between frontand rear frame sties.
(16) Mirrorbase dtie wire
Used todrive the copy lamp unitend No.z3 mirrorbase
(17) Stepping
motor (SF-735Oonly)
Used to dfie the No.45 mirrorbase and the clutch ~eed
shiftgear.
(18) AE sensor
The &ument table is stationa~ and the originalis aligned
to the frontmrmr of the dmument guide.
Copy lamp
100V Ace: 80V, 250W
(2)
200V SWbe: i@V, 250w
Vdtege to the copy lamp is controlledby the CLC circuitto
produa stabk exposureaccordfngto d~ument mntraet.
(3)
(4)
(5)
Lem
i
Fbredf-s lens
Lem poeitbn sensor (LPS)(SF-7S50 on~)
Output signalfrom this se- b used for the basic dgnd to
determinethe copymagrdfbaffonratio.
Lem carriage (SF7350 only)
The lens and LPS are mountedon thisbase wfri~ is driven
by the kndmirror drive motor to move towards the p~er
entry dde when in the reductionmode or towardsthe p-
exit side when in the ank~ment mode.
(6)
Lem guide rail(SF-73~ only)
The kns carriage traveb over the bns guide rail to control
the kne optbal *k inthe magnifkationmode.
Lem drivewire (SF-735O only)
(m
(8)
(9)
Contied to the Iendmirror drive wire to controlthe No.4/5
mirrorand chch speed shiftgear.
No.415mirrorbase unit
The No.4 ad 5 mirrorsare mountedon this unit and shift
positionby means of the Ietimirror drive motorto matchthe
originalimage dietame. (SF-7350 only)
No.4/5 mirrorbase drive=m (SF-7350 only)
Used to shiftthe positionof the No.w5 mirrmbase drivenby
The photodide k usedto detect contrastof the documentby
5-4
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